---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-644 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: 2799.998 BogoMIPS: 5599.99 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 7.6G 12G 40% / 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 461 5293 0 2220 7234 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:94:e8:01 brd ff:ff:ff:ff:ff:ff inet 10.32.6.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe94:e801/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-644) 05/12/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 123.30 55.44 67.86 3648.53 18964.16 07:07:01 81.60 30.49 51.11 1709.72 8854.92 07:08:01 43.24 8.00 35.24 543.51 7708.72 07:09:01 27.11 3.47 23.65 131.98 5969.54 Average: 68.59 24.22 44.37 1499.57 10338.76 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5991656 7430652 2175756 26.64 37632 1581092 672724 7.30 570456 1440368 91004 07:07:01 5639556 7351624 2527856 30.95 57848 1818040 790828 8.58 668332 1661800 104360 07:08:01 5398084 7376556 2769328 33.91 65260 2069864 707536 7.68 769792 1788500 161228 07:09:01 5426444 7413172 2740968 33.56 67280 2075860 676124 7.34 741656 1787300 11428 Average: 5613935 7393001 2553477 31.26 57005 1886214 711803 7.72 687559 1669492 92005 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 453.07 259.45 1553.48 69.06 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 68.61 58.96 452.49 15.67 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 172.30 152.91 1825.44 22.79 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 63.02 72.75 31.27 679.26 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 188.16 135.51 963.23 197.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-644) 05/12/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.70 0.00 1.88 4.60 3.17 68.64 07:06:01 0 31.12 0.00 2.07 1.89 2.60 62.32 07:06:01 1 7.50 0.00 1.44 6.43 2.43 82.20 07:06:01 2 33.29 0.00 2.09 1.44 4.70 58.48 07:06:01 3 14.83 0.00 1.90 8.66 2.96 71.66 07:07:01 all 21.36 0.00 1.64 2.98 3.42 70.60 07:07:01 0 8.04 0.00 0.71 1.28 2.27 87.70 07:07:01 1 38.24 0.00 2.65 6.79 4.04 48.29 07:07:01 2 25.19 0.00 1.98 0.99 5.01 66.83 07:07:01 3 13.88 0.00 1.26 2.86 2.33 79.68 07:08:01 all 34.69 0.00 2.04 1.23 6.12 55.93 07:08:01 0 27.48 0.00 1.32 0.23 5.01 65.96 07:08:01 1 54.52 0.00 2.50 1.98 6.50 34.50 07:08:01 2 26.75 0.00 2.12 0.40 6.95 63.78 07:08:01 3 30.11 0.00 2.20 2.32 6.02 59.35 07:09:01 all 19.55 0.00 1.01 1.19 1.86 76.40 07:09:01 0 18.93 0.00 1.13 0.76 1.36 77.82 07:09:01 1 21.61 0.00 0.88 0.56 1.72 75.23 07:09:01 2 27.88 0.00 1.36 0.31 2.94 67.50 07:09:01 3 9.71 0.00 0.71 3.11 1.39 85.08 Average: all 24.37 0.00 1.64 2.49 3.65 67.85 Average: 0 21.35 0.00 1.30 1.03 2.82 73.49 Average: 1 30.64 0.00 1.87 3.93 3.69 59.87 Average: 2 28.25 0.00 1.89 0.78 4.91 64.17 Average: 3 17.18 0.00 1.52 4.22 3.19 73.90