---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6850 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: 2799.998 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 676K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / 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 607 12756 0 2675 15109 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:58:78:cf brd ff:ff:ff:ff:ff:ff inet 10.30.106.239/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe58:78cf/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-6850) 02/10/26 _x86_64_ (4 CPU) 23:28:31 LINUX RESTART (4 CPU) 23:29:01 tps rtps wtps bread/s bwrtn/s 23:30:01 184.29 28.76 155.52 1663.86 39678.59 23:31:01 105.37 11.25 94.12 806.67 15507.15 23:32:01 20.08 4.02 16.06 111.83 1295.17 Average: 103.24 14.67 88.56 860.74 18825.99 23:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:30:01 13625384 15368484 2799584 17.04 75220 1859676 974768 5.58 889512 1675816 144192 23:31:01 11596320 13672560 4828648 29.40 82260 2175412 3082676 17.64 2654764 1916044 3800 23:32:01 13020512 15417716 3404456 20.73 84292 2490004 880576 5.04 1059468 2083760 302036 Average: 12747405 14819587 3677563 22.39 80591 2175031 1646007 9.42 1534581 1891873 150009 23:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:30:01 ens3 158.22 122.95 1603.59 27.97 0.00 0.00 0.00 0.00 23:30:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 23:31:01 ens3 436.58 301.67 3293.34 69.22 0.00 0.00 0.00 0.00 23:31:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 23:32:01 ens3 459.01 256.53 433.86 98.77 0.00 0.00 0.00 0.00 23:32:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 351.28 227.05 1776.86 65.32 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6850) 02/10/26 _x86_64_ (4 CPU) 23:28:31 LINUX RESTART (4 CPU) 23:29:01 CPU %user %nice %system %iowait %steal %idle 23:30:01 all 27.56 0.00 1.99 2.49 0.07 67.89 23:30:01 0 15.94 0.00 1.43 4.15 0.05 78.43 23:30:01 1 47.42 0.00 2.27 1.59 0.10 48.62 23:30:01 2 23.65 0.00 2.62 2.64 0.05 71.04 23:30:01 3 23.42 0.00 1.64 1.57 0.07 73.31 23:31:01 all 64.65 0.00 2.53 0.43 0.09 32.30 23:31:01 0 62.88 0.00 2.24 0.20 0.10 34.58 23:31:01 1 64.76 0.00 2.64 0.58 0.08 31.94 23:31:01 2 64.37 0.00 2.36 0.34 0.10 32.83 23:31:01 3 66.62 0.00 2.88 0.59 0.08 29.83 23:32:01 all 62.14 0.00 2.51 0.16 0.09 35.10 23:32:01 0 61.16 0.00 3.40 0.07 0.08 35.29 23:32:01 1 62.24 0.00 1.97 0.03 0.10 35.66 23:32:01 2 61.93 0.00 2.60 0.08 0.08 35.31 23:32:01 3 63.21 0.00 2.11 0.47 0.08 34.13 Average: all 51.42 0.00 2.34 1.03 0.08 45.13 Average: 0 46.51 0.00 2.35 1.49 0.08 49.58 Average: 1 58.14 0.00 2.29 0.74 0.09 38.73 Average: 2 49.96 0.00 2.53 1.02 0.08 46.41 Average: 3 51.06 0.00 2.21 0.88 0.08 45.77