---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3478 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.996 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 546 13404 0 2089 15184 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3c:18:07 brd ff:ff:ff:ff:ff:ff inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe3c:1807/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3478) 12/09/23 _x86_64_ (4 CPU) 04:59:31 LINUX RESTART (4 CPU) 05:00:01 tps rtps wtps bread/s bwrtn/s 05:01:01 97.18 17.06 80.12 1016.23 27008.83 05:02:01 123.93 22.13 101.80 1590.93 26860.06 05:03:01 45.62 0.62 45.00 67.87 20119.60 Average: 88.91 13.27 75.64 891.72 24663.08 05:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:01:01 13894416 15571668 2530552 15.41 65212 1809700 787336 4.51 679548 1632104 252280 05:02:01 13797080 15600380 2627888 16.00 72436 1922656 735444 4.21 677092 1719996 21276 05:03:01 13727916 15549860 2697052 16.42 77252 1936268 767836 4.39 737336 1728404 29232 Average: 13806471 15573969 2618497 15.94 71633 1889541 763539 4.37 697992 1693501 100929 05:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:01:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 05:01:01 ens3 64.74 44.36 1107.56 7.81 0.00 0.00 0.00 0.00 05:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 05:02:01 ens3 397.80 305.15 1072.06 123.30 0.00 0.00 0.00 0.00 05:03:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 05:03:01 ens3 19.80 17.35 59.46 7.90 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 160.79 122.29 746.40 46.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3478) 12/09/23 _x86_64_ (4 CPU) 04:59:31 LINUX RESTART (4 CPU) 05:00:01 CPU %user %nice %system %iowait %steal %idle 05:01:01 all 19.71 0.00 1.27 4.94 0.06 74.02 05:01:01 0 15.47 0.00 0.99 1.35 0.07 82.12 05:01:01 1 28.09 0.00 1.82 0.63 0.05 69.41 05:01:01 2 13.56 0.00 1.04 0.72 0.05 84.63 05:01:01 3 21.67 0.00 1.25 17.07 0.07 59.95 05:02:01 all 26.46 0.00 1.60 12.67 0.14 59.14 05:02:01 0 29.95 0.00 2.60 36.27 0.20 30.97 05:02:01 1 25.97 0.00 1.32 0.17 0.08 72.46 05:02:01 2 24.87 0.00 1.42 1.56 0.15 71.99 05:02:01 3 25.04 0.00 1.06 12.91 0.12 60.87 05:03:01 all 14.69 0.00 0.71 11.80 0.10 72.70 05:03:01 0 8.91 0.00 0.74 26.31 0.08 63.95 05:03:01 1 2.16 0.00 0.25 0.10 0.05 97.44 05:03:01 2 21.26 0.00 1.18 2.24 0.15 75.18 05:03:01 3 26.51 0.00 0.67 18.50 0.10 54.21 Average: all 20.28 0.00 1.19 9.79 0.10 68.63 Average: 0 18.08 0.00 1.44 21.26 0.12 59.11 Average: 1 18.75 0.00 1.13 0.30 0.06 79.76 Average: 2 19.89 0.00 1.21 1.50 0.12 77.27 Average: 3 24.40 0.00 1.00 16.17 0.10 58.34