---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2333 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 459 5170 0 2346 7232 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:bb:00:2d brd ff:ff:ff:ff:ff:ff inet 10.32.7.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:febb:2d/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-2333) 01/03/26 _x86_64_ (4 CPU) 05:14:45 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 121.51 53.77 67.74 3536.34 6366.29 05:17:01 79.43 30.72 48.70 1680.39 9033.99 05:18:01 37.55 10.13 27.42 773.74 6666.58 05:19:01 13.98 1.03 12.95 29.86 4939.15 05:20:01 25.60 0.68 24.91 77.72 6319.21 Average: 55.53 19.23 36.30 1218.02 6657.07 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 5917968 7387668 2249444 27.54 39728 1607652 739940 8.03 626796 1456820 109916 05:17:01 5558944 7330272 2608468 31.94 58180 1875632 793144 8.61 688932 1721624 174652 05:18:01 4714492 6616940 3452920 42.28 62892 1997032 1655256 17.96 1460528 1781268 91852 05:19:01 5314888 7412448 2852524 34.93 67120 2183064 678220 7.36 726192 1907976 158740 05:20:01 5314180 7430456 2853232 34.93 69180 2198960 667628 7.24 715544 1917336 17820 Average: 5364094 7235557 2803318 34.32 59420 1972468 906838 9.84 843598 1757005 110596 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:16:02 ens3 356.16 212.96 1431.36 64.51 0.00 0.00 0.00 0.00 05:17:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 05:17:01 ens3 116.66 89.58 1591.37 16.80 0.00 0.00 0.00 0.00 05:18:01 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 05:18:01 ens3 154.03 146.62 1513.55 21.03 0.00 0.00 0.00 0.00 05:19:01 lo 120.28 120.28 36.53 36.53 0.00 0.00 0.00 0.00 05:19:01 ens3 118.59 111.23 1250.57 17.82 0.00 0.00 0.00 0.00 05:20:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 05:20:01 ens3 11.00 11.51 8.50 5.38 0.00 0.00 0.00 0.00 Average: lo 24.78 24.78 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 151.40 114.46 1157.64 25.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2333) 01/03/26 _x86_64_ (4 CPU) 05:14:45 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 23.31 0.00 1.69 3.64 1.57 69.79 05:16:02 0 34.22 0.00 1.81 1.93 1.40 60.64 05:16:02 1 6.88 0.00 1.34 6.12 1.62 84.03 05:16:02 2 11.59 0.00 1.33 5.19 1.11 80.77 05:16:02 3 40.67 0.00 2.28 1.27 2.11 53.67 05:17:01 all 23.68 0.00 1.43 2.27 1.42 71.20 05:17:01 0 24.27 0.00 1.25 0.93 1.17 72.38 05:17:01 1 39.03 0.00 2.25 5.36 1.74 51.62 05:17:01 2 18.67 0.00 1.50 1.45 1.28 77.09 05:17:01 3 12.78 0.00 0.69 1.37 1.50 83.66 05:18:01 all 38.70 0.00 1.33 0.73 2.47 56.77 05:18:01 0 36.65 0.00 1.50 2.20 2.73 56.91 05:18:01 1 39.85 0.00 1.30 0.15 2.20 56.51 05:18:01 2 38.07 0.00 1.01 0.22 2.31 58.38 05:18:01 3 40.23 0.00 1.49 0.33 2.66 55.28 05:19:01 all 34.84 0.00 1.72 0.26 2.38 60.81 05:19:01 0 36.35 0.00 1.18 0.13 2.19 60.14 05:19:01 1 37.92 0.00 2.11 0.81 2.69 56.48 05:19:01 2 38.16 0.00 1.80 0.05 2.41 57.58 05:19:01 3 26.90 0.00 1.78 0.07 2.20 69.06 05:20:01 all 21.55 0.00 0.97 0.73 0.92 75.83 05:20:01 0 39.34 0.00 1.25 0.22 1.12 58.08 05:20:01 1 9.43 0.00 1.02 2.58 1.27 85.70 05:20:01 2 22.08 0.00 0.97 0.02 0.70 76.23 05:20:01 3 15.48 0.00 0.65 0.07 0.58 83.23 Average: all 28.43 0.00 1.43 1.52 1.75 66.87 Average: 0 34.20 0.00 1.40 1.08 1.72 61.60 Average: 1 26.54 0.00 1.60 3.00 1.90 66.96 Average: 2 25.74 0.00 1.32 1.39 1.57 69.99 Average: 3 27.27 0.00 1.38 0.62 1.81 68.92