---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2653 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 672K 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 535 12369 0 3135 15174 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d0:05:9b brd ff:ff:ff:ff:ff:ff inet 10.30.107.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fed0:59b/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-2653) 12/06/23 _x86_64_ (4 CPU) 02:45:21 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 107.33 13.38 93.95 975.17 29211.26 02:48:01 122.88 28.10 94.78 1660.66 29739.18 02:49:01 89.54 7.18 82.35 202.50 28685.22 02:50:01 65.12 1.52 63.61 72.25 22064.59 Average: 96.22 12.54 83.67 727.65 27425.06 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13963196 15589236 2461772 14.99 63200 1762956 763400 4.37 651124 1596984 69608 02:48:01 13461472 15332752 2963496 18.04 77944 1981720 990712 5.67 933456 1791396 18504 02:49:01 12193640 14829240 4231328 25.76 88140 2719384 1304072 7.46 1603084 2355356 373704 02:50:01 12681444 15548320 3743524 22.79 95580 2932668 763700 4.37 1165980 2294108 3020 Average: 13074938 15324887 3350030 20.40 81216 2349182 955471 5.47 1088411 2009461 116209 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 ens3 66.51 42.38 1043.98 6.73 0.00 0.00 0.00 0.00 02:47:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 02:48:01 ens3 222.35 207.85 1885.32 58.40 0.00 0.00 0.00 0.00 02:48:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 02:49:01 ens3 445.61 365.41 5921.53 49.06 0.00 0.00 0.00 0.00 02:49:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 02:50:01 ens3 344.04 300.57 725.72 2464.76 0.00 0.00 0.00 0.00 02:50:01 lo 19.40 19.40 1.75 1.75 0.00 0.00 0.00 0.00 Average: ens3 269.63 229.05 2394.14 644.74 0.00 0.00 0.00 0.00 Average: lo 5.20 5.20 0.47 0.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2653) 12/06/23 _x86_64_ (4 CPU) 02:45:21 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 16.71 0.00 1.20 9.78 0.06 72.25 02:47:01 0 29.27 0.00 1.71 1.85 0.07 67.11 02:47:01 1 4.66 0.00 0.63 7.15 0.07 87.49 02:47:01 2 14.86 0.00 1.51 20.92 0.07 62.65 02:47:01 3 18.11 0.00 0.94 9.18 0.05 71.72 02:48:01 all 17.66 0.00 1.36 4.51 0.08 76.40 02:48:01 0 13.52 0.00 1.29 1.75 0.03 83.40 02:48:01 1 10.97 0.00 1.60 14.39 0.08 72.96 02:48:01 2 25.93 0.00 1.68 1.63 0.08 70.68 02:48:01 3 20.22 0.00 0.85 0.33 0.07 78.52 02:49:01 all 30.83 0.00 1.90 1.67 0.09 65.52 02:49:01 0 26.34 0.00 1.64 0.07 0.08 71.87 02:49:01 1 33.17 0.00 2.01 5.74 0.12 58.96 02:49:01 2 32.39 0.00 1.78 0.65 0.08 65.10 02:49:01 3 31.43 0.00 2.19 0.20 0.08 66.09 02:50:01 all 27.31 0.00 1.91 1.75 0.08 68.95 02:50:01 0 44.12 0.00 2.46 0.82 0.10 52.50 02:50:01 1 34.90 0.00 1.72 0.82 0.07 62.49 02:50:01 2 19.66 0.00 2.53 5.25 0.07 72.50 02:50:01 3 10.53 0.00 0.92 0.08 0.05 88.41 Average: all 23.13 0.00 1.59 4.43 0.08 70.78 Average: 0 28.31 0.00 1.77 1.12 0.07 68.73 Average: 1 20.92 0.00 1.49 7.02 0.08 70.49 Average: 2 23.21 0.00 1.87 7.12 0.08 67.73 Average: 3 20.08 0.00 1.23 2.45 0.06 76.18