---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5170 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 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 593 12581 0 2865 15118 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:07:5f:63 brd ff:ff:ff:ff:ff:ff inet 10.30.106.52/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe07:5f63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5170) 08/09/26 _x86_64_ (4 CPU) 03:05:29 LINUX RESTART (4 CPU) 03:06:02 tps rtps wtps bread/s bwrtn/s 03:07:01 80.33 3.97 76.36 63.85 32709.30 03:08:01 107.66 11.53 96.13 301.10 34168.21 03:09:01 71.54 3.90 67.64 108.38 14876.05 03:10:01 22.33 5.72 16.61 419.66 1801.83 03:11:01 31.79 2.25 29.55 120.65 19043.76 Average: 62.67 5.48 57.20 203.20 20479.53 03:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 14022092 15599012 2402876 14.63 61716 1716524 759568 4.35 618416 1573928 185260 03:08:01 13650952 15462928 2774016 16.89 76576 1924768 1115092 6.38 775844 1763720 98420 03:09:01 12696604 14692680 3728364 22.70 85132 2092764 1617524 9.26 1560684 1916180 8096 03:10:01 12016452 14129536 4408516 26.84 87992 2202908 2161084 12.37 2184180 1962500 63640 03:11:01 12874392 15473836 3550576 21.62 90604 2680640 847412 4.85 1028816 2252500 11156 Average: 13052098 15071598 3372870 20.54 80404 2123521 1300136 7.44 1233588 1893766 73314 03:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 03:07:01 ens3 63.26 46.31 1037.68 7.00 0.00 0.00 0.00 0.00 03:08:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 147.33 135.85 902.80 38.50 0.00 0.00 0.00 0.00 03:09:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 274.14 218.98 2499.51 43.21 0.00 0.00 0.00 0.00 03:10:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 1590.33 1143.34 878.06 481.90 0.00 0.00 0.00 0.00 03:11:01 lo 2.68 2.68 0.25 0.25 0.00 0.00 0.00 0.00 03:11:01 ens3 205.77 180.15 326.40 1772.48 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 457.47 345.92 1129.19 470.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5170) 08/09/26 _x86_64_ (4 CPU) 03:05:29 LINUX RESTART (4 CPU) 03:06:02 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 12.87 0.00 0.95 12.71 0.06 73.42 03:07:01 0 11.48 0.00 0.74 1.38 0.03 86.36 03:07:01 1 4.85 0.00 0.70 34.32 0.05 60.09 03:07:01 2 14.10 0.00 0.56 3.55 0.07 81.72 03:07:01 3 21.05 0.00 1.82 11.70 0.07 65.37 03:08:01 all 9.59 0.00 0.95 15.80 0.06 73.61 03:08:01 0 4.37 0.00 0.52 17.34 0.03 77.73 03:08:01 1 3.03 0.00 0.87 37.63 0.03 58.44 03:08:01 2 26.90 0.00 1.97 4.02 0.10 67.01 03:08:01 3 4.01 0.00 0.43 4.20 0.07 91.29 03:09:01 all 33.91 0.00 1.27 6.53 0.09 58.21 03:09:01 0 22.21 0.00 2.21 10.53 0.08 64.97 03:09:01 1 22.79 0.00 1.05 14.65 0.08 61.42 03:09:01 2 50.88 0.00 0.95 0.20 0.10 47.87 03:09:01 3 39.78 0.00 0.87 0.70 0.10 58.55 03:10:01 all 42.15 0.00 5.80 0.81 0.10 51.14 03:10:01 0 31.82 0.00 4.19 0.02 0.10 63.87 03:10:01 1 43.11 0.00 1.68 1.69 0.08 53.43 03:10:01 2 54.63 0.00 8.83 0.02 0.10 36.42 03:10:01 3 39.07 0.00 8.47 1.52 0.08 50.85 03:11:01 all 30.18 0.00 1.98 2.92 0.08 64.84 03:11:01 0 18.25 0.00 1.50 0.55 0.08 79.62 03:11:01 1 21.37 0.00 1.87 10.57 0.07 66.12 03:11:01 2 43.39 0.00 2.47 0.57 0.07 53.50 03:11:01 3 37.73 0.00 2.12 0.05 0.10 60.00 Average: all 25.78 0.00 2.19 7.73 0.08 64.21 Average: 0 17.66 0.00 1.84 5.96 0.07 74.48 Average: 1 19.06 0.00 1.24 19.74 0.06 59.90 Average: 2 38.06 0.00 2.97 1.67 0.09 57.22 Average: 3 28.36 0.00 2.74 3.61 0.08 65.20