---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6239 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: 2799.934 BogoMIPS: 5599.86 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 599 12565 0 2874 15111 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:9d:a0:70 brd ff:ff:ff:ff:ff:ff inet 10.30.106.112/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe9d:a070/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6239) 06/03/26 _x86_64_ (4 CPU) 03:05:03 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 139.41 15.45 123.96 410.60 16541.78 03:08:01 35.78 3.10 32.68 339.28 5327.65 03:09:01 32.34 3.27 29.08 100.12 2759.27 Average: 69.18 7.27 61.91 283.33 8209.57 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13323740 15201252 3101228 18.88 81672 1981200 1340464 7.67 1045824 1809936 20208 03:08:01 12354804 14378036 4070164 24.78 86824 2116796 2018848 11.55 1891016 1922172 7036 03:09:01 12841108 15440580 3583860 21.82 91112 2679860 881572 5.05 1043944 2267580 530724 Average: 12839884 15006623 3585084 21.83 86536 2259285 1413628 8.09 1326928 1999896 185989 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 03:07:01 ens3 267.34 232.86 1633.59 62.62 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 547.74 375.57 1898.47 198.74 0.00 0.00 0.00 0.00 03:09:01 lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 03:09:01 ens3 641.88 326.53 810.53 114.45 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 485.65 311.65 1447.53 125.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6239) 06/03/26 _x86_64_ (4 CPU) 03:05:03 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 20.88 0.00 1.86 0.67 0.07 76.52 03:07:01 0 17.35 0.00 1.51 0.82 0.08 80.23 03:07:01 1 13.33 0.00 1.64 1.23 0.05 83.75 03:07:01 2 19.68 0.00 1.15 0.03 0.08 79.05 03:07:01 3 33.13 0.00 3.12 0.60 0.08 63.06 03:08:01 all 36.57 0.00 6.38 0.08 0.07 56.91 03:08:01 0 19.87 0.00 6.18 0.12 0.07 73.76 03:08:01 1 20.73 0.00 1.45 0.03 0.05 77.74 03:08:01 2 69.37 0.00 10.01 0.08 0.07 20.48 03:08:01 3 36.35 0.00 7.96 0.08 0.07 55.54 03:09:01 all 39.18 0.00 1.92 0.11 0.07 58.73 03:09:01 0 27.04 0.00 1.97 0.27 0.07 70.66 03:09:01 1 37.83 0.00 1.52 0.05 0.07 60.54 03:09:01 2 52.63 0.00 2.02 0.10 0.07 45.19 03:09:01 3 39.29 0.00 2.12 0.02 0.07 58.50 Average: all 32.23 0.00 3.39 0.28 0.07 64.04 Average: 0 21.44 0.00 3.22 0.40 0.07 74.87 Average: 1 23.98 0.00 1.54 0.43 0.06 74.00 Average: 2 47.23 0.00 4.39 0.07 0.07 48.24 Average: 3 36.26 0.00 4.40 0.23 0.07 59.04