---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1515 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: 2799.998 BogoMIPS: 5599.99 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 9.1G 69G 12% / 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 1176 11882 0 2981 14536 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:9a:bd:a1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.109/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85635sec preferred_lft 85635sec inet6 fe80::f816:3eff:fe9a:bda1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1515) 12/27/25 _x86_64_ (4 CPU) 01:11:28 LINUX RESTART (4 CPU) 01:12:02 tps rtps wtps bread/s bwrtn/s 01:13:01 190.66 28.91 161.76 1676.99 49149.58 01:14:01 87.55 14.40 73.15 879.05 10576.24 01:15:01 3.58 0.00 3.58 0.00 239.56 01:16:01 2.13 0.00 2.13 0.00 123.58 01:17:01 1.83 0.02 1.82 0.13 52.12 01:18:01 2.63 0.02 2.62 0.40 105.32 01:19:01 2.30 0.00 2.30 0.00 63.86 01:20:01 1.48 0.00 1.48 0.00 22.26 01:21:01 1.70 0.00 1.70 0.00 48.93 01:22:01 2.87 0.00 2.87 0.00 134.51 01:23:01 20.23 4.47 15.76 113.58 4895.72 01:24:01 33.07 0.87 32.21 87.17 19483.64 Average: 28.95 4.02 24.93 227.78 7016.86 01:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 13345572 15308912 3079396 18.75 75948 2074932 1014908 5.81 922220 1914200 122600 01:14:01 10196872 12362900 6228096 37.92 80696 2266928 4042728 23.14 3978368 1991752 5048 01:15:01 9915248 12082212 6509720 39.63 80800 2267768 4124912 23.61 4262160 1987588 236 01:16:01 9890068 12059936 6534900 39.79 80840 2270592 4124912 23.61 4284620 1990396 108 01:17:01 9884924 12055668 6540044 39.82 80916 2271380 4157096 23.79 4287776 1991196 48 01:18:01 9845136 12018300 6579832 40.06 80984 2273684 4173344 23.88 4325748 1993340 292 01:19:01 9822676 11996900 6602292 40.20 81056 2274540 4189848 23.98 4347232 1994188 240 01:20:01 9822400 11996788 6602568 40.20 81096 2274676 4189848 23.98 4347508 1994304 232 01:21:01 9817840 11993064 6607128 40.23 81164 2275396 4189848 23.98 4351360 1994976 168 01:22:01 9713992 11904460 6710976 40.86 81348 2289948 4271344 24.44 4438296 2009456 11860 01:23:01 12137032 14952236 4287936 26.11 82656 2904172 1266952 7.25 1878008 2140708 491900 01:24:01 12224968 14947896 4200000 25.57 85320 2810988 1306880 7.48 1864700 2069168 25456 Average: 10551394 12806606 5873574 35.76 81069 2354584 3421052 19.58 3607333 2005939 54849 01:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 lo 0.88 0.88 0.11 0.11 0.00 0.00 0.00 0.00 01:13:01 ens3 413.61 299.20 5228.58 44.59 0.00 0.00 0.00 0.00 01:14:01 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 01:14:01 ens3 308.63 203.62 1549.17 58.34 0.00 0.00 0.00 0.00 01:15:01 lo 0.42 0.42 0.45 0.45 0.00 0.00 0.00 0.00 01:15:01 ens3 191.48 103.07 53.31 46.87 0.00 0.00 0.00 0.00 01:16:01 lo 0.23 0.23 0.01 0.01 0.00 0.00 0.00 0.00 01:16:01 ens3 411.45 221.48 128.38 102.20 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 ens3 30.24 21.63 7.02 8.76 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:18:01 ens3 135.16 66.22 48.55 39.40 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 ens3 98.98 52.52 25.27 21.90 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 0.27 0.43 0.07 0.37 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 ens3 44.78 32.14 10.37 10.63 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:22:01 ens3 1655.71 1131.19 429.59 411.36 0.00 0.00 0.00 0.00 01:23:01 lo 1.12 1.12 0.09 0.09 0.00 0.00 0.00 0.00 01:23:01 ens3 369.79 241.89 628.48 86.93 0.00 0.00 0.00 0.00 01:24:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 01:24:01 ens3 438.10 177.34 161.58 316.81 0.00 0.00 0.00 0.00 Average: lo 0.37 0.37 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 341.42 212.44 682.94 95.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1515) 12/27/25 _x86_64_ (4 CPU) 01:11:28 LINUX RESTART (4 CPU) 01:12:02 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 24.99 0.00 1.86 3.82 0.10 69.23 01:13:01 0 13.59 0.00 1.87 0.64 0.07 83.83 01:13:01 1 18.06 0.00 1.86 1.26 0.10 78.72 01:13:01 2 52.95 0.00 2.89 7.84 0.14 36.17 01:13:01 3 15.38 0.00 0.83 5.55 0.10 78.14 01:14:01 all 57.27 0.00 1.67 1.09 0.09 39.89 01:14:01 0 44.17 0.00 1.22 0.87 0.08 53.67 01:14:01 1 70.66 0.00 2.71 1.79 0.10 24.74 01:14:01 2 55.94 0.00 1.60 0.93 0.08 41.44 01:14:01 3 58.31 0.00 1.15 0.79 0.10 39.65 01:15:01 all 14.31 0.00 0.44 0.02 0.05 85.18 01:15:01 0 9.87 0.00 0.53 0.00 0.08 89.52 01:15:01 1 12.03 0.00 0.37 0.07 0.07 87.47 01:15:01 2 26.09 0.00 0.60 0.00 0.05 73.26 01:15:01 3 9.27 0.00 0.28 0.00 0.02 90.43 01:16:01 all 2.55 0.00 0.41 0.01 0.03 97.00 01:16:01 0 3.37 0.00 0.13 0.00 0.05 96.45 01:16:01 1 2.82 0.00 0.48 0.03 0.02 96.65 01:16:01 2 1.83 0.00 0.70 0.00 0.03 97.43 01:16:01 3 2.17 0.00 0.33 0.02 0.02 97.46 01:17:01 all 0.57 0.00 0.17 0.02 0.03 99.21 01:17:01 0 0.35 0.00 0.25 0.02 0.05 99.33 01:17:01 1 0.52 0.00 0.17 0.05 0.02 99.25 01:17:01 2 0.77 0.00 0.12 0.00 0.05 99.07 01:17:01 3 0.65 0.00 0.10 0.00 0.03 99.21 01:18:01 all 1.81 0.00 0.18 0.02 0.03 97.96 01:18:01 0 2.42 0.00 0.20 0.00 0.03 97.35 01:18:01 1 2.30 0.00 0.07 0.03 0.02 97.58 01:18:01 2 1.35 0.00 0.18 0.00 0.03 98.43 01:18:01 3 1.16 0.00 0.27 0.03 0.03 98.51 01:19:01 all 2.00 0.00 0.17 0.01 0.03 97.78 01:19:01 0 1.85 0.00 0.32 0.00 0.03 97.80 01:19:01 1 2.03 0.00 0.13 0.03 0.03 97.77 01:19:01 2 1.25 0.00 0.10 0.00 0.02 98.63 01:19:01 3 2.86 0.00 0.17 0.02 0.05 96.91 01:20:01 all 0.18 0.00 0.04 0.01 0.03 99.73 01:20:01 0 0.07 0.00 0.03 0.00 0.03 99.87 01:20:01 1 0.13 0.00 0.05 0.03 0.05 99.73 01:20:01 2 0.02 0.00 0.00 0.00 0.00 99.98 01:20:01 3 0.50 0.00 0.07 0.00 0.05 99.38 01:21:01 all 0.92 0.00 0.12 0.06 0.05 98.85 01:21:01 0 0.73 0.00 0.13 0.02 0.05 99.07 01:21:01 1 1.35 0.00 0.08 0.23 0.08 98.25 01:21:01 2 0.48 0.00 0.18 0.00 0.02 99.32 01:21:01 3 1.09 0.00 0.10 0.02 0.05 98.74 01:22:01 all 18.62 0.00 3.29 0.01 0.07 78.01 01:22:01 0 22.83 0.00 3.01 0.00 0.07 74.10 01:22:01 1 15.47 0.00 4.23 0.03 0.08 80.18 01:22:01 2 18.75 0.00 3.56 0.00 0.03 77.65 01:22:01 3 17.44 0.00 2.36 0.00 0.08 80.12 01:23:01 all 42.84 0.00 2.30 0.10 0.09 54.68 01:23:01 0 28.22 0.00 1.74 0.07 0.07 69.91 01:23:01 1 54.87 0.00 1.89 0.12 0.08 43.04 01:23:01 2 46.50 0.00 2.25 0.13 0.10 51.02 01:23:01 3 41.76 0.00 3.28 0.08 0.10 54.78 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 18.51 0.00 1.24 1.72 0.05 78.47 01:24:01 0 13.60 0.00 1.20 4.41 0.07 80.72 01:24:01 1 12.44 0.00 0.83 2.28 0.03 84.42 01:24:01 2 9.70 0.00 1.12 0.00 0.05 89.13 01:24:01 3 38.37 0.00 1.82 0.18 0.08 59.55 Average: all 15.36 0.00 0.99 0.57 0.06 83.03 Average: 0 11.75 0.00 0.88 0.50 0.06 86.81 Average: 1 16.03 0.00 1.07 0.50 0.06 82.35 Average: 2 17.91 0.00 1.11 0.73 0.05 80.21 Average: 3 15.75 0.00 0.90 0.55 0.06 82.75