---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7520 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.9G 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 580 12688 0 2771 15133 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:8a:b4:5c brd ff:ff:ff:ff:ff:ff inet 10.30.107.202/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe8a:b45c/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-7520) 10/06/26 _x86_64_ (4 CPU) 17:36:33 LINUX RESTART (4 CPU) 17:37:01 tps rtps wtps bread/s bwrtn/s 17:38:01 172.87 32.41 140.46 1727.31 42530.91 17:39:01 126.16 11.20 114.96 803.33 16988.24 17:40:01 12.25 2.43 9.82 70.12 1947.81 Average: 103.76 15.35 88.41 866.92 20488.99 17:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:38:01 13585904 15426988 2839064 17.29 71796 1960296 987684 5.65 802444 1803908 244196 17:39:01 12266480 14430688 4158488 25.32 83108 2259892 2070176 11.85 1898044 2002548 51376 17:40:01 12093132 14265384 4331836 26.37 83416 2267464 2068976 11.84 2086464 1986192 3008 Average: 12648505 14707687 3776463 22.99 79440 2162551 1708945 9.78 1595651 1930883 99527 17:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:38:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 17:38:01 ens3 156.72 100.22 1825.94 21.72 0.00 0.00 0.00 0.00 17:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 17:39:01 ens3 454.54 347.06 3560.92 81.50 0.00 0.00 0.00 0.00 17:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 ens3 201.88 111.90 57.58 60.16 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 271.05 186.39 1814.81 54.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7520) 10/06/26 _x86_64_ (4 CPU) 17:36:33 LINUX RESTART (4 CPU) 17:37:01 CPU %user %nice %system %iowait %steal %idle 17:38:01 all 23.35 0.00 1.98 2.74 0.01 71.92 17:38:01 0 16.24 0.00 1.27 0.20 0.02 82.27 17:38:01 1 29.73 0.00 2.82 0.97 0.00 66.48 17:38:01 2 24.82 0.00 1.94 3.73 0.02 69.49 17:38:01 3 22.65 0.00 1.91 6.05 0.00 69.40 17:39:01 all 53.16 0.00 2.47 0.41 0.02 43.94 17:39:01 0 61.37 0.00 2.91 0.32 0.02 35.38 17:39:01 1 54.85 0.00 1.80 0.20 0.03 43.12 17:39:01 2 49.71 0.00 2.95 0.84 0.02 46.48 17:39:01 3 46.68 0.00 2.22 0.30 0.02 50.78 17:40:01 all 73.28 0.00 2.19 0.03 0.02 24.47 17:40:01 0 67.37 0.00 2.21 0.08 0.02 30.32 17:40:01 1 78.39 0.00 2.51 0.03 0.02 19.04 17:40:01 2 74.63 0.00 2.14 0.02 0.02 23.20 17:40:01 3 72.78 0.00 1.84 0.00 0.03 25.34 Average: all 49.92 0.00 2.21 1.06 0.02 46.79 Average: 0 48.28 0.00 2.13 0.20 0.02 49.37 Average: 1 54.32 0.00 2.38 0.40 0.02 42.88 Average: 2 49.72 0.00 2.35 1.53 0.02 46.38 Average: 3 47.35 0.00 1.99 2.12 0.02 48.53