---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1905 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 672K 1.6G 1% /run /dev/vda1 78G 8.7G 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 1308 12089 0 2641 14411 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:4f:bc:2a brd ff:ff:ff:ff:ff:ff inet 10.30.107.69/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fe4f:bc2a/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-1905) 12/02/23 _x86_64_ (4 CPU) 18:32:31 LINUX RESTART (4 CPU) 18:33:01 tps rtps wtps bread/s bwrtn/s 18:34:01 89.39 17.05 72.34 1015.83 18324.15 18:35:01 174.17 38.94 135.23 2375.74 31831.89 18:36:01 19.98 4.32 15.66 154.11 12632.03 18:37:01 9.88 0.00 9.88 0.00 12030.13 18:38:01 27.48 2.65 24.83 69.19 26443.99 Average: 64.18 12.59 51.59 722.97 20252.44 18:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:34:01 14015044 15589008 2409924 14.67 60748 1715940 765816 4.38 650200 1553372 172296 18:35:01 12566680 14617240 3858288 23.49 77904 2158148 1814028 10.38 1682088 1931740 19952 18:36:01 11844444 13900156 4580524 27.89 78048 2163060 2404048 13.76 2444224 1888720 96 18:37:01 11806592 13863724 4618376 28.12 78168 2164216 2439356 13.96 2482444 1887696 464 18:38:01 12453148 14822660 3971820 24.18 79128 2470388 1418044 8.12 1759260 1959092 464 Average: 12537182 14558558 3887786 23.67 74799 2134350 1768258 10.12 1803643 1844124 38654 18:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:34:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 18:34:01 ens3 60.06 38.43 855.54 7.77 0.00 0.00 0.00 0.00 18:35:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:35:01 ens3 429.66 313.70 4614.96 77.04 0.00 0.00 0.00 0.00 18:36:01 lo 75.77 75.77 38.02 38.02 0.00 0.00 0.00 0.00 18:36:01 ens3 54.14 33.69 12.30 13.33 0.00 0.00 0.00 0.00 18:37:01 lo 114.16 114.16 39.57 39.57 0.00 0.00 0.00 0.00 18:37:01 ens3 124.61 67.57 33.87 33.84 0.00 0.00 0.00 0.00 18:38:01 lo 2.15 2.15 0.11 0.11 0.00 0.00 0.00 0.00 18:38:01 ens3 536.99 278.55 654.90 309.80 0.00 0.00 0.00 0.00 Average: lo 38.75 38.75 15.58 15.58 0.00 0.00 0.00 0.00 Average: ens3 241.09 146.39 1234.32 88.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1905) 12/02/23 _x86_64_ (4 CPU) 18:32:31 LINUX RESTART (4 CPU) 18:33:01 CPU %user %nice %system %iowait %steal %idle 18:34:01 all 16.85 0.00 1.37 7.71 0.05 74.01 18:34:01 0 10.96 0.00 0.92 10.69 0.07 77.36 18:34:01 1 8.95 0.00 0.83 3.20 0.03 86.98 18:34:01 2 33.62 0.00 2.49 2.84 0.07 60.97 18:34:01 3 13.90 0.00 1.24 14.12 0.05 70.69 18:35:01 all 39.82 0.00 3.04 4.18 0.12 52.84 18:35:01 0 43.97 0.00 2.09 1.37 0.12 52.44 18:35:01 1 30.43 0.00 2.69 6.31 0.12 60.45 18:35:01 2 52.18 0.00 3.83 3.61 0.13 40.24 18:35:01 3 32.72 0.00 3.58 5.40 0.10 58.20 18:36:01 all 56.47 0.00 1.27 0.89 0.12 41.24 18:36:01 0 55.11 0.00 1.23 0.00 0.12 43.55 18:36:01 1 55.76 0.00 1.75 0.30 0.12 42.08 18:36:01 2 60.32 0.00 0.89 0.48 0.12 38.19 18:36:01 3 54.66 0.00 1.22 2.80 0.13 41.17 18:37:01 all 38.14 0.00 0.56 0.80 0.09 60.41 18:37:01 0 29.62 0.00 0.75 0.00 0.10 69.54 18:37:01 1 31.62 0.00 0.57 0.00 0.08 67.73 18:37:01 2 39.34 0.00 0.55 0.00 0.08 60.03 18:37:01 3 52.09 0.00 0.38 3.18 0.08 44.27 18:38:01 all 54.49 0.00 1.39 1.54 0.12 42.45 18:38:01 0 59.24 0.00 2.25 0.15 0.12 38.24 18:38:01 1 45.21 0.00 0.65 0.35 0.10 53.69 18:38:01 2 49.87 0.00 1.04 3.41 0.12 45.56 18:38:01 3 63.60 0.00 1.63 2.30 0.12 32.36 Average: all 41.14 0.00 1.53 3.02 0.10 54.21 Average: 0 39.75 0.00 1.45 2.44 0.10 56.25 Average: 1 34.36 0.00 1.30 2.03 0.09 62.22 Average: 2 47.06 0.00 1.76 2.07 0.10 49.01 Average: 3 43.41 0.00 1.61 5.56 0.10 49.32