---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17371 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: 2799.996 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 672K 1.6G 1% /run /dev/vda1 78G 9.4G 68G 13% / 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 555 12014 0 3470 15154 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:18:6a:03 brd ff:ff:ff:ff:ff:ff inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86029sec preferred_lft 86029sec inet6 fe80::f816:3eff:fe18:6a03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17371) 03/23/24 _x86_64_ (4 CPU) 04:31:24 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 114.00 18.45 95.55 1114.88 22347.74 04:34:01 302.78 5.35 297.43 81.72 24502.98 04:35:01 444.30 0.00 444.30 0.00 38504.77 04:36:01 23.71 0.02 23.70 4.27 12586.84 04:37:01 49.42 24.36 25.06 1749.42 20372.01 Average: 186.85 9.63 177.21 590.08 23663.25 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13970292 15626768 2454676 14.94 67352 1786152 696368 3.99 610416 1622164 110188 04:34:01 12226048 15031172 4198920 25.56 131336 2760268 1409408 8.07 1286908 2539616 840856 04:35:01 12062916 14879016 4362052 26.56 131608 2769448 1587876 9.09 1462160 2527272 9152 04:36:01 11070308 13886436 5354660 32.60 131696 2769876 2671856 15.29 2441540 2525896 500 04:37:01 12267100 15477064 4157868 25.31 146788 3136660 844364 4.83 978344 2802604 124972 Average: 12319333 14980091 4105635 25.00 121756 2644481 1441974 8.25 1355874 2403510 217134 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 ens3 61.24 41.04 1019.28 8.24 0.00 0.00 0.00 0.00 04:33:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 04:34:01 ens3 348.76 245.49 3815.42 56.38 0.00 0.00 0.00 0.00 04:34:01 lo 3.93 3.93 0.73 0.73 0.00 0.00 0.00 0.00 04:35:01 ens3 13.53 13.31 7.32 7.46 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 ens3 0.37 0.30 0.12 0.43 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:37:01 ens3 272.59 211.33 3239.73 46.71 0.00 0.00 0.00 0.00 04:37:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 139.30 102.30 1616.37 23.84 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17371) 03/23/24 _x86_64_ (4 CPU) 04:31:24 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 19.47 0.00 1.34 6.19 0.06 72.94 04:33:01 0 14.92 0.00 0.97 4.25 0.03 79.82 04:33:01 1 32.50 0.00 1.56 2.96 0.10 62.88 04:33:01 2 11.87 0.00 1.42 11.44 0.03 75.23 04:33:01 3 18.49 0.00 1.44 6.12 0.05 73.90 04:34:01 all 19.05 0.00 4.70 15.87 0.09 60.29 04:34:01 0 19.48 0.00 5.87 17.85 0.10 56.69 04:34:01 1 15.86 0.00 5.41 11.04 0.10 67.59 04:34:01 2 23.28 0.00 3.78 8.02 0.08 64.84 04:34:01 3 17.57 0.00 3.73 26.57 0.08 52.05 04:35:01 all 26.21 0.00 1.46 14.69 0.11 57.53 04:35:01 0 24.57 0.00 1.06 0.12 0.08 74.17 04:35:01 1 19.69 0.00 1.13 7.49 0.10 71.59 04:35:01 2 47.48 0.00 1.66 4.99 0.12 45.75 04:35:01 3 13.63 0.00 1.99 46.03 0.15 38.19 04:36:01 all 33.16 0.00 1.00 1.82 0.09 63.93 04:36:01 0 41.81 0.00 1.30 0.00 0.07 56.83 04:36:01 1 32.06 0.00 1.21 0.12 0.10 66.51 04:36:01 2 35.79 0.00 0.84 0.00 0.10 63.28 04:36:01 3 23.09 0.00 0.63 7.13 0.05 69.09 04:37:01 all 29.59 0.00 1.71 2.62 0.08 65.99 04:37:01 0 26.29 0.00 1.82 0.28 0.08 71.52 04:37:01 1 22.76 0.00 1.41 5.31 0.08 70.44 04:37:01 2 35.64 0.00 1.71 0.82 0.08 61.74 04:37:01 3 33.69 0.00 1.94 4.08 0.08 60.20 Average: all 25.51 0.00 2.04 8.20 0.09 64.17 Average: 0 25.41 0.00 2.19 4.47 0.07 67.85 Average: 1 24.62 0.00 2.13 5.36 0.10 67.79 Average: 2 30.70 0.00 1.88 5.05 0.08 62.28 Average: 3 21.32 0.00 1.94 17.90 0.08 58.76