---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-27 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 460 5417 0 2098 7237 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:b1:b5:09 brd ff:ff:ff:ff:ff:ff inet 10.32.7.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:feb1:b509/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-27) 05/04/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 157.78 82.94 74.84 4901.30 40060.40 19:15:01 59.64 5.32 54.32 165.64 9503.22 19:16:01 70.44 13.36 57.07 527.65 8155.71 19:17:01 25.33 3.05 22.28 123.45 4729.21 Average: 78.38 26.26 52.12 1434.89 15638.45 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6058768 7450768 2108652 25.82 36028 1536460 673664 7.31 546788 1399708 71236 19:15:01 5856164 7501100 2311256 28.30 55588 1754072 601748 6.53 501920 1615308 119084 19:16:01 5557388 7411840 2610032 31.96 62804 1951116 680252 7.38 681908 1722460 113968 19:17:01 5563652 7433488 2603768 31.88 64680 1963732 665328 7.22 672844 1723352 15736 Average: 5758993 7449299 2408427 29.49 54775 1801345 655248 7.11 600865 1615207 80006 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 402.17 213.60 1277.10 64.30 0.00 0.00 0.00 0.00 19:14:02 lo 1.62 1.62 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 47.92 36.26 576.48 5.55 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 307.50 286.67 1437.32 60.65 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 53.24 54.46 30.82 529.80 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 203.35 148.21 831.50 165.73 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-27) 05/04/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.92 0.00 3.12 5.27 1.71 68.98 19:14:02 0 16.34 0.00 1.97 5.30 1.50 74.90 19:14:02 1 22.40 0.00 5.68 7.02 1.73 63.17 19:14:02 2 14.86 0.00 2.82 6.18 2.12 74.03 19:14:02 3 30.13 0.00 2.03 2.58 1.50 63.75 19:15:01 all 19.60 0.00 1.45 2.10 1.39 75.47 19:15:01 0 42.57 0.00 3.22 1.10 1.95 51.16 19:15:01 1 22.61 0.00 1.67 6.65 1.83 67.24 19:15:01 2 5.26 0.00 0.37 0.54 1.20 92.63 19:15:01 3 7.90 0.00 0.52 0.10 0.56 90.92 19:16:01 all 40.16 0.00 2.14 1.18 3.95 52.57 19:16:01 0 50.52 0.00 1.56 0.38 3.86 43.67 19:16:01 1 36.76 0.00 1.99 2.66 3.89 54.71 19:16:01 2 38.97 0.00 2.96 0.96 4.43 52.68 19:16:01 3 34.39 0.00 2.06 0.70 3.60 59.25 19:17:01 all 20.64 0.00 1.26 0.92 1.26 75.93 19:17:01 0 47.15 0.00 2.21 0.55 1.56 48.53 19:17:01 1 7.94 0.00 1.19 2.89 0.71 87.26 19:17:01 2 3.72 0.00 0.63 0.02 1.22 94.41 19:17:01 3 23.87 0.00 1.01 0.25 1.53 73.34 Average: all 25.36 0.00 1.99 2.36 2.08 68.21 Average: 0 39.15 0.00 2.24 1.83 2.22 54.56 Average: 1 22.42 0.00 2.63 4.79 2.04 68.11 Average: 2 15.76 0.00 1.70 1.93 2.25 78.37 Average: 3 24.13 0.00 1.41 0.91 1.80 71.75