---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7673 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 70G 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 565 13306 0 2167 15161 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:74:ca:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.197/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe74:cac2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7673) 10/07/26 _x86_64_ (4 CPU) 07:40:45 LINUX RESTART (4 CPU) 07:41:01 tps rtps wtps bread/s bwrtn/s 07:42:01 21.14 0.00 21.14 0.00 17351.28 07:43:01 12.06 0.00 12.06 0.00 16818.13 07:44:01 11.56 0.00 11.56 0.00 16812.26 07:45:01 249.83 22.64 227.19 833.72 15875.64 07:46:01 183.10 48.71 134.39 1769.71 15770.30 Average: 95.54 14.27 81.27 520.68 16525.53 07:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:42:01 14468820 15694264 1956148 11.91 32060 1412368 684480 3.92 485624 1296764 20 07:43:01 14469160 15694748 1955808 11.91 32140 1412376 684480 3.92 486136 1296764 176 07:44:01 14469308 15694992 1955660 11.91 32228 1412380 684480 3.92 485928 1296768 140 07:45:01 14102168 15525620 2322800 14.14 47696 1586972 823924 4.72 686528 1445024 92600 07:46:01 13625116 15512504 2799852 17.05 74672 2001420 795228 4.55 752040 1810720 96876 Average: 14226914 15624426 2198054 13.38 43759 1565103 734518 4.20 579251 1429208 37962 07:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:42:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:42:01 ens3 1.83 0.48 2.15 0.29 0.00 0.00 0.00 0.00 07:43:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:43:01 ens3 1.22 0.45 0.42 0.47 0.00 0.00 0.00 0.00 07:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 ens3 0.28 0.08 0.06 0.07 0.00 0.00 0.00 0.00 07:45:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 07:45:01 ens3 162.75 104.00 1110.74 42.63 0.00 0.00 0.00 0.00 07:46:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 07:46:01 ens3 163.99 129.10 1665.81 28.09 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 66.01 46.82 555.84 14.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7673) 10/07/26 _x86_64_ (4 CPU) 07:40:45 LINUX RESTART (4 CPU) 07:41:01 CPU %user %nice %system %iowait %steal %idle 07:42:01 all 0.20 0.00 0.06 0.40 0.00 99.34 07:42:01 0 0.08 0.00 0.02 0.00 0.00 99.90 07:42:01 1 0.20 0.00 0.07 1.40 0.00 98.33 07:42:01 2 0.18 0.00 0.10 0.15 0.00 99.57 07:42:01 3 0.35 0.00 0.07 0.05 0.00 99.53 07:43:01 all 0.55 0.00 0.03 0.38 0.00 99.04 07:43:01 0 0.13 0.00 0.02 0.00 0.00 99.85 07:43:01 1 0.03 0.00 0.03 1.45 0.00 98.48 07:43:01 2 0.02 0.00 0.00 0.08 0.00 99.90 07:43:01 3 1.97 0.00 0.05 0.00 0.00 97.98 07:44:01 all 0.15 0.00 0.02 0.36 0.00 99.47 07:44:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:44:01 1 0.02 0.00 0.02 1.35 0.00 98.62 07:44:01 2 0.00 0.00 0.00 0.07 0.00 99.93 07:44:01 3 0.53 0.00 0.05 0.00 0.00 99.42 07:45:01 all 11.18 0.00 0.97 2.12 0.01 85.73 07:45:01 0 7.25 0.00 0.46 0.07 0.00 92.22 07:45:01 1 3.40 0.00 0.50 0.90 0.00 95.20 07:45:01 2 23.87 0.00 1.52 3.94 0.02 70.65 07:45:01 3 10.23 0.00 1.39 3.60 0.02 84.76 07:46:01 all 30.42 0.00 1.95 1.39 0.02 66.22 07:46:01 0 22.83 0.00 1.41 0.42 0.02 75.33 07:46:01 1 38.68 0.00 2.84 1.70 0.05 56.73 07:46:01 2 38.70 0.00 2.20 3.17 0.02 55.90 07:46:01 3 21.51 0.00 1.34 0.28 0.02 76.86 Average: all 8.49 0.00 0.60 0.93 0.01 89.97 Average: 0 6.07 0.00 0.39 0.10 0.00 93.44 Average: 1 8.46 0.00 0.69 1.36 0.01 89.48 Average: 2 12.54 0.00 0.76 1.48 0.01 85.21 Average: 3 6.90 0.00 0.58 0.78 0.01 91.74