---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2705 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 7.8G 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 466 5110 0 2399 7224 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:a0:72:8d brd ff:ff:ff:ff:ff:ff inet 10.32.6.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:fea0:728d/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-2705) 06/06/26 _x86_64_ (4 CPU) 03:47:59 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 189.29 106.80 82.49 5382.44 40868.14 03:50:01 66.62 11.86 54.76 245.69 9747.98 03:51:01 41.38 0.63 40.74 20.26 7813.76 03:52:01 9.30 0.00 9.30 0.00 365.81 03:53:01 49.64 1.00 48.64 89.29 12126.60 Average: 71.24 24.06 47.19 1147.47 14184.32 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5989520 7413120 2177892 26.67 36808 1566864 703512 7.63 585076 1429496 87192 03:50:01 5716284 7436056 2451128 30.01 58020 1823496 811312 8.80 573084 1676640 155152 03:51:01 5438424 7232432 2728988 33.41 60088 1893824 872472 9.47 786244 1738252 1384 03:52:01 5375696 7212016 2791716 34.18 61996 1932696 888848 9.64 807120 1775408 35580 03:53:01 5272716 7432692 2894696 35.44 67564 2243980 661336 7.18 607936 2065256 30484 Average: 5558528 7345263 2608884 31.94 56895 1892172 787496 8.54 671892 1737010 61958 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 03:49:01 ens3 415.33 251.97 1529.61 67.13 0.00 0.00 0.00 0.00 03:50:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 03:50:01 ens3 77.22 59.79 542.91 13.95 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 94.07 101.12 1152.67 14.47 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 174.47 187.15 649.57 23.71 0.00 0.00 0.00 0.00 03:53:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 03:53:01 ens3 522.81 467.22 3450.81 62.34 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 256.80 213.47 1465.25 36.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2705) 06/06/26 _x86_64_ (4 CPU) 03:47:59 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 22.65 0.00 2.92 6.22 1.49 66.72 03:49:01 0 25.78 0.00 1.89 5.76 1.32 65.26 03:49:01 1 22.95 0.00 2.20 2.71 1.35 70.80 03:49:01 2 24.28 0.00 2.50 9.20 1.81 62.22 03:49:01 3 17.62 0.00 5.05 7.18 1.50 68.65 03:50:01 all 21.48 0.00 1.42 1.72 1.32 74.06 03:50:01 0 32.26 0.00 2.23 0.48 1.32 63.71 03:50:01 1 39.47 0.00 1.85 1.55 1.73 55.40 03:50:01 2 11.15 0.00 1.16 1.49 1.26 84.94 03:50:01 3 3.13 0.00 0.50 3.35 0.98 92.04 03:51:01 all 12.62 0.00 0.55 0.91 0.96 84.95 03:51:01 0 15.57 0.00 0.48 0.00 0.83 83.11 03:51:01 1 9.18 0.00 0.78 1.97 0.92 87.15 03:51:01 2 7.59 0.00 0.30 0.88 0.72 90.51 03:51:01 3 18.16 0.00 0.65 0.80 1.39 79.00 03:52:01 all 5.12 0.00 0.46 0.03 0.38 94.01 03:52:01 0 6.88 0.00 0.77 0.00 0.30 92.05 03:52:01 1 4.13 0.00 0.52 0.02 0.28 95.05 03:52:01 2 2.69 0.00 0.27 0.00 0.12 96.92 03:52:01 3 6.79 0.00 0.30 0.10 0.80 92.01 03:53:01 all 21.80 0.00 1.84 0.65 1.32 74.40 03:53:01 0 16.92 0.00 1.53 0.35 0.98 80.22 03:53:01 1 41.95 0.00 2.27 0.82 1.77 53.19 03:53:01 2 18.02 0.00 2.01 0.98 1.33 77.65 03:53:01 3 10.30 0.00 1.54 0.45 1.20 86.51 Average: all 16.75 0.00 1.44 1.91 1.10 78.81 Average: 0 19.48 0.00 1.38 1.32 0.95 76.87 Average: 1 23.54 0.00 1.52 1.41 1.21 72.32 Average: 2 12.77 0.00 1.25 2.52 1.05 82.41 Average: 3 11.20 0.00 1.61 2.38 1.17 83.64