---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11120 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 8.5G 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 560 13085 0 2394 15159 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:a7:15:0f brd ff:ff:ff:ff:ff:ff inet 10.30.107.117/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86207sec preferred_lft 86207sec inet6 fe80::f816:3eff:fea7:150f/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-11120) 11/08/25 _x86_64_ (4 CPU) 03:07:53 LINUX RESTART (4 CPU) 03:08:01 tps rtps wtps bread/s bwrtn/s 03:09:01 395.80 54.71 341.09 3626.73 50884.72 03:10:02 183.97 58.16 125.81 3193.07 34803.13 03:11:01 42.03 7.95 34.08 399.53 9461.18 Average: 208.19 40.45 167.74 2417.65 31840.65 03:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:09:01 13933796 15536376 2491172 15.17 65260 1736740 812616 4.65 686156 1589168 201092 03:10:02 13506788 15424000 2918180 17.77 84560 2018652 999804 5.72 878308 1799192 59336 03:11:01 13345328 15466340 3079640 18.75 87772 2213264 848588 4.86 918368 1909416 27932 Average: 13595304 15475572 2829664 17.23 79197 1989552 887003 5.08 827611 1765925 96120 03:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:09:01 ens3 363.22 269.16 1846.08 79.86 0.00 0.00 0.00 0.00 03:09:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:10:02 ens3 402.75 267.04 2246.16 68.41 0.00 0.00 0.00 0.00 03:10:02 lo 2.67 2.67 0.30 0.30 0.00 0.00 0.00 0.00 03:11:01 ens3 431.54 266.06 2090.98 66.51 0.00 0.00 0.00 0.00 03:11:01 lo 0.81 0.81 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 398.99 267.42 2060.91 71.62 0.00 0.00 0.00 0.00 Average: lo 1.63 1.63 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11120) 11/08/25 _x86_64_ (4 CPU) 03:07:53 LINUX RESTART (4 CPU) 03:08:01 CPU %user %nice %system %iowait %steal %idle 03:09:01 all 22.20 0.00 1.92 4.01 0.06 71.80 03:09:01 0 38.56 0.00 2.59 1.75 0.07 57.04 03:09:01 1 11.72 0.00 1.44 6.33 0.05 80.46 03:09:01 2 26.51 0.00 1.72 1.62 0.05 70.10 03:09:01 3 12.10 0.00 1.96 6.33 0.07 79.54 03:10:02 all 32.05 0.00 2.51 1.64 0.08 63.73 03:10:02 0 25.97 0.00 2.61 1.52 0.07 69.84 03:10:02 1 25.20 0.00 2.57 1.04 0.08 71.11 03:10:02 2 29.29 0.00 2.09 1.44 0.07 67.12 03:10:02 3 47.78 0.00 2.78 2.54 0.08 46.82 03:11:01 all 29.44 0.00 1.64 0.45 0.06 68.41 03:11:01 0 17.08 0.00 1.61 0.73 0.07 80.52 03:11:01 1 55.55 0.00 1.94 0.32 0.08 42.11 03:11:01 2 23.87 0.00 1.90 0.19 0.03 74.01 03:11:01 3 21.30 0.00 1.12 0.53 0.05 77.00 Average: all 27.89 0.00 2.03 2.04 0.07 67.98 Average: 0 27.25 0.00 2.27 1.34 0.07 69.07 Average: 1 30.62 0.00 1.98 2.59 0.07 64.74 Average: 2 26.57 0.00 1.90 1.09 0.05 70.39 Average: 3 27.10 0.00 1.96 3.15 0.07 67.73