---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-147 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 828 12940 0 2271 14898 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:b3:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.147/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85930sec preferred_lft 85930sec inet6 fe80::f816:3eff:fe53:b3b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-147) 01/27/24 _x86_64_ (4 CPU) 06:27:24 LINUX RESTART (4 CPU) 06:28:00 tps rtps wtps bread/s bwrtn/s 06:29:01 28.45 0.03 28.42 2.36 36479.00 06:30:01 1.00 0.00 1.00 0.00 13.60 06:31:01 0.88 0.00 0.88 0.00 11.06 06:32:01 4.80 3.28 1.52 143.04 210.23 06:33:01 95.09 33.24 61.84 1696.78 6551.81 06:34:01 131.07 20.11 110.96 733.37 14750.49 06:35:01 29.55 0.85 28.70 87.05 7195.60 Average: 41.39 8.14 33.26 376.39 9387.40 06:28:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:29:01 14466908 15695288 1958060 11.92 32084 1415564 705084 4.04 484184 1299156 176 06:30:01 14469212 15697656 1955756 11.91 32132 1415568 705084 4.04 483416 1299144 72 06:31:01 14468652 15697148 1956316 11.91 32156 1415572 705084 4.04 483956 1299148 116 06:32:01 14424244 15663012 2000724 12.18 32260 1425648 705084 4.04 518760 1306552 24 06:33:01 13941600 15554996 2483368 15.12 63960 1749780 792772 4.54 684084 1583740 191660 06:34:01 13556684 15540720 2868284 17.46 75420 2095784 699224 4.00 826172 1801688 131408 06:35:01 13263116 15267992 3161852 19.25 80376 2111104 992104 5.68 1147964 1769644 49376 Average: 14084345 15588116 2340623 14.25 49770 1661289 757777 4.34 661219 1479867 53262 06:28:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:29:01 ens3 0.43 0.41 0.16 0.11 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 1.25 0.75 2.04 0.39 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 1.17 0.45 0.49 0.35 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 62.91 42.09 125.18 18.01 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 91.66 62.40 1131.64 13.66 0.00 0.00 0.00 0.00 06:33:01 lo 1.49 1.49 0.16 0.16 0.00 0.00 0.00 0.00 06:34:01 ens3 707.43 568.55 2927.07 200.61 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 45.91 32.31 71.72 73.83 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 129.92 100.87 605.76 43.83 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 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-147) 01/27/24 _x86_64_ (4 CPU) 06:27:24 LINUX RESTART (4 CPU) 06:28:00 CPU %user %nice %system %iowait %steal %idle 06:29:01 all 0.18 0.00 0.04 4.86 0.01 94.92 06:29:01 0 0.10 0.00 0.03 19.42 0.02 80.44 06:29:01 1 0.30 0.00 0.02 0.00 0.00 99.69 06:29:01 2 0.03 0.00 0.08 0.00 0.02 99.87 06:29:01 3 0.31 0.00 0.03 0.00 0.00 99.66 06:30:01 all 0.35 0.00 0.02 0.01 0.01 99.61 06:30:01 0 0.13 0.00 0.02 0.03 0.00 99.82 06:30:01 1 1.24 0.00 0.05 0.02 0.02 98.67 06:30:01 2 0.02 0.00 0.00 0.00 0.00 99.98 06:30:01 3 0.00 0.00 0.00 0.00 0.00 100.00 06:31:01 all 0.30 0.00 0.02 0.00 0.00 99.68 06:31:01 0 0.07 0.00 0.00 0.02 0.00 99.92 06:31:01 1 1.13 0.00 0.03 0.00 0.02 98.82 06:31:01 2 0.00 0.00 0.02 0.00 0.00 99.98 06:31:01 3 0.00 0.00 0.02 0.00 0.00 99.98 06:32:01 all 1.32 0.00 0.10 0.03 0.01 98.54 06:32:01 0 1.53 0.00 0.08 0.02 0.00 98.37 06:32:01 1 1.22 0.00 0.08 0.03 0.02 98.65 06:32:01 2 1.53 0.00 0.08 0.02 0.02 98.35 06:32:01 3 1.00 0.00 0.13 0.03 0.02 98.82 06:33:01 all 22.11 0.00 1.68 1.39 0.07 74.76 06:33:01 0 7.45 0.00 0.92 3.99 0.05 87.60 06:33:01 1 23.80 0.00 1.66 0.66 0.07 73.80 06:33:01 2 39.62 0.00 2.63 0.68 0.10 56.97 06:33:01 3 17.61 0.00 1.48 0.22 0.05 80.65 06:34:01 all 45.98 0.00 2.49 3.37 0.12 48.04 06:34:01 0 43.75 0.00 2.30 1.90 0.10 51.95 06:34:01 1 47.71 0.00 2.84 2.17 0.12 47.17 06:34:01 2 50.33 0.00 2.08 7.06 0.12 40.41 06:34:01 3 42.14 0.00 2.77 2.37 0.12 52.60 06:35:01 all 24.11 0.00 1.09 1.52 0.05 73.22 06:35:01 0 18.23 0.00 0.91 3.89 0.05 76.92 06:35:01 1 26.99 0.00 1.47 0.67 0.07 70.81 06:35:01 2 19.55 0.00 1.13 1.17 0.05 78.10 06:35:01 3 31.69 0.00 0.85 0.37 0.05 67.04 Average: all 13.40 0.00 0.77 1.60 0.04 84.19 Average: 0 10.13 0.00 0.60 4.21 0.03 85.02 Average: 1 14.52 0.00 0.87 0.50 0.04 84.06 Average: 2 15.73 0.00 0.85 1.27 0.04 82.11 Average: 3 13.20 0.00 0.75 0.43 0.03 85.59