---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1943 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 9.7G 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 552 11756 0 3731 15157 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:45:d4:02 brd ff:ff:ff:ff:ff:ff inet 10.30.107.18/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe45:d402/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1943) 11/09/26 _x86_64_ (4 CPU) 08:32:31 LINUX RESTART (4 CPU) 08:33:03 tps rtps wtps bread/s bwrtn/s 08:34:01 95.78 7.74 88.04 255.96 32467.78 08:35:01 188.50 42.72 145.78 2507.30 43407.40 08:36:01 52.18 3.15 49.03 126.62 12481.97 08:37:01 165.12 4.55 160.57 126.78 20379.54 08:38:01 25.01 1.83 23.18 124.25 8835.19 Average: 105.38 12.03 93.36 630.72 23454.60 08:33:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:34:01 13864092 15540048 2560876 15.59 64136 1811276 817924 4.68 676384 1667976 204184 08:35:01 11654352 13733920 4770616 29.04 78176 2184544 2648836 15.16 2575192 1942556 14296 08:36:01 8786544 11065540 7638424 46.50 83020 2364060 5103948 29.21 5229384 2120848 47996 08:37:01 9311180 12270288 7113788 43.31 93712 2974024 4020560 23.01 4264772 2501512 83264 08:38:01 12059728 15540716 4365240 26.58 96076 3478296 774140 4.43 1319204 2691484 355952 Average: 11135179 13630102 5289789 32.21 83024 2562440 2673082 15.30 2812987 2184875 141138 08:33:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:34:01 lo 0.97 0.97 0.12 0.12 0.00 0.00 0.00 0.00 08:34:01 ens3 89.98 56.56 1395.62 9.42 0.00 0.00 0.00 0.00 08:35:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:35:01 ens3 315.00 275.07 2634.32 67.32 0.00 0.00 0.00 0.00 08:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 ens3 11.11 7.55 5.21 3.61 0.00 0.00 0.00 0.00 08:37:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:37:01 ens3 243.09 212.13 1768.35 63.21 0.00 0.00 0.00 0.00 08:38:01 lo 1.90 1.90 13.58 13.58 0.00 0.00 0.00 0.00 08:38:01 ens3 124.08 108.65 291.23 46.17 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 2.77 2.77 0.00 0.00 0.00 0.00 Average: ens3 157.10 132.50 1217.77 38.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1943) 11/09/26 _x86_64_ (4 CPU) 08:32:31 LINUX RESTART (4 CPU) 08:33:03 CPU %user %nice %system %iowait %steal %idle 08:34:01 all 15.11 0.00 1.02 9.17 0.01 74.70 08:34:01 0 38.89 0.00 2.26 2.55 0.03 56.26 08:34:01 1 4.38 0.00 0.38 0.91 0.00 94.32 08:34:01 2 3.39 0.00 0.54 30.49 0.00 65.58 08:34:01 3 13.65 0.00 0.86 2.88 0.02 82.59 08:35:01 all 54.11 0.00 2.35 2.09 0.03 41.42 08:35:01 0 53.03 0.00 2.64 3.19 0.02 41.13 08:35:01 1 37.39 0.00 1.51 0.20 0.02 60.89 08:35:01 2 55.67 0.00 2.58 3.91 0.02 37.83 08:35:01 3 70.54 0.00 2.68 1.07 0.03 25.68 08:36:01 all 53.99 0.00 1.19 0.53 0.03 44.26 08:36:01 0 47.48 0.00 1.67 1.29 0.02 49.54 08:36:01 1 46.30 0.00 0.72 0.00 0.02 52.96 08:36:01 2 42.33 0.00 0.63 0.20 0.03 56.81 08:36:01 3 79.87 0.00 1.75 0.63 0.05 17.70 08:37:01 all 58.49 0.00 2.52 0.86 0.03 38.10 08:37:01 0 73.20 0.00 3.73 0.42 0.05 22.61 08:37:01 1 62.02 0.00 2.52 0.80 0.02 34.64 08:37:01 2 38.87 0.00 2.43 2.01 0.00 56.69 08:37:01 3 59.93 0.00 1.42 0.23 0.03 38.39 08:38:01 all 45.80 0.00 2.44 0.37 0.02 51.36 08:38:01 0 57.76 0.00 2.85 0.03 0.02 39.34 08:38:01 1 46.77 0.00 2.02 0.05 0.02 51.14 08:38:01 2 37.15 0.00 1.99 0.65 0.02 60.18 08:38:01 3 41.48 0.00 2.89 0.77 0.03 54.83 Average: all 45.71 0.00 1.91 2.56 0.02 49.80 Average: 0 54.17 0.00 2.63 1.49 0.03 41.68 Average: 1 39.60 0.00 1.44 0.39 0.01 58.56 Average: 2 35.73 0.00 1.64 7.26 0.01 55.35 Average: 3 53.35 0.00 1.93 1.11 0.03 43.59