---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5122 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 9.2G 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 596 12242 0 3201 15113 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:d5:26:37 brd ff:ff:ff:ff:ff:ff inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fed5:2637/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5122) 11/02/26 _x86_64_ (4 CPU) 16:07:06 LINUX RESTART (4 CPU) 16:08:02 tps rtps wtps bread/s bwrtn/s 16:09:01 397.00 37.52 359.48 1392.17 27930.59 16:10:01 445.08 14.96 430.11 1149.68 28323.15 16:11:01 12.23 1.12 11.11 23.20 5324.18 16:12:01 9.87 0.07 9.80 0.93 4903.05 Average: 215.29 13.32 201.97 638.35 16572.93 16:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:09:01 12305840 15003924 4119128 25.08 129280 2667508 1712152 9.80 1259124 2505372 677260 16:10:01 11557156 14317284 4867812 29.64 130596 2722688 2342912 13.41 2014004 2483036 13840 16:11:01 10163752 12931760 6261216 38.12 130888 2729564 3815644 21.84 3379984 2488944 1984 16:12:01 12448104 15247000 3976864 24.21 131136 2758292 1324880 7.58 1099952 2517516 21692 Average: 11618713 14374992 4806255 29.26 130475 2719513 2298897 13.16 1938266 2498717 178694 16:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:09:01 lo 4.00 4.00 0.76 0.76 0.00 0.00 0.00 0.00 16:09:01 ens3 442.69 278.65 2840.89 36.68 0.00 0.00 0.00 0.00 16:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:10:01 ens3 5.92 5.33 67.50 1.11 0.00 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 ens3 0.22 0.13 0.06 0.09 0.00 0.00 0.00 0.00 16:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:12:01 ens3 7.73 9.53 27.88 3.29 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 112.76 72.55 725.27 10.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5122) 11/02/26 _x86_64_ (4 CPU) 16:07:06 LINUX RESTART (4 CPU) 16:08:02 CPU %user %nice %system %iowait %steal %idle 16:09:01 all 22.65 0.00 4.13 1.39 0.02 71.80 16:09:01 0 25.17 0.00 3.97 1.19 0.02 69.64 16:09:01 1 29.87 0.00 5.05 2.52 0.02 62.54 16:09:01 2 23.27 0.00 3.72 1.26 0.02 71.74 16:09:01 3 12.40 0.00 3.82 0.59 0.02 83.17 16:10:01 all 34.76 0.00 1.28 1.11 0.01 62.84 16:10:01 0 38.91 0.00 1.30 0.65 0.02 59.13 16:10:01 1 37.49 0.00 1.22 0.77 0.02 60.50 16:10:01 2 36.71 0.00 1.50 1.80 0.02 59.97 16:10:01 3 26.03 0.00 1.06 1.24 0.00 71.67 16:11:01 all 48.63 0.00 0.94 0.10 0.02 50.31 16:11:01 0 41.65 0.00 0.80 0.00 0.02 57.53 16:11:01 1 38.72 0.00 1.19 0.00 0.00 60.10 16:11:01 2 71.29 0.00 1.09 0.02 0.02 27.59 16:11:01 3 42.97 0.00 0.72 0.37 0.02 55.93 16:12:01 all 29.03 0.00 0.42 0.08 0.01 70.46 16:12:01 0 20.85 0.00 0.30 0.00 0.02 78.83 16:12:01 1 25.14 0.00 0.35 0.00 0.02 74.49 16:12:01 2 36.46 0.00 0.65 0.00 0.02 62.87 16:12:01 3 33.63 0.00 0.35 0.33 0.00 65.69 Average: all 33.82 0.00 1.68 0.67 0.01 63.81 Average: 0 31.69 0.00 1.58 0.46 0.02 66.25 Average: 1 32.82 0.00 1.94 0.81 0.01 64.42 Average: 2 42.00 0.00 1.73 0.77 0.02 55.49 Average: 3 28.81 0.00 1.48 0.63 0.01 69.07