---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-57 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 476 5320 0 2178 7219 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:26:ad:75 brd ff:ff:ff:ff:ff:ff inet 10.32.7.176/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe26:ad75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-57) 04/07/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 169.02 85.74 83.29 4948.11 40141.86 14:57:01 82.50 30.45 52.05 1713.45 8736.70 14:58:01 74.75 10.29 64.45 552.92 8370.08 14:59:01 25.33 3.18 22.15 126.11 4994.50 Average: 87.92 32.42 55.50 1835.55 15588.44 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6033468 7422868 2133952 26.13 36432 1533224 695864 7.55 575640 1395624 69612 14:57:01 5670392 7367100 2497028 30.57 56796 1803640 828232 8.99 651452 1648532 129640 14:58:01 5503732 7432244 2663688 32.61 64432 2020384 655172 7.11 702808 1749412 105064 14:59:01 5435224 7376592 2732196 33.45 67144 2030724 701452 7.61 768136 1752416 9880 Average: 5660704 7399701 2506716 30.69 56201 1846993 720180 7.81 674509 1636496 78549 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 490.10 266.92 1258.03 68.15 0.00 0.00 0.00 0.00 14:56:02 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 83.58 69.35 728.19 24.14 0.00 0.00 0.00 0.00 14:57:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 330.43 371.73 1577.71 63.04 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 58.74 68.47 28.30 608.09 0.00 0.00 0.00 0.00 14:59:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 241.37 194.65 898.82 191.53 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-57) 04/07/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.27 0.00 3.29 5.14 1.70 67.60 14:56:02 0 20.73 0.00 5.22 3.89 1.45 68.72 14:56:02 1 25.05 0.00 2.44 2.69 1.65 68.17 14:56:02 2 27.23 0.00 3.07 10.13 2.17 57.40 14:56:02 3 16.04 0.00 2.45 3.82 1.50 76.19 14:57:01 all 22.20 0.00 1.58 2.17 1.53 72.53 14:57:01 0 15.69 0.00 0.81 0.39 1.66 81.46 14:57:01 1 32.25 0.00 2.39 1.64 1.49 62.23 14:57:01 2 14.55 0.00 1.35 4.79 1.06 78.24 14:57:01 3 26.35 0.00 1.73 1.89 1.92 68.11 14:58:01 all 44.57 0.00 2.57 0.83 3.32 48.71 14:58:01 0 42.86 0.00 3.30 1.66 3.16 49.02 14:58:01 1 45.64 0.00 2.26 0.38 3.06 48.66 14:58:01 2 43.80 0.00 1.99 0.75 3.22 50.25 14:58:01 3 45.97 0.00 2.75 0.53 3.85 46.90 14:59:01 all 20.75 0.00 0.94 0.74 1.00 76.59 14:59:01 0 13.27 0.00 0.70 0.58 0.50 84.95 14:59:01 1 17.36 0.00 0.61 0.08 1.28 80.67 14:59:01 2 20.74 0.00 1.13 2.20 1.11 74.82 14:59:01 3 31.65 0.00 1.28 0.08 1.10 65.88 Average: all 27.48 0.00 2.09 2.22 1.89 66.32 Average: 0 23.18 0.00 2.51 1.63 1.69 70.99 Average: 1 30.05 0.00 1.92 1.20 1.87 64.96 Average: 2 26.64 0.00 1.89 4.47 1.90 65.11 Average: 3 30.05 0.00 2.06 1.58 2.10 64.22