---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5032 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 9.7G 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 1283 11173 0 3583 14426 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:53:b4:32 brd ff:ff:ff:ff:ff:ff inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85897sec preferred_lft 85897sec inet6 fe80::f816:3eff:fe53:b432/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5032) 07/04/26 _x86_64_ (4 CPU) 05:39:22 LINUX RESTART (4 CPU) 05:40:02 tps rtps wtps bread/s bwrtn/s 05:41:01 168.72 29.52 139.20 1709.27 51358.48 05:42:01 61.67 0.83 60.84 42.93 11553.14 05:43:01 1.77 0.00 1.77 0.00 44.53 05:44:01 1.68 0.00 1.68 0.00 24.00 05:45:01 1.52 0.00 1.52 0.00 18.13 05:46:01 23.18 8.93 14.25 701.62 1315.65 05:47:01 40.66 5.13 35.53 136.11 23420.23 Average: 42.44 6.29 36.15 366.79 12440.80 05:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 12669972 15341444 3754996 22.86 72632 2777264 968848 5.54 900908 2595432 212204 05:42:01 12415248 15213000 4009720 24.41 75880 2896692 1062552 6.08 1064468 2677952 1020 05:43:01 12414492 15212228 4010476 24.42 75956 2896696 1062552 6.08 1065012 2677956 168 05:44:01 12423028 15220840 4001940 24.36 76016 2896728 1078696 6.17 1056764 2677976 216 05:45:01 12423124 15221040 4001844 24.36 76104 2896728 1078696 6.17 1056960 2677976 40 05:46:01 10918764 13779960 5506204 33.52 78360 2955368 2485900 14.23 2544820 2686440 6296 05:47:01 11512096 14827656 4912872 29.91 79672 3396496 1411996 8.08 1812176 2815324 328 Average: 12110961 14973738 4314007 26.26 76374 2959425 1307034 7.48 1357301 2687008 31467 05:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 ens3 684.66 409.34 15706.44 48.14 0.00 0.00 0.00 0.00 05:41:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 05:42:01 ens3 169.44 118.10 1900.00 15.51 0.00 0.00 0.00 0.00 05:42:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 05:43:01 ens3 0.68 0.65 0.33 1.32 0.00 0.00 0.00 0.00 05:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:44:01 ens3 1.77 1.60 0.62 0.52 0.00 0.00 0.00 0.00 05:44:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 05:45:01 ens3 0.32 0.25 0.14 0.29 0.00 0.00 0.00 0.00 05:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 ens3 2035.76 1287.70 935.80 503.54 0.00 0.00 0.00 0.00 05:46:01 lo 0.30 0.30 0.02 0.02 0.00 0.00 0.00 0.00 05:47:01 ens3 778.09 517.08 859.00 317.43 0.00 0.00 0.00 0.00 05:47:01 lo 4.78 4.78 0.67 0.67 0.00 0.00 0.00 0.00 Average: ens3 524.01 333.35 2740.90 126.87 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5032) 07/04/26 _x86_64_ (4 CPU) 05:39:22 LINUX RESTART (4 CPU) 05:40:02 CPU %user %nice %system %iowait %steal %idle 05:41:01 all 21.59 0.00 1.90 1.94 0.06 74.50 05:41:01 0 10.34 0.00 1.23 0.64 0.07 87.72 05:41:01 1 39.60 0.00 2.79 5.12 0.08 52.41 05:41:01 2 26.00 0.00 3.03 1.72 0.07 69.19 05:41:01 3 10.49 0.00 0.58 0.31 0.05 88.58 05:42:01 all 3.92 0.00 0.43 0.28 0.03 95.33 05:42:01 0 2.64 0.00 0.55 0.89 0.02 95.91 05:42:01 1 4.17 0.00 0.55 0.17 0.03 95.08 05:42:01 2 4.74 0.00 0.33 0.00 0.02 94.91 05:42:01 3 4.12 0.00 0.30 0.08 0.02 95.48 05:43:01 all 0.07 0.00 0.01 0.01 0.01 99.89 05:43:01 0 0.02 0.00 0.02 0.02 0.02 99.93 05:43:01 1 0.10 0.00 0.03 0.03 0.03 99.80 05:43:01 2 0.08 0.00 0.02 0.00 0.02 99.88 05:43:01 3 0.08 0.00 0.02 0.00 0.02 99.88 05:44:01 all 0.10 0.00 0.01 0.01 0.02 99.86 05:44:01 0 0.07 0.00 0.00 0.00 0.00 99.93 05:44:01 1 0.10 0.00 0.00 0.03 0.02 99.85 05:44:01 2 0.07 0.00 0.02 0.00 0.03 99.88 05:44:01 3 0.20 0.00 0.02 0.00 0.02 99.77 05:45:01 all 0.01 0.00 0.03 0.01 0.02 99.93 05:45:01 0 0.02 0.00 0.03 0.02 0.00 99.93 05:45:01 1 0.02 0.00 0.02 0.02 0.02 99.93 05:45:01 2 0.02 0.00 0.03 0.00 0.02 99.93 05:45:01 3 0.00 0.00 0.00 0.00 0.00 100.00 05:46:01 all 30.69 0.00 5.50 0.10 0.06 63.65 05:46:01 0 34.61 0.00 8.42 0.18 0.05 56.74 05:46:01 1 19.36 0.00 2.01 0.08 0.07 78.48 05:46:01 2 35.31 0.00 5.17 0.10 0.07 59.35 05:46:01 3 33.47 0.00 6.37 0.07 0.07 60.03 05:47:01 all 41.39 0.00 1.66 0.26 0.08 56.61 05:47:01 0 33.26 0.00 1.27 0.00 0.08 65.39 05:47:01 1 38.62 0.00 1.65 0.90 0.07 58.76 05:47:01 2 49.99 0.00 2.19 0.12 0.08 47.62 05:47:01 3 43.69 0.00 1.57 0.02 0.08 54.64 Average: all 13.94 0.00 1.36 0.37 0.04 84.29 Average: 0 11.56 0.00 1.65 0.25 0.03 86.51 Average: 1 14.52 0.00 1.00 0.90 0.05 83.53 Average: 2 16.55 0.00 1.54 0.27 0.04 81.60 Average: 3 13.14 0.00 1.26 0.07 0.04 85.49