---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-603 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 609 12013 0 3416 15100 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:22:b6:8b brd ff:ff:ff:ff:ff:ff inet 10.30.106.217/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe22:b68b/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-603) 11/03/26 _x86_64_ (4 CPU) 09:58:09 LINUX RESTART (4 CPU) 09:59:01 tps rtps wtps bread/s bwrtn/s 10:00:01 355.25 35.07 320.18 1261.45 26901.83 10:01:01 551.06 16.81 534.24 1256.59 36703.08 10:02:01 9.65 0.00 9.65 0.00 5336.44 10:03:01 4.70 0.00 4.70 0.00 4660.80 Average: 230.18 12.97 217.21 629.56 18401.47 09:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:01 11595416 14359700 4829552 29.40 130032 2741648 2260296 12.94 1885652 2579124 756076 10:01:01 11308016 14281044 5116952 31.15 139456 2915864 2425252 13.88 2056212 2676520 6800 10:02:01 9760576 12746772 6664392 40.57 140020 2925940 3969436 22.72 3569304 2684888 376 10:03:01 9863268 12851244 6561700 39.95 140080 2927568 3871692 22.16 3467712 2686516 28 Average: 10631819 13559690 5793149 35.27 137397 2877755 3131669 17.92 2744720 2656762 190820 09:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:01 lo 4.20 4.20 0.41 0.41 0.00 0.00 0.00 0.00 10:00:01 ens3 512.05 378.51 6456.66 51.71 0.00 0.00 0.00 0.00 10:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:01:01 ens3 21.21 14.48 257.35 8.73 0.00 0.00 0.00 0.00 10:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 ens3 0.25 0.15 0.06 0.34 0.00 0.00 0.00 0.00 10:03:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:03:01 ens3 0.25 0.27 0.06 0.54 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 133.46 98.37 1678.80 15.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-603) 11/03/26 _x86_64_ (4 CPU) 09:58:09 LINUX RESTART (4 CPU) 09:59:01 CPU %user %nice %system %iowait %steal %idle 10:00:01 all 25.55 0.00 3.89 1.49 0.03 69.04 10:00:01 0 16.55 0.00 4.82 1.93 0.03 76.66 10:00:01 1 49.27 0.00 4.97 1.19 0.02 44.55 10:00:01 2 19.86 0.00 2.43 2.47 0.03 75.21 10:00:01 3 16.56 0.00 3.37 0.35 0.02 79.71 10:01:01 all 32.71 0.00 2.31 1.22 0.03 63.73 10:01:01 0 21.51 0.00 2.16 1.10 0.02 75.22 10:01:01 1 30.86 0.00 2.23 1.90 0.03 64.98 10:01:01 2 32.03 0.00 2.29 1.39 0.02 64.28 10:01:01 3 46.47 0.00 2.55 0.50 0.02 50.46 10:02:01 all 45.24 0.00 1.04 0.10 0.02 53.61 10:02:01 0 38.68 0.00 1.27 0.00 0.02 60.04 10:02:01 1 70.33 0.00 1.10 0.02 0.03 28.52 10:02:01 2 31.96 0.00 0.79 0.08 0.02 67.15 10:02:01 3 39.98 0.00 1.00 0.27 0.02 58.73 10:03:01 all 31.78 0.00 0.28 0.07 0.02 67.84 10:03:01 0 14.71 0.00 0.17 0.00 0.02 85.11 10:03:01 1 41.62 0.00 0.35 0.00 0.03 58.00 10:03:01 2 31.74 0.00 0.30 0.00 0.03 67.93 10:03:01 3 39.07 0.00 0.30 0.28 0.03 60.32 Average: all 33.82 0.00 1.88 0.72 0.03 63.56 Average: 0 22.85 0.00 2.10 0.76 0.02 74.27 Average: 1 48.02 0.00 2.16 0.77 0.03 49.02 Average: 2 28.89 0.00 1.45 0.99 0.03 68.64 Average: 3 35.53 0.00 1.81 0.35 0.02 62.29