Re: Verify true root on replicas with amcheck

2020-04-08 Thread David Steele
On 1/16/20 7:40 PM, Peter Geoghegan wrote: On Thu, Jan 9, 2020 at 12:55 AM godjan • wrote: I heard that amcheck has an invariant about locking no more than 1 page at a moment for avoiding deadlocks. Is there possible a deadlock situation? This is a conservative principle that I came up

Re: Verify true root on replicas with amcheck

2020-04-01 Thread David Steele
On 1/9/20 3:55 AM, godjan • wrote: Hi, we have trouble to detect true root corruptions on replicas. I made a patch for resolving it with the locking meta page and potential root page. I heard that amcheck has an invariant about locking no more than 1 page at a moment for avoiding deadlocks.

Re: Verify true root on replicas with amcheck

2020-01-16 Thread Peter Geoghegan
On Thu, Jan 9, 2020 at 12:55 AM godjan • wrote: > Hi, we have trouble to detect true root corruptions on replicas. I made a > patch for resolving it with the locking meta page and potential root page. What do you mean by true root corruption? What is the cause of the problem? What symptom does

Verify true root on replicas with amcheck

2020-01-09 Thread godjan •
Hi, we have trouble to detect true root corruptions on replicas. I made a patch for resolving it with the locking meta page and potential root page. I heard that amcheck has an invariant about locking no more than 1 page at a moment for avoiding deadlocks. Is there possible a deadlock