---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5008 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: 2799.996 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 672K 1.6G 1% /run /dev/vda1 78G 9.4G 69G 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 571 12080 0 3387 15138 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:cf:79:d3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:fecf:79d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5008) 11/27/23 _x86_64_ (4 CPU) 04:31:29 LINUX RESTART (4 CPU) 04:32:00 tps rtps wtps bread/s bwrtn/s 04:33:01 107.08 13.51 93.57 973.35 22513.29 04:34:01 538.36 10.41 527.95 222.23 43122.15 04:35:01 183.52 0.00 183.52 0.00 28540.84 04:36:01 18.28 0.02 18.26 4.27 12862.92 04:37:01 48.72 27.64 21.08 1884.04 17287.30 Average: 178.95 10.33 168.62 618.00 24857.24 04:32:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13841960 15549068 2583000 15.73 68036 1834560 818516 4.68 710136 1650864 178416 04:34:01 11815288 14667788 4609672 28.07 131264 2804536 1904492 10.90 1660904 2571948 476520 04:35:01 12021416 14880204 4403544 26.81 131392 2810896 1604652 9.18 1464720 2568052 44 04:36:01 11086544 13955412 5338416 32.50 131480 2820252 2580772 14.77 2377412 2575604 8092 04:37:01 12396644 15520844 4028316 24.53 146660 3052392 770048 4.41 927792 2728376 66552 Average: 12232370 14914663 4192590 25.53 121766 2664527 1535696 8.79 1428193 2418969 145925 04:32:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 ens3 62.19 37.83 1081.96 7.17 0.00 0.00 0.00 0.00 04:33:01 lo 1.11 1.11 0.12 0.12 0.00 0.00 0.00 0.00 04:34:01 ens3 545.71 335.09 3972.03 61.98 0.00 0.00 0.00 0.00 04:34:01 lo 4.00 4.00 0.74 0.74 0.00 0.00 0.00 0.00 04:35:01 ens3 14.43 7.75 4.51 4.07 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 ens3 1.37 0.63 0.27 0.32 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:37:01 ens3 364.25 252.35 2548.81 55.06 0.00 0.00 0.00 0.00 04:37:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 197.14 126.44 1520.09 25.66 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5008) 11/27/23 _x86_64_ (4 CPU) 04:31:29 LINUX RESTART (4 CPU) 04:32:00 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 21.16 0.00 1.44 3.87 0.06 73.48 04:33:01 0 37.79 0.00 2.07 4.68 0.08 55.38 04:33:01 1 20.01 0.00 1.28 0.15 0.03 78.53 04:33:01 2 6.57 0.00 0.61 6.49 0.03 86.30 04:33:01 3 20.29 0.00 1.79 4.17 0.08 73.67 04:34:01 all 30.11 0.00 4.79 5.85 0.14 59.11 04:34:01 0 30.70 0.00 4.92 13.96 0.13 50.29 04:34:01 1 22.45 0.00 4.46 2.57 0.13 70.39 04:34:01 2 38.93 0.00 4.29 4.30 0.13 52.34 04:34:01 3 28.37 0.00 5.49 2.52 0.14 63.49 04:35:01 all 26.68 0.00 1.05 4.81 0.08 67.37 04:35:01 0 18.13 0.00 1.17 9.27 0.07 71.37 04:35:01 1 20.58 0.00 0.67 0.10 0.08 78.57 04:35:01 2 32.84 0.00 1.22 2.21 0.10 63.63 04:35:01 3 35.16 0.00 1.19 7.70 0.10 55.85 04:36:01 all 32.18 0.00 0.97 1.13 0.12 65.60 04:36:01 0 22.07 0.00 0.79 0.00 0.12 77.03 04:36:01 1 39.24 0.00 0.89 0.00 0.10 59.77 04:36:01 2 33.09 0.00 1.02 4.50 0.12 61.27 04:36:01 3 34.35 0.00 1.15 0.00 0.13 64.36 04:37:01 all 23.28 0.00 1.69 3.34 0.08 71.61 04:37:01 0 15.53 0.00 1.52 1.98 0.07 80.90 04:37:01 1 29.51 0.00 2.66 2.04 0.08 65.70 04:37:01 2 27.60 0.00 1.77 8.13 0.10 62.40 04:37:01 3 20.54 0.00 0.80 1.17 0.08 77.41 Average: all 26.66 0.00 1.98 3.80 0.10 67.47 Average: 0 24.88 0.00 2.09 5.97 0.09 66.97 Average: 1 26.33 0.00 1.99 0.97 0.09 70.63 Average: 2 27.72 0.00 1.77 5.13 0.10 65.28 Average: 3 27.71 0.00 2.07 3.12 0.11 66.99