---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2792 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 7.6G 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 478 5322 0 2175 7216 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:20:7d:ba brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe20:7dba/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-2792) 06/06/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 147.48 67.06 80.42 4287.90 40238.20 19:15:01 57.43 1.17 56.26 43.38 10208.03 19:16:01 82.69 18.68 64.01 672.02 9064.09 19:17:01 26.08 2.98 23.10 121.71 4510.05 Average: 78.51 22.56 55.95 1286.56 16030.36 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6006880 7436884 2160532 26.45 36516 1573788 683192 7.41 563744 1436140 103512 19:15:01 5683092 7401096 2484320 30.42 57212 1822604 720820 7.82 600644 1684704 151596 19:16:01 5462888 7391276 2704524 33.11 63836 2021052 676292 7.34 708340 1787108 104608 19:17:01 5480320 7418288 2687092 32.90 66012 2027744 656036 7.12 689784 1786504 9212 Average: 5658295 7411886 2509117 30.72 55894 1861297 684085 7.42 640628 1673614 92232 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:14:02 ens3 461.98 249.75 1545.85 67.05 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 47.70 40.30 414.60 4.76 0.00 0.00 0.00 0.00 19:16:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 308.32 304.63 1413.07 74.04 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 50.09 57.47 29.62 527.82 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 217.74 163.56 852.64 169.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2792) 06/06/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.91 0.00 3.04 4.35 1.53 68.16 19:14:02 0 20.57 0.00 5.18 6.31 1.83 66.11 19:14:02 1 18.56 0.00 1.83 4.28 1.23 74.10 19:14:02 2 36.14 0.00 2.47 3.91 1.62 55.87 19:14:02 3 16.40 0.00 2.68 2.90 1.47 76.55 19:15:01 all 20.68 0.00 1.27 1.69 1.43 74.93 19:15:01 0 12.24 0.00 0.74 0.08 1.21 85.72 19:15:01 1 13.76 0.00 0.74 5.50 1.01 78.98 19:15:01 2 37.55 0.00 2.24 0.32 2.01 57.88 19:15:01 3 19.18 0.00 1.35 0.86 1.48 77.13 19:16:01 all 43.53 0.00 2.34 1.55 3.38 49.21 19:16:01 0 36.95 0.00 2.26 1.05 3.57 56.18 19:16:01 1 51.50 0.00 2.42 3.00 3.37 39.72 19:16:01 2 40.56 0.00 1.71 0.30 3.12 54.30 19:16:01 3 45.13 0.00 2.95 1.84 3.43 46.64 19:17:01 all 20.78 0.00 1.14 0.80 1.07 76.21 19:17:01 0 17.38 0.00 1.26 0.33 1.06 79.96 19:17:01 1 12.90 0.00 0.97 1.80 0.53 83.80 19:17:01 2 6.30 0.00 0.78 0.85 0.83 91.25 19:17:01 3 46.59 0.00 1.58 0.22 1.86 49.75 Average: all 27.00 0.00 1.95 2.10 1.86 67.10 Average: 0 21.82 0.00 2.36 1.95 1.92 71.94 Average: 1 24.21 0.00 1.49 3.64 1.54 69.12 Average: 2 30.09 0.00 1.80 1.34 1.89 64.88 Average: 3 31.88 0.00 2.14 1.46 2.07 62.46