---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11174 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 8.7G 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 1499 12049 0 2490 14221 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:21:0a:57 brd ff:ff:ff:ff:ff:ff inet 10.30.107.197/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe21:a57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11174) 11/08/25 _x86_64_ (4 CPU) 06:32:25 LINUX RESTART (4 CPU) 06:33:01 tps rtps wtps bread/s bwrtn/s 06:34:01 188.52 12.55 175.97 282.35 59209.87 06:35:01 47.68 7.05 40.63 485.39 4423.40 06:36:01 20.73 3.00 17.73 86.39 3565.27 Average: 85.64 7.53 78.11 284.71 22399.51 06:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:34:01 13143164 15101456 3281804 19.98 76088 2069096 1258620 7.20 1139436 1899264 101808 06:35:01 11813928 13801520 4611040 28.07 77632 2095612 2568992 14.70 2481848 1877968 508 06:36:01 12404508 14621660 4020460 24.48 79488 2318992 1620228 9.27 1840376 1925976 184324 Average: 12453867 14508212 3971101 24.18 77736 2161233 1815947 10.39 1820553 1901069 95547 06:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:34:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 06:34:01 ens3 436.63 290.85 5661.42 44.43 0.00 0.00 0.00 0.00 06:35:01 lo 15.38 15.38 1.89 1.89 0.00 0.00 0.00 0.00 06:35:01 ens3 430.19 234.58 239.93 93.94 0.00 0.00 0.00 0.00 06:36:01 lo 16.06 16.06 4.37 4.37 0.00 0.00 0.00 0.00 06:36:01 ens3 1077.54 528.43 826.13 315.57 0.00 0.00 0.00 0.00 Average: lo 10.73 10.73 2.12 2.12 0.00 0.00 0.00 0.00 Average: ens3 648.12 351.29 2242.49 151.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11174) 11/08/25 _x86_64_ (4 CPU) 06:32:25 LINUX RESTART (4 CPU) 06:33:01 CPU %user %nice %system %iowait %steal %idle 06:34:01 all 26.08 0.00 1.96 3.64 0.10 68.23 06:34:01 0 33.80 0.00 3.23 1.74 0.12 61.11 06:34:01 1 35.65 0.00 1.70 5.30 0.08 57.26 06:34:01 2 16.43 0.00 1.20 1.00 0.08 81.28 06:34:01 3 18.47 0.00 1.69 6.49 0.08 73.27 06:35:01 all 34.56 0.00 1.02 0.25 0.09 64.08 06:35:01 0 25.83 0.00 1.36 0.13 0.10 72.57 06:35:01 1 36.32 0.00 0.94 0.58 0.08 62.07 06:35:01 2 37.17 0.00 0.95 0.07 0.10 61.72 06:35:01 3 39.00 0.00 0.78 0.18 0.08 59.95 06:36:01 all 37.59 0.00 1.91 0.05 0.08 60.37 06:36:01 0 34.46 0.00 2.14 0.07 0.08 63.25 06:36:01 1 40.09 0.00 1.27 0.03 0.08 58.52 06:36:01 2 36.23 0.00 2.19 0.00 0.08 61.50 06:36:01 3 39.54 0.00 2.07 0.13 0.08 58.18 Average: all 32.75 0.00 1.63 1.31 0.09 64.22 Average: 0 31.35 0.00 2.24 0.65 0.10 65.66 Average: 1 37.36 0.00 1.30 1.97 0.08 59.28 Average: 2 29.95 0.00 1.45 0.36 0.09 68.16 Average: 3 32.35 0.00 1.51 2.26 0.08 63.79