---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7016 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 672K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / 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 539 13456 0 2044 15192 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:f5:ef:09 brd ff:ff:ff:ff:ff:ff inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fef5:ef09/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7016) 12/23/23 _x86_64_ (4 CPU) 01:20:51 LINUX RESTART (4 CPU) 01:21:01 tps rtps wtps bread/s bwrtn/s 01:22:01 135.92 67.58 68.34 4618.73 27904.57 01:23:01 64.03 0.03 64.00 0.53 21415.00 01:24:01 62.26 10.70 51.56 265.96 16370.47 01:25:01 40.73 0.50 40.23 42.93 15398.50 Average: 75.74 19.70 56.03 1232.13 20272.50 01:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:22:01 14036180 15552876 2388788 14.54 51244 1672344 827408 4.74 698244 1489384 122252 01:23:01 13951324 15578580 2473644 15.06 63348 1763944 781832 4.47 659568 1598624 38076 01:24:01 13664032 15380104 2760936 16.81 70984 1838788 1128316 6.46 872152 1657484 19456 01:25:01 13797708 15569004 2627260 16.00 74588 1889496 790324 4.52 697192 1701124 38528 Average: 13862311 15520141 2562657 15.60 65041 1791143 881970 5.05 731789 1611654 54578 01:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:22:01 ens3 357.25 236.95 1422.21 58.11 0.00 0.00 0.00 0.00 01:22:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 01:23:01 ens3 42.15 32.17 491.83 4.48 0.00 0.00 0.00 0.00 01:23:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 01:24:01 ens3 46.18 40.74 229.00 28.53 0.00 0.00 0.00 0.00 01:24:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 01:25:01 ens3 83.82 78.07 680.51 19.22 0.00 0.00 0.00 0.00 01:25:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 132.35 96.99 705.91 27.58 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7016) 12/23/23 _x86_64_ (4 CPU) 01:20:51 LINUX RESTART (4 CPU) 01:21:01 CPU %user %nice %system %iowait %steal %idle 01:22:01 all 18.98 0.00 2.08 10.00 0.07 68.87 01:22:01 0 24.08 0.00 2.11 27.06 0.07 46.68 01:22:01 1 24.79 0.00 2.60 2.36 0.08 70.17 01:22:01 2 16.57 0.00 1.77 2.87 0.07 78.72 01:22:01 3 10.48 0.00 1.84 7.71 0.05 79.92 01:23:01 all 10.04 0.00 0.62 16.52 0.05 72.78 01:23:01 0 1.69 0.00 0.30 11.71 0.03 86.26 01:23:01 1 12.94 0.00 0.77 1.70 0.07 84.52 01:23:01 2 15.34 0.00 0.70 2.53 0.03 81.39 01:23:01 3 10.17 0.00 0.69 50.23 0.05 38.86 01:24:01 all 10.03 0.00 0.76 25.61 0.04 63.56 01:24:01 0 8.10 0.00 1.00 6.06 0.05 84.79 01:24:01 1 8.65 0.00 0.37 28.32 0.05 62.61 01:24:01 2 8.56 0.00 0.42 1.67 0.02 89.33 01:24:01 3 14.81 0.00 1.23 66.80 0.05 17.11 01:25:01 all 11.91 0.00 0.75 17.96 0.04 69.33 01:25:01 0 6.80 0.00 0.72 7.40 0.02 85.07 01:25:01 1 16.79 0.00 0.80 12.90 0.05 69.45 01:25:01 2 18.49 0.00 1.07 47.76 0.03 32.64 01:25:01 3 5.57 0.00 0.45 3.78 0.03 90.17 Average: all 12.74 0.00 1.05 17.52 0.05 68.64 Average: 0 10.17 0.00 1.03 13.06 0.04 75.69 Average: 1 15.80 0.00 1.14 11.32 0.06 71.68 Average: 2 14.74 0.00 0.99 13.69 0.04 70.54 Average: 3 10.25 0.00 1.05 32.05 0.05 56.61