---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5120 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 9.0G 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 626 12620 0 2793 15087 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:21:b9:51 brd ff:ff:ff:ff:ff:ff inet 10.30.106.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fe21:b951/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5120) 03/26/26 _x86_64_ (4 CPU) 03:04:19 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 109.32 0.80 108.52 40.81 30279.07 03:07:01 54.60 10.66 43.94 271.51 27660.91 03:08:01 62.92 4.47 58.46 127.71 16160.64 03:09:01 12.51 5.07 7.45 406.33 1023.96 03:10:01 49.58 6.16 43.42 162.08 6114.90 Average: 57.62 5.45 52.17 202.23 16201.02 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13850316 15502088 2574652 15.68 67728 1780060 868356 4.97 722988 1627240 95880 03:07:01 13817236 15543588 2607732 15.88 70696 1849584 750344 4.29 684764 1696948 516 03:08:01 13027372 14946924 3397596 20.69 83828 2020388 1379376 7.89 1306004 1844168 15756 03:09:01 12135044 14084460 4289924 26.12 85080 2047940 2201664 12.60 2194920 1842620 8456 03:10:01 12937808 15462888 3487160 21.23 90780 2608648 832208 4.76 1031916 2189128 442408 Average: 13153555 15107990 3271413 19.92 79622 2061324 1206390 6.90 1188118 1840021 112603 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 03:06:01 ens3 52.33 40.18 906.15 13.88 0.00 0.00 0.00 0.00 03:07:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 03:07:01 ens3 87.52 72.51 604.91 23.20 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:08:01 ens3 330.08 284.57 2561.99 63.82 0.00 0.00 0.00 0.00 03:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 2489.20 1691.05 681.77 632.55 0.00 0.00 0.00 0.00 03:10:01 lo 3.02 3.02 0.28 0.28 0.00 0.00 0.00 0.00 03:10:01 ens3 352.88 331.51 794.60 1823.01 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 664.41 485.43 1110.54 512.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5120) 03/26/26 _x86_64_ (4 CPU) 03:04:19 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 11.25 0.00 0.93 13.50 0.04 74.27 03:06:01 0 10.34 0.00 1.18 45.70 0.03 42.75 03:06:01 1 15.95 0.00 1.34 1.46 0.05 81.20 03:06:01 2 9.10 0.00 0.58 0.83 0.03 89.46 03:06:01 3 9.57 0.00 0.61 6.24 0.03 83.55 03:07:01 all 2.14 0.00 0.39 4.29 0.02 93.17 03:07:01 0 2.37 0.00 0.38 4.09 0.02 93.14 03:07:01 1 2.00 0.00 0.27 0.15 0.02 97.56 03:07:01 2 1.85 0.00 0.42 1.67 0.02 96.04 03:07:01 3 2.32 0.00 0.52 11.23 0.03 85.90 03:08:01 all 23.45 0.00 1.46 1.73 0.07 73.29 03:08:01 0 29.58 0.00 1.11 0.81 0.07 68.43 03:08:01 1 23.93 0.00 1.96 1.39 0.10 72.61 03:08:01 2 19.22 0.00 1.44 1.14 0.07 78.14 03:08:01 3 21.03 0.00 1.34 3.61 0.07 73.96 03:09:01 all 38.80 0.00 4.58 0.14 0.08 56.40 03:09:01 0 30.57 0.00 3.18 0.22 0.07 65.96 03:09:01 1 42.91 0.00 4.88 0.07 0.07 52.08 03:09:01 2 53.71 0.00 6.60 0.07 0.08 39.53 03:09:01 3 28.09 0.00 3.70 0.20 0.07 67.94 03:10:01 all 36.61 0.00 2.18 0.26 0.07 60.88 03:10:01 0 36.78 0.00 1.78 0.13 0.07 61.24 03:10:01 1 47.96 0.00 2.24 0.07 0.07 49.67 03:10:01 2 31.48 0.00 2.76 0.35 0.07 65.34 03:10:01 3 30.21 0.00 1.97 0.48 0.07 67.26 Average: all 22.47 0.00 1.91 3.96 0.06 71.61 Average: 0 21.99 0.00 1.53 10.02 0.05 66.41 Average: 1 26.57 0.00 2.14 0.62 0.06 70.61 Average: 2 23.05 0.00 2.35 0.81 0.05 73.73 Average: 3 18.26 0.00 1.63 4.35 0.05 75.71