---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7155 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 9.0G 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 596 12575 0 2868 15114 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:11:14:5b brd ff:ff:ff:ff:ff:ff inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe11:145b/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-7155) 10/05/26 _x86_64_ (4 CPU) 09:18:16 LINUX RESTART (4 CPU) 09:19:02 tps rtps wtps bread/s bwrtn/s 09:20:01 124.06 11.30 112.76 313.44 19060.23 09:21:01 99.90 4.32 95.58 120.11 19338.51 09:22:01 25.58 5.80 19.78 418.60 7996.27 Average: 82.95 7.12 75.84 283.89 15444.92 09:19:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 13763552 15567148 2661416 16.20 73188 1920496 780364 4.47 657716 1768968 198452 09:21:01 12831148 14829868 3593820 21.88 85504 2094272 1509648 8.64 1419136 1917840 15536 09:22:01 12107652 14223108 4317316 26.29 88388 2204196 2109892 12.07 2088416 1963132 66728 Average: 12900784 14873375 3524184 21.46 82360 2072988 1466635 8.39 1388423 1883313 93572 09:19:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 09:20:01 ens3 169.53 118.81 1709.94 38.19 0.00 0.00 0.00 0.00 09:21:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 09:21:01 ens3 301.80 233.74 2504.69 58.34 0.00 0.00 0.00 0.00 09:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 09:22:01 ens3 720.35 558.19 672.18 337.32 0.00 0.00 0.00 0.00 Average: lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 398.50 304.61 1628.48 145.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7155) 10/05/26 _x86_64_ (4 CPU) 09:18:16 LINUX RESTART (4 CPU) 09:19:02 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 14.37 0.00 1.27 1.81 0.01 82.54 09:20:01 0 15.66 0.00 1.02 1.28 0.00 82.04 09:20:01 1 5.61 0.00 0.76 0.03 0.02 93.57 09:20:01 2 33.09 0.00 2.23 1.14 0.00 63.54 09:20:01 3 3.14 0.00 1.07 4.76 0.00 91.03 09:21:01 all 33.57 0.00 1.60 0.41 0.01 64.40 09:21:01 0 33.15 0.00 1.92 0.12 0.02 64.79 09:21:01 1 38.15 0.00 1.43 0.33 0.00 60.08 09:21:01 2 25.61 0.00 2.00 0.31 0.02 72.06 09:21:01 3 37.42 0.00 1.07 0.89 0.02 60.61 09:22:01 all 38.74 0.00 6.63 0.12 0.02 54.48 09:22:01 0 36.54 0.00 5.75 0.07 0.02 57.63 09:22:01 1 49.72 0.00 10.74 0.37 0.03 39.14 09:22:01 2 33.39 0.00 3.37 0.00 0.02 63.23 09:22:01 3 35.32 0.00 6.66 0.07 0.02 57.93 Average: all 28.98 0.00 3.18 0.77 0.01 67.05 Average: 0 28.53 0.00 2.91 0.48 0.01 68.07 Average: 1 31.30 0.00 4.33 0.25 0.02 64.11 Average: 2 30.67 0.00 2.53 0.48 0.01 66.31 Average: 3 25.41 0.00 2.95 1.89 0.01 69.74