---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6962 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 9.0G 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 615 12552 0 2871 15095 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:2e:c8:94 brd ff:ff:ff:ff:ff:ff inet 10.30.107.133/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe2e:c894/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6962) 06/05/26 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 117.91 11.40 106.52 319.01 14548.38 03:07:01 105.43 4.80 100.63 135.58 17438.83 03:08:01 17.04 5.06 11.98 406.13 3867.16 03:09:01 40.41 5.98 34.43 141.18 7456.09 Average: 70.19 6.81 63.38 250.49 10826.74 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13760020 15560768 2664948 16.22 72132 1919476 772892 4.42 665664 1767420 236044 03:07:01 12914528 14911200 3510440 21.37 85664 2092080 1416364 8.11 1340544 1915344 15464 03:08:01 12126032 14152196 4298936 26.17 86932 2119164 2144420 12.27 2126472 1913500 1844 03:09:01 12828624 15429712 3596344 21.90 92360 2679576 881368 5.04 1064380 2259536 478120 Average: 12907301 15013469 3517667 21.42 84272 2202574 1303761 7.46 1299265 1963950 182868 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 03:06:01 ens3 166.82 114.50 1699.73 21.73 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 350.17 298.03 2577.86 77.14 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2003.68 1313.94 565.30 533.44 0.00 0.00 0.00 0.00 03:09:01 lo 2.95 2.95 0.27 0.27 0.00 0.00 0.00 0.00 03:09:01 ens3 453.64 369.37 809.49 1842.48 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 743.74 524.06 1412.99 618.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6962) 06/05/26 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.49 0.00 1.39 1.80 0.05 80.27 03:06:01 0 10.93 0.00 0.68 0.40 0.07 87.92 03:06:01 1 3.01 0.00 1.05 3.88 0.03 92.02 03:06:01 2 20.52 0.00 1.92 0.95 0.05 76.56 03:06:01 3 31.49 0.00 1.93 1.95 0.07 64.55 03:07:01 all 29.83 0.00 1.58 0.61 0.09 67.89 03:07:01 0 26.69 0.00 1.09 0.02 0.07 72.14 03:07:01 1 31.46 0.00 2.09 1.94 0.10 64.40 03:07:01 2 30.63 0.00 1.57 0.42 0.10 67.28 03:07:01 3 30.50 0.00 1.57 0.10 0.08 67.75 03:08:01 all 34.71 0.00 6.05 0.89 0.09 58.26 03:08:01 0 29.46 0.00 4.07 0.42 0.08 65.97 03:08:01 1 60.27 0.00 10.45 0.62 0.10 28.56 03:08:01 2 23.43 0.00 2.25 1.76 0.10 72.46 03:08:01 3 25.66 0.00 7.42 0.77 0.08 66.07 03:09:01 all 35.81 0.00 2.37 0.68 0.08 61.07 03:09:01 0 35.87 0.00 2.50 1.87 0.08 59.69 03:09:01 1 46.81 0.00 2.89 0.10 0.08 50.12 03:09:01 2 30.32 0.00 2.06 0.39 0.08 67.15 03:09:01 3 30.26 0.00 2.00 0.32 0.07 67.35 Average: all 29.20 0.00 2.85 1.00 0.08 66.87 Average: 0 25.72 0.00 2.08 0.67 0.07 71.45 Average: 1 35.42 0.00 4.13 1.63 0.08 58.74 Average: 2 26.22 0.00 1.95 0.88 0.08 70.87 Average: 3 29.48 0.00 3.23 0.78 0.08 66.43