---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10113 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 456 5182 0 2337 7236 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:55:67:54 brd ff:ff:ff:ff:ff:ff inet 10.32.6.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe55:6754/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10113) 09/06/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 137.89 54.77 83.12 3590.94 40588.89 07:07:01 55.34 0.30 55.04 33.86 9658.12 07:08:01 79.54 38.33 41.21 2244.96 9708.38 07:09:01 29.93 1.88 28.05 107.45 8235.96 Average: 75.68 23.82 51.86 1494.39 17048.82 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6028528 7451448 2138892 26.19 36868 1566460 666612 7.23 551860 1427780 83708 07:07:01 5810912 7527000 2356508 28.85 56996 1821120 589376 6.40 476564 1681776 166768 07:08:01 5350676 7439808 2816744 34.49 65808 2177016 652156 7.08 707392 1895684 211436 07:09:01 5288716 7393232 2878704 35.25 68236 2189404 698420 7.58 762620 1900800 8532 Average: 5619708 7452872 2547712 31.19 56977 1938500 651641 7.07 624609 1726510 117611 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 458.03 249.65 1478.29 66.02 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 24.31 22.05 445.76 3.68 0.00 0.00 0.00 0.00 07:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 167.64 148.78 2274.71 32.27 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 60.04 64.61 27.98 676.21 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 177.52 121.27 1056.70 194.54 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10113) 09/06/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.74 0.00 2.01 4.72 1.24 70.30 07:06:01 0 12.65 0.00 1.95 5.58 0.88 78.94 07:06:01 1 23.85 0.00 1.95 3.30 1.12 69.78 07:06:01 2 36.07 0.00 2.30 2.82 1.85 56.97 07:06:01 3 14.36 0.00 1.82 7.20 1.09 75.54 07:07:01 all 20.36 0.00 1.26 1.70 0.81 75.87 07:07:01 0 11.30 0.00 0.60 0.30 0.57 87.24 07:07:01 1 1.56 0.00 0.60 4.81 0.65 92.38 07:07:01 2 52.96 0.00 2.91 0.53 1.58 42.01 07:07:01 3 15.65 0.00 0.93 1.17 0.43 81.82 07:08:01 all 40.02 0.00 2.27 2.03 3.31 52.37 07:08:01 0 38.87 0.00 2.27 3.04 3.23 52.59 07:08:01 1 41.01 0.00 1.98 1.98 2.83 52.21 07:08:01 2 43.90 0.00 2.40 1.04 3.98 48.67 07:08:01 3 36.30 0.00 2.42 2.04 3.22 56.01 07:09:01 all 20.18 0.00 0.86 0.98 0.73 77.26 07:09:01 0 47.60 0.00 1.32 1.23 1.17 48.68 07:09:01 1 2.46 0.00 0.57 2.11 0.37 94.50 07:09:01 2 29.67 0.00 1.30 0.28 0.89 67.86 07:09:01 3 1.08 0.00 0.27 0.28 0.48 97.88 Average: all 25.59 0.00 1.60 2.36 1.52 68.93 Average: 0 27.62 0.00 1.54 2.54 1.47 66.84 Average: 1 17.21 0.00 1.27 3.05 1.24 77.23 Average: 2 40.66 0.00 2.23 1.17 2.08 53.86 Average: 3 16.87 0.00 1.36 2.67 1.31 77.79