---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-397 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 9.2G 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 959 12045 0 3035 14753 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:bb:d4:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.43/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85639sec preferred_lft 85639sec inet6 fe80::f816:3eff:febb:d4b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-397) 02/28/26 _x86_64_ (4 CPU) 01:11:27 LINUX RESTART (4 CPU) 01:12:02 tps rtps wtps bread/s bwrtn/s 01:13:01 183.05 28.89 154.16 1676.73 55593.70 01:14:01 100.42 14.56 85.85 879.85 15403.57 01:15:01 3.92 0.00 3.92 0.00 262.22 01:16:01 1.95 0.00 1.95 0.00 121.71 01:17:01 1.42 0.02 1.40 0.13 45.99 01:18:01 2.05 0.03 2.02 0.53 95.05 01:19:01 3.05 0.00 3.05 0.00 77.32 01:20:01 1.27 0.00 1.27 0.00 18.13 01:21:01 1.50 0.00 1.50 0.00 44.53 01:22:01 5.75 0.02 5.73 0.13 399.67 01:23:01 15.41 4.48 10.93 113.85 4127.05 01:24:01 37.96 0.87 37.09 87.19 20137.84 Average: 29.60 4.04 25.56 227.86 7961.09 01:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 13468324 15342900 2956644 18.00 74672 1990116 1006860 5.76 912700 1809656 130232 01:14:01 10705896 12924964 5719072 34.82 80000 2320844 4350828 24.90 3439168 2021796 5724 01:15:01 9591316 11811672 6833652 41.61 80088 2321692 4449252 25.46 4554168 2017640 68 01:16:01 9571964 11795276 6853004 41.72 80156 2324524 4465336 25.55 4570440 2020464 184 01:17:01 9561108 11785240 6863860 41.79 80224 2325280 4465336 25.55 4580072 2021232 296 01:18:01 9543524 11770104 6881444 41.90 80288 2327584 4481368 25.65 4596004 2023368 420 01:19:01 9528436 11756032 6896532 41.99 80364 2328440 4498060 25.74 4610020 2024192 172 01:20:01 9527852 11755536 6897116 41.99 80408 2328444 4498060 25.74 4610436 2024220 216 01:21:01 9522276 11750764 6902692 42.03 80452 2329164 4514888 25.84 4615404 2024872 92 01:22:01 9446264 11687808 6978704 42.49 80624 2341644 4564684 26.12 4675428 2037272 2196 01:23:01 12327016 15183032 4097952 24.95 81976 2945784 1028436 5.89 1628272 2200776 494660 01:24:01 12296588 15076764 4128380 25.13 85128 2868184 1170940 6.70 1739344 2121552 26528 Average: 10424214 12720008 6000754 36.53 80365 2395975 3624504 20.74 3710955 2028920 55066 01:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 ens3 273.61 197.83 3653.80 34.72 0.00 0.00 0.00 0.00 01:13:01 lo 0.88 0.88 0.10 0.10 0.00 0.00 0.00 0.00 01:14:01 ens3 404.87 249.61 3121.65 59.13 0.00 0.00 0.00 0.00 01:14:01 lo 0.52 0.52 0.06 0.06 0.00 0.00 0.00 0.00 01:15:01 ens3 186.89 89.79 50.83 45.61 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 01:16:01 ens3 289.24 190.32 68.37 67.60 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 01:17:01 ens3 120.98 77.24 26.46 23.79 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 01:18:01 ens3 131.99 83.82 30.87 28.15 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 01:19:01 ens3 58.67 29.63 13.62 12.59 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 01:20:01 ens3 5.85 2.92 5.73 0.77 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 01:21:01 ens3 46.46 26.18 12.85 11.29 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 01:22:01 ens3 1728.01 1122.91 417.32 399.36 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 01:23:01 ens3 527.51 345.71 671.97 123.47 0.00 0.00 0.00 0.00 01:23:01 lo 0.97 0.97 0.08 0.08 0.00 0.00 0.00 0.00 01:24:01 ens3 500.27 195.37 160.37 315.42 0.00 0.00 0.00 0.00 01:24:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 356.31 217.64 682.03 93.57 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-397) 02/28/26 _x86_64_ (4 CPU) 01:11:27 LINUX RESTART (4 CPU) 01:12:02 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 23.72 0.00 1.81 4.03 0.10 70.34 01:13:01 0 28.49 0.00 2.89 2.96 0.09 65.57 01:13:01 1 23.60 0.00 1.75 2.55 0.07 72.03 01:13:01 2 31.68 0.00 2.11 7.52 0.14 58.54 01:13:01 3 11.08 0.00 0.48 3.14 0.10 85.20 01:14:01 all 55.37 0.00 1.68 0.66 0.09 42.20 01:14:01 0 51.62 0.00 1.59 0.23 0.08 46.47 01:14:01 1 58.98 0.00 1.40 0.57 0.08 38.97 01:14:01 2 52.03 0.00 1.59 1.54 0.10 44.74 01:14:01 3 58.82 0.00 2.16 0.30 0.08 38.64 01:15:01 all 14.95 0.00 0.61 2.46 0.05 81.94 01:15:01 0 7.75 0.00 0.52 0.00 0.05 91.68 01:15:01 1 11.32 0.00 0.49 0.00 0.08 88.11 01:15:01 2 11.45 0.00 0.62 9.85 0.03 78.05 01:15:01 3 29.25 0.00 0.75 0.00 0.05 69.96 01:16:01 all 2.09 0.00 0.44 0.28 0.04 97.15 01:16:01 0 1.93 0.00 0.63 0.00 0.02 97.42 01:16:01 1 2.61 0.00 0.44 0.03 0.10 96.82 01:16:01 2 2.32 0.00 0.23 1.10 0.03 96.31 01:16:01 3 1.48 0.00 0.48 0.00 0.02 98.02 01:17:01 all 0.89 0.00 0.20 0.02 0.03 98.86 01:17:01 0 0.62 0.00 0.33 0.00 0.03 99.02 01:17:01 1 0.89 0.00 0.18 0.02 0.07 98.84 01:17:01 2 1.22 0.00 0.03 0.03 0.03 98.68 01:17:01 3 0.85 0.00 0.23 0.00 0.00 98.92 01:18:01 all 1.78 0.00 0.28 0.02 0.05 97.88 01:18:01 0 2.95 0.00 0.23 0.00 0.05 96.77 01:18:01 1 1.15 0.00 0.40 0.02 0.08 98.35 01:18:01 2 1.90 0.00 0.25 0.03 0.03 97.78 01:18:01 3 1.12 0.00 0.27 0.00 0.02 98.60 01:19:01 all 1.63 0.00 0.20 0.02 0.04 98.11 01:19:01 0 1.44 0.00 0.25 0.02 0.02 98.28 01:19:01 1 1.12 0.00 0.23 0.05 0.07 98.53 01:19:01 2 3.42 0.00 0.20 0.00 0.03 96.35 01:19:01 3 0.55 0.00 0.12 0.02 0.03 99.28 01:20:01 all 0.13 0.00 0.04 0.01 0.04 99.78 01:20:01 0 0.08 0.00 0.07 0.00 0.05 99.80 01:20:01 1 0.07 0.00 0.03 0.05 0.02 99.83 01:20:01 2 0.13 0.00 0.02 0.00 0.03 99.82 01:20:01 3 0.22 0.00 0.07 0.00 0.05 99.67 01:21:01 all 0.83 0.00 0.10 0.01 0.04 99.01 01:21:01 0 0.65 0.00 0.13 0.02 0.05 99.15 01:21:01 1 1.27 0.00 0.05 0.02 0.03 98.63 01:21:01 2 0.90 0.00 0.10 0.00 0.07 98.93 01:21:01 3 0.52 0.00 0.12 0.00 0.05 99.32 01:22:01 all 16.26 0.00 2.97 0.02 0.06 80.68 01:22:01 0 14.82 0.00 2.47 0.08 0.05 82.57 01:22:01 1 24.55 0.00 1.53 0.02 0.05 73.85 01:22:01 2 14.33 0.00 3.51 0.00 0.05 82.10 01:22:01 3 11.29 0.00 4.39 0.00 0.07 84.25 01:23:01 all 43.95 0.00 2.36 0.06 0.12 53.52 01:23:01 0 46.30 0.00 2.84 0.07 0.13 50.66 01:23:01 1 53.84 0.00 2.19 0.05 0.12 43.79 01:23:01 2 37.85 0.00 2.58 0.02 0.13 59.42 01:23:01 3 37.81 0.00 1.82 0.12 0.10 60.15 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 20.19 0.00 1.19 2.29 0.06 76.28 01:24:01 0 21.99 0.00 1.44 6.03 0.05 70.49 01:24:01 1 15.64 0.00 1.00 2.10 0.05 81.21 01:24:01 2 22.64 0.00 1.22 0.12 0.07 75.96 01:24:01 3 20.46 0.00 1.08 0.93 0.08 77.43 Average: all 15.12 0.00 0.99 0.82 0.06 83.02 Average: 0 14.83 0.00 1.11 0.78 0.06 83.22 Average: 1 16.24 0.00 0.81 0.45 0.07 82.43 Average: 2 14.94 0.00 1.04 1.67 0.06 82.29 Average: 3 14.45 0.00 1.00 0.37 0.05 84.13