---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7509 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 1134 11338 0 3566 14575 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:33:d3:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe33:d3f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7509) 05/02/26 _x86_64_ (4 CPU) 02:51:42 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:02 201.62 30.11 171.50 955.97 46124.58 02:54:01 216.35 1.20 215.15 20.20 24040.67 02:55:01 487.04 9.55 477.49 486.59 34044.73 02:56:01 34.28 0.77 33.51 77.05 10657.69 Average: 234.90 10.45 224.45 386.48 28736.48 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:02 13711560 15428368 2713408 16.52 68372 1842960 1177056 6.74 800484 1685408 267144 02:54:01 10969148 14008956 5455820 33.22 150776 2954896 1626500 9.31 2260512 2784976 907112 02:55:01 12243624 15540616 4181344 25.46 152904 3193256 723536 4.14 943480 2836804 200316 02:56:01 11609916 14927612 4815052 29.32 155640 3211600 1306236 7.48 1661060 2751752 36300 Average: 12133562 14976388 4291406 26.13 131923 2800678 1208332 6.92 1416384 2514735 352718 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:02 lo 1.87 1.87 0.22 0.22 0.00 0.00 0.00 0.00 02:53:02 ens3 177.89 128.95 1781.11 28.51 0.00 0.00 0.00 0.00 02:54:01 lo 3.66 3.66 0.33 0.33 0.00 0.00 0.00 0.00 02:54:01 ens3 937.21 664.97 10781.37 89.35 0.00 0.00 0.00 0.00 02:55:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 02:55:01 ens3 623.80 349.59 709.15 129.15 0.00 0.00 0.00 0.00 02:56:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 02:56:01 ens3 90.00 61.39 48.89 165.54 0.00 0.00 0.00 0.00 Average: lo 1.58 1.58 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 455.22 299.70 3298.96 103.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7509) 05/02/26 _x86_64_ (4 CPU) 02:51:42 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:02 all 21.88 0.00 1.66 2.84 0.07 73.55 02:53:02 0 17.48 0.00 1.39 3.18 0.07 77.89 02:53:02 1 24.77 0.00 1.65 1.10 0.05 72.43 02:53:02 2 26.98 0.00 1.65 0.75 0.07 70.55 02:53:02 3 18.29 0.00 1.99 6.33 0.08 73.31 02:54:01 all 27.11 0.00 4.74 0.46 0.09 67.59 02:54:01 0 27.35 0.00 3.63 0.26 0.10 68.66 02:54:01 1 38.26 0.00 6.46 1.03 0.09 54.17 02:54:01 2 22.58 0.00 4.93 0.53 0.09 71.87 02:54:01 3 20.31 0.00 3.95 0.03 0.09 75.63 02:55:01 all 49.47 0.00 2.79 1.23 0.10 46.41 02:55:01 0 52.25 0.00 3.24 0.15 0.08 44.28 02:55:01 1 52.99 0.00 2.48 0.42 0.08 44.03 02:55:01 2 46.56 0.00 3.77 4.38 0.10 45.18 02:55:01 3 46.07 0.00 1.67 0.00 0.10 52.16 02:56:01 all 24.32 0.00 1.01 0.31 0.05 74.31 02:56:01 0 32.09 0.00 1.38 0.03 0.07 66.43 02:56:01 1 20.82 0.00 0.78 0.02 0.05 78.33 02:56:01 2 10.64 0.00 0.52 0.00 0.03 88.81 02:56:01 3 33.77 0.00 1.34 1.19 0.05 63.66 Average: all 30.70 0.00 2.54 1.21 0.07 65.47 Average: 0 32.33 0.00 2.40 0.91 0.08 64.28 Average: 1 34.18 0.00 2.82 0.64 0.07 62.30 Average: 2 26.67 0.00 2.70 1.41 0.07 69.15 Average: 3 29.66 0.00 2.23 1.89 0.08 66.14