---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7324 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: 2800.000 BogoMIPS: 5600.00 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 564 12608 0 2866 15147 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:d2:ca:2d brd ff:ff:ff:ff:ff:ff inet 10.30.107.82/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fed2:ca2d/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-7324) 06/06/26 _x86_64_ (4 CPU) 06:41:36 LINUX RESTART (4 CPU) 06:42:01 tps rtps wtps bread/s bwrtn/s 06:43:01 165.82 15.43 150.39 325.28 49264.99 06:44:01 105.86 6.41 99.45 434.39 14708.03 06:45:01 36.19 4.28 31.91 179.97 2826.33 Average: 102.63 8.71 93.92 313.22 22266.03 06:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:43:01 13650092 15472272 2774876 16.89 72356 1939896 1078044 6.17 763420 1776612 253932 06:44:01 12469308 14480812 3955660 24.08 80652 2113184 1915992 10.97 1780224 1922740 7168 06:45:01 12945748 15541200 3479220 21.18 84988 2683240 763908 4.37 940624 2268928 530068 Average: 13021716 15164761 3403252 20.72 79332 2245440 1252648 7.17 1161423 1989427 263723 06:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:43:01 lo 1.67 1.67 0.18 0.18 0.00 0.00 0.00 0.00 06:43:01 ens3 163.89 116.71 2081.81 23.92 0.00 0.00 0.00 0.00 06:44:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:44:01 ens3 4256.78 2441.75 3247.21 844.56 0.00 0.00 0.00 0.00 06:45:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 06:45:01 ens3 727.38 435.74 852.87 150.53 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 1716.16 998.15 2060.70 339.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7324) 06/06/26 _x86_64_ (4 CPU) 06:41:36 LINUX RESTART (4 CPU) 06:42:01 CPU %user %nice %system %iowait %steal %idle 06:43:01 all 25.96 0.00 1.93 2.44 0.06 69.61 06:43:01 0 16.31 0.00 1.34 0.12 0.03 82.20 06:43:01 1 27.92 0.00 2.17 7.83 0.08 61.99 06:43:01 2 41.72 0.00 2.51 0.79 0.08 54.91 06:43:01 3 17.91 0.00 1.72 1.00 0.03 79.33 06:44:01 all 41.74 0.00 7.38 0.32 0.08 50.47 06:44:01 0 41.07 0.00 11.46 0.03 0.08 47.36 06:44:01 1 29.40 0.00 1.95 0.82 0.08 67.75 06:44:01 2 57.14 0.00 4.52 0.18 0.08 38.07 06:44:01 3 39.47 0.00 11.59 0.25 0.08 48.61 06:45:01 all 42.02 0.00 1.86 0.44 0.07 55.61 06:45:01 0 41.88 0.00 1.62 0.02 0.07 56.42 06:45:01 1 34.90 0.00 2.16 1.35 0.07 61.52 06:45:01 2 44.13 0.00 1.84 0.10 0.05 53.88 06:45:01 3 47.16 0.00 1.85 0.30 0.07 50.63 Average: all 36.57 0.00 3.73 1.07 0.07 58.56 Average: 0 33.08 0.00 4.80 0.06 0.06 62.01 Average: 1 30.74 0.00 2.09 3.33 0.08 63.76 Average: 2 47.65 0.00 2.95 0.36 0.07 48.96 Average: 3 34.85 0.00 5.06 0.52 0.06 59.51