---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5484 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 858 12862 0 2318 14865 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:4a:7c:af brd ff:ff:ff:ff:ff:ff inet 10.30.107.158/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85927sec preferred_lft 85927sec inet6 fe80::f816:3eff:fe4a:7caf/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-5484) 12/16/23 _x86_64_ (4 CPU) 06:27:22 LINUX RESTART (4 CPU) 06:28:00 tps rtps wtps bread/s bwrtn/s 06:29:01 15.55 0.03 15.52 2.36 16905.93 06:30:01 12.10 0.00 12.10 0.00 16418.20 06:31:01 15.28 3.18 12.10 79.45 16825.46 06:32:01 6.37 2.05 4.32 102.25 4642.96 06:33:01 93.18 32.51 60.67 1666.52 6354.27 06:34:01 132.71 19.50 113.21 713.75 16032.13 06:35:01 27.41 0.95 26.46 88.12 7529.81 Average: 43.16 8.30 34.87 378.02 12112.78 06:28:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:29:01 14469016 15697432 1955952 11.91 32112 1415292 690856 3.95 480948 1300168 332 06:30:01 14465768 15694308 1959200 11.93 32200 1415296 690856 3.95 484440 1300148 172 06:31:01 14439392 15671040 1985576 12.09 32344 1417656 706824 4.05 508772 1301260 244 06:32:01 14397892 15638524 2027076 12.34 32460 1426336 706824 4.05 543580 1307684 32 06:33:01 13933564 15530908 2491404 15.17 63108 1734404 789476 4.52 706720 1569340 177888 06:34:01 13543084 15566992 2881884 17.55 76004 2132856 706040 4.04 794880 1842808 137724 06:35:01 13192340 15242720 3232628 19.68 80864 2154060 1006736 5.76 1172456 1812448 53628 Average: 14063008 15577418 2361960 14.38 49870 1670843 756802 4.33 670257 1490551 52860 06:28:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:29:01 ens3 0.38 0.46 0.15 0.28 0.00 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 ens3 0.57 0.37 0.22 0.64 0.00 0.00 0.00 0.00 06:30:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:31:01 ens3 12.93 8.97 9.26 10.63 0.00 0.00 0.00 0.00 06:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 ens3 97.85 50.62 125.98 12.34 0.00 0.00 0.00 0.00 06:32:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:33:01 ens3 92.70 61.91 1021.45 28.73 0.00 0.00 0.00 0.00 06:33:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 06:34:01 ens3 524.03 390.40 2983.35 127.95 0.00 0.00 0.00 0.00 06:34:01 lo 1.27 1.27 1.45 1.45 0.00 0.00 0.00 0.00 06:35:01 ens3 142.63 103.92 227.71 104.55 0.00 0.00 0.00 0.00 06:35:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 124.14 87.88 622.52 40.64 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.24 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5484) 12/16/23 _x86_64_ (4 CPU) 06:27:22 LINUX RESTART (4 CPU) 06:28:00 CPU %user %nice %system %iowait %steal %idle 06:29:01 all 0.15 0.00 0.02 1.97 0.01 97.85 06:29:01 0 0.03 0.00 0.00 0.00 0.02 99.95 06:29:01 1 0.21 0.00 0.05 7.83 0.03 91.88 06:29:01 2 0.13 0.00 0.00 0.00 0.00 99.87 06:29:01 3 0.21 0.00 0.03 0.02 0.02 99.72 06:30:01 all 0.14 0.00 0.01 2.33 0.01 97.51 06:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:30:01 1 0.37 0.00 0.03 9.30 0.03 90.26 06:30:01 2 0.17 0.00 0.02 0.00 0.00 99.82 06:30:01 3 0.00 0.00 0.00 0.00 0.02 99.98 06:31:01 all 1.03 0.00 0.11 1.96 0.02 96.89 06:31:01 0 0.58 0.00 0.08 0.02 0.00 99.32 06:31:01 1 0.70 0.00 0.13 7.69 0.03 91.44 06:31:01 2 0.92 0.00 0.10 0.15 0.02 98.82 06:31:01 3 1.88 0.00 0.13 0.00 0.02 97.97 06:32:01 all 1.51 0.00 0.08 0.50 0.01 97.91 06:32:01 0 2.32 0.00 0.05 0.00 0.02 97.61 06:32:01 1 0.60 0.00 0.12 1.93 0.00 97.35 06:32:01 2 2.12 0.00 0.05 0.00 0.03 97.80 06:32:01 3 1.00 0.00 0.08 0.05 0.00 98.87 06:33:01 all 21.39 0.00 1.47 2.28 0.06 74.79 06:33:01 0 9.73 0.00 0.99 0.57 0.10 88.61 06:33:01 1 14.12 0.00 1.15 6.07 0.05 78.60 06:33:01 2 43.18 0.00 2.66 2.17 0.07 51.93 06:33:01 3 18.52 0.00 1.10 0.32 0.03 80.03 06:34:01 all 42.80 0.00 2.09 2.57 0.09 52.44 06:34:01 0 40.83 0.00 2.13 0.74 0.07 56.24 06:34:01 1 51.24 0.00 1.73 4.82 0.10 42.11 06:34:01 2 45.69 0.00 2.58 3.39 0.08 48.26 06:34:01 3 33.51 0.00 1.92 1.35 0.12 63.10 06:35:01 all 24.09 0.00 1.05 0.74 0.05 74.08 06:35:01 0 16.46 0.00 0.75 0.18 0.05 82.56 06:35:01 1 25.46 0.00 0.80 0.12 0.05 73.56 06:35:01 2 27.46 0.00 1.40 2.32 0.03 68.78 06:35:01 3 26.97 0.00 1.26 0.32 0.05 71.40 Average: all 12.96 0.00 0.69 1.76 0.04 84.56 Average: 0 9.94 0.00 0.57 0.21 0.04 89.24 Average: 1 13.16 0.00 0.57 5.41 0.04 80.82 Average: 2 17.02 0.00 0.97 1.14 0.03 80.84 Average: 3 11.70 0.00 0.64 0.29 0.04 87.33