---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-41 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 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 8.9G 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 573 12688 0 2777 15138 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:68:c1:56 brd ff:ff:ff:ff:ff:ff inet 10.30.106.240/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe68:c156/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-41) 09/08/26 _x86_64_ (4 CPU) 18:48:39 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 144.71 19.31 125.40 706.68 53750.64 18:51:01 126.25 28.96 97.28 1705.72 14233.36 18:52:01 68.91 11.08 57.82 799.47 9620.00 18:53:01 23.13 4.03 19.10 110.51 1577.60 Average: 90.75 15.85 74.90 830.59 19795.40 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13802868 15522796 2622100 15.96 68132 1845204 821192 4.70 701964 1689876 300256 18:51:01 13511032 15393188 2913936 17.74 81464 1986764 933940 5.34 867976 1801004 13492 18:52:01 12009288 14188904 4415680 26.88 89624 2265952 2491144 14.26 2141980 2005396 11364 18:53:01 13029508 15527732 3395460 20.67 91100 2579400 758808 4.34 949448 2173128 297212 Average: 13088174 15158155 3336794 20.32 82580 2169330 1251271 7.16 1165342 1917351 155581 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 18:50:01 ens3 151.47 110.70 1370.49 30.11 0.00 0.00 0.00 0.00 18:51:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 18:51:01 ens3 235.69 200.75 1025.11 49.74 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 ens3 480.47 367.91 3306.23 69.36 0.00 0.00 0.00 0.00 18:53:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:53:01 ens3 259.37 174.29 415.95 88.21 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 281.75 213.41 1529.44 59.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-41) 09/08/26 _x86_64_ (4 CPU) 18:48:39 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 18.24 0.00 1.35 5.43 0.02 74.97 18:50:01 0 11.28 0.00 0.85 0.57 0.02 87.28 18:50:01 1 8.14 0.00 0.89 7.96 0.03 82.98 18:50:01 2 32.99 0.00 2.27 1.10 0.02 63.62 18:50:01 3 20.52 0.00 1.40 12.09 0.02 65.97 18:51:01 all 14.69 0.00 1.61 0.98 0.03 82.69 18:51:01 0 13.28 0.00 1.25 0.13 0.03 85.30 18:51:01 1 15.88 0.00 2.13 0.86 0.03 81.10 18:51:01 2 13.40 0.00 1.02 0.54 0.00 85.05 18:51:01 3 16.26 0.00 2.03 2.38 0.02 79.32 18:52:01 all 50.14 0.00 2.18 0.20 0.04 47.44 18:52:01 0 48.66 0.00 2.34 0.17 0.03 48.81 18:52:01 1 39.96 0.00 1.86 0.12 0.05 58.01 18:52:01 2 51.55 0.00 2.91 0.23 0.05 45.26 18:52:01 3 60.42 0.00 1.62 0.30 0.05 37.61 18:53:01 all 66.13 0.00 2.50 0.05 0.03 31.29 18:53:01 0 71.76 0.00 2.84 0.00 0.03 25.36 18:53:01 1 62.39 0.00 2.73 0.10 0.02 34.77 18:53:01 2 64.87 0.00 2.02 0.07 0.05 32.99 18:53:01 3 65.50 0.00 2.37 0.02 0.03 32.08 Average: all 37.30 0.00 1.91 1.67 0.03 59.09 Average: 0 36.24 0.00 1.82 0.22 0.03 61.69 Average: 1 31.57 0.00 1.90 2.26 0.03 64.24 Average: 2 40.71 0.00 2.06 0.48 0.03 56.72 Average: 3 40.69 0.00 1.86 3.70 0.03 53.72