---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12637 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1232 10689 0 4117 14477 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9c:6a:e3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85623sec preferred_lft 85623sec inet6 fe80::f816:3eff:fe9c:6ae3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12637) 08/15/26 _x86_64_ (4 CPU) 01:12:10 LINUX RESTART (4 CPU) 01:13:01 tps rtps wtps bread/s bwrtn/s 01:14:01 217.13 32.09 185.04 1772.50 66119.91 01:15:01 37.62 10.86 26.76 783.87 5230.26 01:16:01 1.75 0.02 1.73 0.13 107.56 01:17:01 1.88 0.02 1.87 0.13 121.45 01:18:01 2.18 0.00 2.18 0.00 54.92 01:19:01 2.87 0.03 2.83 0.53 113.18 01:20:01 2.33 0.00 2.33 0.00 64.26 01:21:01 1.93 0.00 1.93 0.00 27.33 01:22:01 1.57 0.00 1.57 0.00 47.19 01:23:01 6.50 0.00 6.50 0.00 443.66 01:24:01 18.78 4.50 14.28 119.71 5424.43 01:25:01 26.55 0.75 25.80 76.92 19954.54 Average: 26.76 4.02 22.73 229.49 8142.24 01:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 12078196 15207652 4346772 26.46 78420 3218772 1034332 5.92 1055480 3011624 29132 01:15:01 9258340 12538608 7166628 43.63 81736 3357436 3656308 20.92 3818368 3052696 2060 01:16:01 9215604 12496296 7209364 43.89 81804 3358008 3672512 21.02 3864228 3048852 92 01:17:01 9186896 12470640 7238072 44.07 81860 3360852 3672512 21.02 3888672 3051680 256 01:18:01 9150420 12435064 7274548 44.29 81932 3361644 4172900 23.88 3924792 3052472 232 01:19:01 9036948 12324708 7388020 44.98 82016 3364476 4172900 23.88 4035652 3055160 800 01:20:01 9024880 12313084 7400088 45.05 82080 3364844 4172900 23.88 4047084 3055488 376 01:21:01 9024712 12313112 7400256 45.05 82120 3364976 4188940 23.97 4047296 3055636 188 01:22:01 8984488 12273708 7440480 45.30 82156 3365704 4188940 23.97 4086412 3056304 64 01:23:01 8534564 11839584 7890404 48.04 82376 3380300 4271948 24.45 4518784 3070724 3612 01:24:01 11265316 15268144 5159652 31.41 83672 4056888 955112 5.47 1640756 3211664 529084 01:25:01 10903508 14789376 5521460 33.62 85632 3942412 1443296 8.26 2065820 3150552 26360 Average: 9638656 13022498 6786312 41.32 82150 3458026 3300217 18.89 3416112 3072738 49355 01:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 01:14:01 ens3 1307.95 584.30 21860.12 62.79 0.00 0.00 0.00 0.00 01:15:01 lo 0.83 0.83 0.52 0.52 0.00 0.00 0.00 0.00 01:15:01 ens3 337.92 207.86 675.51 70.19 0.00 0.00 0.00 0.00 01:16:01 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 01:16:01 ens3 104.25 62.41 30.99 26.40 0.00 0.00 0.00 0.00 01:17:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:17:01 ens3 621.21 307.33 202.36 156.22 0.00 0.00 0.00 0.00 01:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 ens3 143.29 95.10 35.82 32.13 0.00 0.00 0.00 0.00 01:19:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:19:01 ens3 212.36 130.96 52.43 46.23 0.00 0.00 0.00 0.00 01:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 ens3 53.89 37.19 11.92 10.67 0.00 0.00 0.00 0.00 01:21:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:21:01 ens3 0.65 0.52 0.33 0.40 0.00 0.00 0.00 0.00 01:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 ens3 49.53 33.89 10.40 10.83 0.00 0.00 0.00 0.00 01:23:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:23:01 ens3 2470.27 1574.59 636.64 562.44 0.00 0.00 0.00 0.00 01:24:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 01:24:01 ens3 463.39 304.18 642.61 104.34 0.00 0.00 0.00 0.00 01:25:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 01:25:01 ens3 85.00 60.66 29.75 233.60 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 487.47 283.25 2015.69 109.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12637) 08/15/26 _x86_64_ (4 CPU) 01:12:10 LINUX RESTART (4 CPU) 01:13:01 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 27.86 0.00 2.33 1.92 0.08 67.82 01:14:01 0 19.26 0.00 2.27 3.03 0.10 75.34 01:14:01 1 33.36 0.00 2.41 0.35 0.08 63.80 01:14:01 2 31.85 0.00 2.63 1.57 0.07 63.88 01:14:01 3 26.98 0.00 2.00 2.74 0.07 68.21 01:15:01 all 59.16 0.00 1.53 0.18 0.08 39.06 01:15:01 0 53.88 0.00 1.64 0.28 0.08 44.11 01:15:01 1 56.49 0.00 1.00 0.05 0.08 42.38 01:15:01 2 64.23 0.00 1.55 0.23 0.08 33.90 01:15:01 3 62.05 0.00 1.89 0.15 0.08 35.83 01:16:01 all 17.85 0.00 0.30 0.01 0.05 81.79 01:16:01 0 8.87 0.00 0.41 0.05 0.08 90.59 01:16:01 1 21.23 0.00 0.10 0.00 0.05 78.62 01:16:01 2 21.37 0.00 0.08 0.00 0.02 78.53 01:16:01 3 20.04 0.00 0.62 0.00 0.05 79.29 01:17:01 all 3.46 0.00 0.45 0.02 0.03 96.05 01:17:01 0 3.90 0.00 0.58 0.07 0.05 95.40 01:17:01 1 3.24 0.00 0.60 0.00 0.03 96.13 01:17:01 2 4.32 0.00 0.03 0.00 0.02 95.63 01:17:01 3 2.37 0.00 0.57 0.00 0.03 97.03 01:18:01 all 0.83 0.00 0.21 0.05 0.02 98.88 01:18:01 0 0.67 0.00 0.22 0.17 0.03 98.92 01:18:01 1 1.57 0.00 0.25 0.02 0.02 98.14 01:18:01 2 0.25 0.00 0.18 0.00 0.00 99.57 01:18:01 3 0.82 0.00 0.20 0.02 0.02 98.95 01:19:01 all 3.22 0.00 0.35 0.02 0.03 96.39 01:19:01 0 2.58 0.00 0.40 0.07 0.03 96.92 01:19:01 1 5.03 0.00 0.26 0.00 0.05 94.65 01:19:01 2 2.53 0.00 0.28 0.00 0.00 97.18 01:19:01 3 2.71 0.00 0.42 0.00 0.03 96.84 01:20:01 all 1.18 0.00 0.11 0.01 0.02 98.67 01:20:01 0 0.70 0.00 0.13 0.05 0.03 99.08 01:20:01 1 3.10 0.00 0.07 0.00 0.03 96.80 01:20:01 2 0.40 0.00 0.10 0.00 0.03 99.47 01:20:01 3 0.50 0.00 0.17 0.00 0.02 99.32 01:21:01 all 0.13 0.00 0.04 0.01 0.03 99.79 01:21:01 0 0.17 0.00 0.05 0.03 0.05 99.70 01:21:01 1 0.10 0.00 0.03 0.00 0.02 99.85 01:21:01 2 0.23 0.00 0.08 0.00 0.02 99.67 01:21:01 3 0.05 0.00 0.02 0.00 0.03 99.90 01:22:01 all 0.82 0.00 0.11 0.01 0.04 99.02 01:22:01 0 0.92 0.00 0.17 0.03 0.03 98.85 01:22:01 1 0.72 0.00 0.03 0.00 0.02 99.23 01:22:01 2 0.72 0.00 0.12 0.00 0.03 99.13 01:22:01 3 0.92 0.00 0.10 0.00 0.05 98.93 01:23:01 all 22.85 0.00 3.35 0.03 0.07 73.70 01:23:01 0 30.46 0.00 2.83 0.05 0.08 66.58 01:23:01 1 24.81 0.00 2.89 0.00 0.07 72.23 01:23:01 2 20.15 0.00 3.04 0.02 0.07 76.73 01:23:01 3 16.03 0.00 4.62 0.07 0.07 79.22 01:24:01 all 45.97 0.00 2.40 0.05 0.09 51.49 01:24:01 0 50.66 0.00 2.49 0.17 0.10 46.59 01:24:01 1 44.12 0.00 2.10 0.00 0.07 53.71 01:24:01 2 51.00 0.00 2.68 0.00 0.10 46.22 01:24:01 3 38.11 0.00 2.36 0.03 0.08 59.41 01:24:01 CPU %user %nice %system %iowait %steal %idle 01:25:01 all 17.23 0.00 1.10 0.50 0.05 81.12 01:25:01 0 9.72 0.00 0.82 0.57 0.03 88.86 01:25:01 1 20.40 0.00 1.25 0.73 0.03 77.58 01:25:01 2 24.05 0.00 1.55 0.12 0.07 74.22 01:25:01 3 14.78 0.00 0.80 0.55 0.03 83.84 Average: all 16.70 0.00 1.02 0.23 0.05 82.00 Average: 0 15.15 0.00 1.00 0.38 0.06 83.41 Average: 1 17.80 0.00 0.91 0.10 0.05 81.15 Average: 2 18.41 0.00 1.03 0.16 0.04 80.36 Average: 3 15.44 0.00 1.15 0.30 0.05 83.07