---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7858 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 460 5133 0 2382 7232 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e0:b9:1f brd ff:ff:ff:ff:ff:ff inet 10.32.6.59/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fee0:b91f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7858) 08/08/26 _x86_64_ (4 CPU) 16:58:57 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:01 164.70 84.61 80.09 4934.89 39989.49 17:01:01 57.55 0.18 57.36 21.99 9549.22 17:02:01 89.15 38.83 50.32 2234.69 14847.66 17:03:01 25.94 0.60 25.34 67.71 5583.34 Average: 84.33 31.05 53.28 1814.80 17492.54 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 6059012 7445264 2108400 25.81 35528 1531616 678668 7.36 553564 1394396 69388 17:01:01 5705640 7395312 2461772 30.14 54976 1800032 716248 7.77 619888 1650168 163920 17:02:01 5275548 7410620 2891864 35.41 64400 2224740 678400 7.36 700888 1977296 131656 17:03:01 5256012 7403096 2911400 35.65 66712 2234000 675596 7.33 722440 1974244 9616 Average: 5574053 7413573 2593359 31.75 55404 1947597 687228 7.46 649195 1749026 93645 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 17:00:01 ens3 415.68 228.76 1241.40 66.04 0.00 0.00 0.00 0.00 17:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 17:01:01 ens3 32.86 27.89 683.46 4.18 0.00 0.00 0.00 0.00 17:02:01 lo 1.77 1.77 0.18 0.18 0.00 0.00 0.00 0.00 17:02:01 ens3 209.05 184.20 3798.78 32.18 0.00 0.00 0.00 0.00 17:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:03:01 ens3 13.51 13.81 9.59 6.34 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 167.77 113.66 1433.21 27.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7858) 08/08/26 _x86_64_ (4 CPU) 16:58:57 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 21.30 0.00 2.69 5.19 1.88 68.94 17:00:01 0 19.69 0.00 3.84 4.46 1.63 70.39 17:00:01 1 17.97 0.00 2.12 10.95 2.12 66.85 17:00:01 2 29.71 0.00 2.57 2.35 2.02 63.34 17:00:01 3 17.82 0.00 2.30 2.96 1.73 75.20 17:01:01 all 19.97 0.00 1.24 1.72 1.14 75.92 17:01:01 0 66.87 0.00 3.58 1.65 2.50 25.40 17:01:01 1 2.90 0.00 0.67 5.19 0.37 90.88 17:01:01 2 0.78 0.00 0.13 0.00 0.40 98.69 17:01:01 3 9.49 0.00 0.61 0.08 1.29 88.52 17:02:01 all 37.41 0.00 2.13 1.89 3.42 55.15 17:02:01 0 36.29 0.00 2.33 1.67 3.48 56.23 17:02:01 1 40.45 0.00 2.89 3.04 3.47 50.14 17:02:01 2 42.24 0.00 1.22 2.15 3.34 51.03 17:02:01 3 30.66 0.00 2.05 0.68 3.42 63.21 17:03:01 all 20.73 0.00 0.95 0.85 1.16 76.31 17:03:01 0 20.63 0.00 1.02 0.70 0.83 76.82 17:03:01 1 19.12 0.00 0.98 0.10 1.60 78.20 17:03:01 2 42.06 0.00 1.26 0.28 1.70 54.70 17:03:01 3 1.18 0.00 0.55 2.32 0.48 95.47 Average: all 24.87 0.00 1.76 2.41 1.90 69.06 Average: 0 35.86 0.00 2.69 2.12 2.11 57.22 Average: 1 20.14 0.00 1.66 4.82 1.89 71.49 Average: 2 28.72 0.00 1.30 1.20 1.87 66.92 Average: 3 14.80 0.00 1.38 1.51 1.73 80.59