---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6251 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 460 5151 0 2363 7230 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ac:31:e6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.150/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85832sec preferred_lft 85832sec inet6 fe80::f816:3eff:feac:31e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6251) 10/11/25 _x86_64_ (4 CPU) 22:55:03 LINUX RESTART (4 CPU) 22:56:02 tps rtps wtps bread/s bwrtn/s 22:57:01 51.16 2.29 48.87 44.59 6826.90 22:58:01 77.67 29.73 47.94 1637.73 10364.27 22:59:01 7.43 0.02 7.41 0.13 267.95 23:00:01 8.18 0.00 8.18 0.00 349.22 23:01:01 36.20 10.41 25.79 727.76 3573.88 23:02:01 3.62 1.07 2.55 23.73 85.05 23:03:01 26.18 3.80 22.38 111.05 2431.59 23:04:01 29.06 0.65 28.41 77.44 6158.35 Average: 29.89 6.00 23.89 328.36 3750.63 22:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:57:01 5850348 7430000 2317072 28.37 51496 1698228 673700 7.31 576596 1557972 134588 22:58:01 5514348 7281332 2653072 32.48 58188 1871280 798272 8.66 738856 1716148 1324 22:59:01 5500160 7272756 2667260 32.66 59608 1874768 806552 8.75 748264 1719032 1820 23:00:01 5472868 7252096 2694552 32.99 61256 1878748 860368 9.34 770816 1721736 2588 23:01:01 4433624 6336504 3733796 45.72 63332 1996988 1687388 18.31 1718188 1800980 1380 23:02:01 4387036 6291140 3780384 46.29 63468 1997704 1719304 18.66 1766308 1799052 44 23:03:01 5298932 7424644 2868488 35.12 67220 2211072 678252 7.36 724324 1924040 149148 23:04:01 5341328 7469312 2826092 34.60 69504 2210588 615472 6.68 686216 1920304 12172 Average: 5224830 7094723 2942590 36.03 61759 1967422 979914 10.63 966196 1769908 37883 22:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:57:01 ens3 54.26 39.76 709.03 5.47 0.00 0.00 0.00 0.00 22:57:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 22:58:01 ens3 108.82 87.70 1173.49 20.26 0.00 0.00 0.00 0.00 22:58:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:59:01 ens3 47.97 67.90 51.35 10.97 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:00:01 ens3 70.59 103.35 61.76 16.19 0.00 0.00 0.00 0.00 23:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:01:01 ens3 178.71 180.06 1562.93 29.06 0.00 0.00 0.00 0.00 23:01:01 lo 3.32 3.32 1.54 1.54 0.00 0.00 0.00 0.00 23:02:01 ens3 2.70 2.27 0.60 0.73 0.00 0.00 0.00 0.00 23:02:01 lo 13.00 13.00 3.49 3.49 0.00 0.00 0.00 0.00 23:03:01 ens3 197.18 227.43 1112.92 45.78 0.00 0.00 0.00 0.00 23:03:01 lo 13.56 13.56 2.99 2.99 0.00 0.00 0.00 0.00 23:04:01 ens3 10.80 11.93 8.31 10.65 0.00 0.00 0.00 0.00 23:04:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 83.94 90.15 584.76 17.41 0.00 0.00 0.00 0.00 Average: lo 4.15 4.15 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6251) 10/11/25 _x86_64_ (4 CPU) 22:55:03 LINUX RESTART (4 CPU) 22:56:02 CPU %user %nice %system %iowait %steal %idle 22:57:01 all 18.83 0.00 1.30 2.81 1.72 75.34 22:57:01 0 2.45 0.00 0.90 8.86 0.88 86.91 22:57:01 1 41.73 0.00 2.47 1.78 2.23 51.79 22:57:01 2 7.25 0.00 0.84 0.27 2.39 89.25 22:57:01 3 24.00 0.00 1.03 0.39 1.37 73.21 22:58:01 all 17.19 0.00 1.31 1.85 4.45 75.20 22:58:01 0 8.93 0.00 0.88 2.56 3.76 83.87 22:58:01 1 17.84 0.00 1.41 2.28 4.26 74.21 22:58:01 2 30.84 0.00 1.85 2.13 5.46 59.73 22:58:01 3 11.24 0.00 1.09 0.44 4.31 82.92 22:59:01 all 4.19 0.00 0.42 0.06 2.00 93.33 22:59:01 0 1.28 0.00 0.08 0.15 0.53 97.96 22:59:01 1 5.91 0.00 0.36 0.10 1.72 91.90 22:59:01 2 3.66 0.00 0.41 0.00 2.85 93.08 22:59:01 3 5.90 0.00 0.80 0.00 2.87 90.43 23:00:01 all 4.10 0.00 0.47 0.05 1.99 93.40 23:00:01 0 1.98 0.00 0.18 0.13 0.83 96.88 23:00:01 1 2.27 0.00 0.32 0.00 0.90 96.52 23:00:01 2 6.75 0.00 0.64 0.02 3.65 88.95 23:00:01 3 5.33 0.00 0.72 0.05 2.53 91.37 23:01:01 all 37.46 0.00 1.59 0.84 8.74 51.37 23:01:01 0 39.36 0.00 1.29 0.99 8.19 50.16 23:01:01 1 38.80 0.00 1.44 0.74 8.66 50.36 23:01:01 2 32.15 0.00 1.67 0.76 9.39 56.03 23:01:01 3 39.55 0.00 1.95 0.89 8.73 48.89 23:02:01 all 4.11 0.00 0.59 0.07 2.53 92.70 23:02:01 0 3.83 0.00 0.62 0.10 2.43 93.01 23:02:01 1 4.41 0.00 0.71 0.00 2.74 92.14 23:02:01 2 3.98 0.00 0.54 0.07 2.45 92.96 23:02:01 3 4.22 0.00 0.49 0.11 2.49 92.68 23:03:01 all 18.55 0.00 1.46 0.21 4.70 75.08 23:03:01 0 13.43 0.00 2.15 0.72 4.89 78.81 23:03:01 1 8.87 0.00 0.81 0.05 4.23 86.03 23:03:01 2 26.27 0.00 1.94 0.05 5.24 66.50 23:03:01 3 25.66 0.00 0.94 0.02 4.45 68.94 23:04:01 all 19.91 0.00 0.84 1.40 2.33 75.52 23:04:01 0 0.58 0.00 0.53 2.76 1.60 94.54 23:04:01 1 5.70 0.00 0.50 1.18 0.86 91.77 23:04:01 2 13.28 0.00 0.66 0.35 2.45 83.27 23:04:01 3 59.94 0.00 1.64 1.35 4.40 32.67 Average: all 15.58 0.00 1.00 0.91 3.58 78.94 Average: 0 9.06 0.00 0.83 2.01 2.91 85.18 Average: 1 15.66 0.00 1.00 0.76 3.22 79.35 Average: 2 15.60 0.00 1.07 0.45 4.25 78.62 Average: 3 21.98 0.00 1.08 0.41 3.91 72.62