---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1940 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 9.7G 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 611 11703 0 3725 15098 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:77:3f:8b brd ff:ff:ff:ff:ff:ff inet 10.30.106.214/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe77:3f8b/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-1940) 11/09/26 _x86_64_ (4 CPU) 08:23:02 LINUX RESTART (4 CPU) 08:24:02 tps rtps wtps bread/s bwrtn/s 08:25:01 184.38 42.94 141.43 2558.07 19971.67 08:26:01 51.50 3.88 47.62 141.69 5566.81 08:27:01 158.36 2.27 156.09 59.59 17325.65 08:28:01 33.88 3.38 30.49 105.05 11764.84 Average: 106.70 12.99 93.71 708.37 13630.49 08:24:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 12849832 14921096 3575136 21.77 77964 2177248 1321088 7.56 1370360 1956528 16160 08:26:01 9350928 11575932 7074040 43.07 81132 2318344 4568368 26.14 4726520 2074452 2116 08:27:01 11717008 14594060 4707960 28.66 92608 2896864 1512176 8.65 1927356 2444044 94656 08:28:01 11936268 15422256 4488700 27.33 96032 3483416 879080 5.03 1426072 2708328 357804 Average: 11463509 14128336 4961459 30.21 86934 2718968 2070178 11.85 2362577 2295838 117684 08:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 lo 0.34 0.34 0.04 0.04 0.00 0.00 0.00 0.00 08:25:01 ens3 335.64 247.13 2843.44 59.98 0.00 0.00 0.00 0.00 08:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:26:01 ens3 29.49 20.36 122.19 6.38 0.00 0.00 0.00 0.00 08:27:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:27:01 ens3 221.36 160.29 1697.50 39.06 0.00 0.00 0.00 0.00 08:28:01 lo 2.03 2.03 13.58 13.58 0.00 0.00 0.00 0.00 08:28:01 ens3 176.89 107.53 330.34 45.49 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 3.42 3.42 0.00 0.00 0.00 0.00 Average: ens3 190.23 133.35 1241.65 37.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1940) 11/09/26 _x86_64_ (4 CPU) 08:23:02 LINUX RESTART (4 CPU) 08:24:02 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 48.90 0.00 2.28 1.06 0.01 47.75 08:25:01 0 42.07 0.00 2.16 0.41 0.02 55.34 08:25:01 1 42.93 0.00 1.85 0.65 0.02 54.56 08:25:01 2 52.63 0.00 2.10 0.70 0.02 44.55 08:25:01 3 58.01 0.00 2.98 2.49 0.00 36.52 08:26:01 all 55.39 0.00 1.08 0.19 0.02 43.32 08:26:01 0 59.73 0.00 0.87 0.00 0.05 39.35 08:26:01 1 57.73 0.00 0.79 0.10 0.02 41.37 08:26:01 2 58.18 0.00 1.35 0.05 0.02 40.40 08:26:01 3 45.91 0.00 1.33 0.63 0.00 52.12 08:27:01 all 57.12 0.00 2.32 0.40 0.02 40.15 08:27:01 0 59.90 0.00 2.21 0.17 0.03 37.69 08:27:01 1 77.50 0.00 4.25 0.57 0.02 17.66 08:27:01 2 51.13 0.00 1.05 0.20 0.02 47.60 08:27:01 3 39.99 0.00 1.78 0.63 0.02 57.58 08:28:01 all 56.80 0.00 2.38 0.16 0.02 40.64 08:28:01 0 54.90 0.00 2.22 0.08 0.02 42.77 08:28:01 1 70.29 0.00 2.81 0.03 0.02 26.85 08:28:01 2 54.77 0.00 2.47 0.13 0.00 42.63 08:28:01 3 47.23 0.00 2.03 0.42 0.02 50.30 Average: all 54.58 0.00 2.01 0.45 0.02 42.94 Average: 0 54.21 0.00 1.86 0.16 0.03 43.73 Average: 1 62.19 0.00 2.43 0.34 0.02 35.03 Average: 2 54.19 0.00 1.74 0.27 0.01 43.79 Average: 3 47.73 0.00 2.03 1.03 0.01 49.21