---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1245 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 8.5G 69G 11% / 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 605 13170 0 2264 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:f1:30:19 brd ff:ff:ff:ff:ff:ff inet 10.30.107.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86179sec preferred_lft 86179sec inet6 fe80::f816:3eff:fef1:3019/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1245) 11/06/26 _x86_64_ (4 CPU) 04:08:27 LINUX RESTART (4 CPU) 04:09:01 tps rtps wtps bread/s bwrtn/s 04:10:01 160.31 16.95 143.36 702.28 29676.65 04:11:01 82.22 3.28 78.94 246.76 10274.15 04:12:01 29.10 1.38 27.71 85.05 1644.53 Average: 90.54 7.20 83.34 344.70 13865.11 04:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:10:01 13268056 15129756 3156904 19.22 73796 1976180 1230284 7.04 1105136 1811744 210012 04:11:01 12267432 14214988 4157528 25.31 78500 2054548 2072196 11.86 2045276 1863032 876 04:12:01 13472812 15466460 2952148 17.97 82348 2095940 868392 4.97 836416 1869600 35896 Average: 13002767 14937068 3422193 20.84 78215 2042223 1390291 7.96 1328943 1848125 82261 04:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:10:01 ens3 218.73 157.69 2407.10 34.55 0.00 0.00 0.00 0.00 04:10:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 04:11:01 ens3 1105.93 628.95 1315.05 253.90 0.00 0.00 0.00 0.00 04:11:01 lo 27.95 27.95 3.50 3.50 0.00 0.00 0.00 0.00 04:12:01 ens3 1173.65 735.83 605.75 264.55 0.00 0.00 0.00 0.00 04:12:01 lo 24.30 24.30 3.26 3.26 0.00 0.00 0.00 0.00 Average: ens3 832.77 507.49 1442.64 184.33 0.00 0.00 0.00 0.00 Average: lo 17.72 17.72 2.29 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1245) 11/06/26 _x86_64_ (4 CPU) 04:08:27 LINUX RESTART (4 CPU) 04:09:01 CPU %user %nice %system %iowait %steal %idle 04:10:01 all 24.54 0.00 1.64 2.26 0.01 71.55 04:10:01 0 16.09 0.00 1.21 2.99 0.00 79.71 04:10:01 1 11.01 0.00 1.65 4.80 0.00 82.54 04:10:01 2 51.48 0.00 2.62 0.94 0.03 44.93 04:10:01 3 19.58 0.00 1.08 0.28 0.02 79.04 04:11:01 all 23.07 0.00 2.38 0.32 0.01 74.22 04:11:01 0 23.42 0.00 2.89 0.50 0.02 73.17 04:11:01 1 22.43 0.00 2.20 0.61 0.00 74.76 04:11:01 2 21.53 0.00 2.07 0.08 0.02 76.30 04:11:01 3 24.93 0.00 2.34 0.07 0.00 72.66 04:12:01 all 22.72 0.00 3.45 0.13 0.02 73.68 04:12:01 0 19.89 0.00 2.92 0.03 0.02 77.13 04:12:01 1 17.63 0.00 3.40 0.40 0.02 78.55 04:12:01 2 31.42 0.00 3.92 0.07 0.02 64.58 04:12:01 3 21.99 0.00 3.55 0.03 0.02 74.41 Average: all 23.44 0.00 2.49 0.90 0.01 73.15 Average: 0 19.81 0.00 2.34 1.17 0.01 76.67 Average: 1 17.04 0.00 2.42 1.93 0.01 78.61 Average: 2 34.82 0.00 2.87 0.36 0.02 61.93 Average: 3 22.16 0.00 2.32 0.13 0.01 75.37