---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7133 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 8.4G 69G 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 550 13305 0 2183 15175 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:75:7e:31 brd ff:ff:ff:ff:ff:ff inet 10.30.107.229/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:fe75:7e31/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7133) 10/05/26 _x86_64_ (4 CPU) 07:56:18 LINUX RESTART (4 CPU) 07:57:01 tps rtps wtps bread/s bwrtn/s 07:58:01 159.76 17.24 142.52 707.50 19719.29 07:59:01 33.43 0.32 33.11 8.67 7359.97 08:00:01 13.11 0.98 12.13 79.05 4191.97 Average: 68.77 6.18 62.59 265.10 10424.26 07:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:58:01 12857020 14742376 3567948 21.72 73644 1999692 1721680 9.85 1498556 1826256 119900 07:59:01 11971784 13873660 4453184 27.11 75280 2013480 2398884 13.73 2379552 1827832 3196 08:00:01 13591684 15510404 2833284 17.25 76136 2029756 813756 4.66 768084 1823948 14904 Average: 12806829 14708813 3618139 22.03 75020 2014309 1644773 9.41 1548731 1826012 46000 07:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:58:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 07:58:01 ens3 247.83 176.69 2676.94 31.97 0.00 0.00 0.00 0.00 07:59:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:59:01 ens3 21.48 14.30 64.62 3.86 0.00 0.00 0.00 0.00 08:00:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 08:00:01 ens3 54.92 23.10 25.36 21.66 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 108.09 71.37 922.40 19.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7133) 10/05/26 _x86_64_ (4 CPU) 07:56:18 LINUX RESTART (4 CPU) 07:57:01 CPU %user %nice %system %iowait %steal %idle 07:58:01 all 32.64 0.00 1.93 1.76 0.02 63.65 07:58:01 0 22.12 0.00 1.66 0.40 0.03 75.78 07:58:01 1 47.61 0.00 2.19 0.50 0.02 49.69 07:58:01 2 38.25 0.00 2.22 1.55 0.02 57.96 07:58:01 3 22.53 0.00 1.62 4.55 0.02 71.29 07:59:01 all 41.66 0.00 0.82 0.19 0.02 57.32 07:59:01 0 22.95 0.00 0.73 0.00 0.02 76.30 07:59:01 1 64.99 0.00 1.05 0.03 0.02 33.91 07:59:01 2 37.31 0.00 0.85 0.00 0.00 61.84 07:59:01 3 41.54 0.00 0.62 0.73 0.00 57.11 08:00:01 all 26.19 0.00 1.08 0.14 0.02 72.57 08:00:01 0 19.37 0.00 1.12 0.02 0.02 79.48 08:00:01 1 32.54 0.00 1.27 0.02 0.03 66.14 08:00:01 2 42.91 0.00 1.08 0.02 0.03 55.96 08:00:01 3 10.02 0.00 0.86 0.51 0.02 88.59 Average: all 33.50 0.00 1.27 0.69 0.02 64.51 Average: 0 21.48 0.00 1.17 0.14 0.02 77.19 Average: 1 48.38 0.00 1.50 0.18 0.02 49.91 Average: 2 39.49 0.00 1.39 0.52 0.02 58.58 Average: 3 24.67 0.00 1.03 1.93 0.01 72.36