---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2050 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 8.9G 69G 12% / 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 537 12697 0 2805 15173 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:6c:06:f9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86053sec preferred_lft 86053sec inet6 fe80::f816:3eff:fe6c:6f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2050) 11/20/23 _x86_64_ (4 CPU) 13:08:29 LINUX RESTART (4 CPU) 13:09:02 tps rtps wtps bread/s bwrtn/s 13:10:01 97.24 13.61 83.63 991.70 26795.19 13:11:01 264.76 15.67 249.09 702.61 38284.10 13:12:01 109.96 10.55 99.42 438.25 27106.03 13:13:01 48.09 1.05 47.04 56.12 4638.16 13:14:01 45.39 0.97 44.43 60.79 5629.46 Average: 113.16 8.35 104.81 448.12 20472.11 13:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 13866528 15569088 2558440 15.58 67664 1831552 792136 4.53 691548 1646696 260684 13:11:01 13039676 14955240 3385292 20.61 83736 2016448 1309752 7.50 1328240 1811312 26844 13:12:01 11874096 14229992 4550872 27.71 96096 2429348 1938552 11.09 2137464 2135544 45484 13:13:01 9881016 12345084 6543952 39.84 99576 2527352 3695964 21.15 4091864 2162980 31796 13:14:01 12987084 15522600 3437884 20.93 105716 2589948 817664 4.68 953092 2199228 32744 Average: 12329680 14524401 4095288 24.93 90558 2278930 1710814 9.79 1840442 1991152 79510 13:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 ens3 66.43 41.50 1079.71 6.98 0.00 0.00 0.00 0.00 13:10:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 13:11:01 ens3 310.02 283.71 2589.21 73.58 0.00 0.00 0.00 0.00 13:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:12:01 ens3 386.40 307.53 4381.00 53.30 0.00 0.00 0.00 0.00 13:12:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:13:01 ens3 568.77 482.49 820.41 225.13 0.00 0.00 0.00 0.00 13:13:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:14:01 ens3 265.61 242.76 343.58 649.96 0.00 0.00 0.00 0.00 13:14:01 lo 34.99 34.99 3.15 3.15 0.00 0.00 0.00 0.00 Average: ens3 320.29 272.37 1845.52 202.42 0.00 0.00 0.00 0.00 Average: lo 7.45 7.45 0.67 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2050) 11/20/23 _x86_64_ (4 CPU) 13:08:29 LINUX RESTART (4 CPU) 13:09:02 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 18.62 0.00 1.31 9.05 0.06 70.97 13:10:01 0 6.61 0.00 0.57 9.26 0.03 83.52 13:10:01 1 13.63 0.00 1.53 22.04 0.07 62.72 13:10:01 2 29.84 0.00 1.62 1.85 0.05 66.63 13:10:01 3 24.41 0.00 1.52 3.10 0.05 70.92 13:11:01 all 29.76 0.00 1.72 4.06 0.08 64.37 13:11:01 0 25.68 0.00 2.02 4.47 0.07 67.76 13:11:01 1 25.44 0.00 1.59 8.36 0.10 64.51 13:11:01 2 35.35 0.00 2.40 3.25 0.08 58.91 13:11:01 3 32.53 0.00 0.90 0.20 0.07 66.31 13:12:01 all 66.03 0.00 2.15 1.10 0.11 30.61 13:12:01 0 69.46 0.00 1.86 1.06 0.12 27.51 13:12:01 1 60.84 0.00 2.47 1.92 0.12 34.65 13:12:01 2 74.84 0.00 2.24 0.59 0.12 22.21 13:12:01 3 58.93 0.00 2.05 0.84 0.10 38.07 13:13:01 all 61.76 0.00 2.26 0.13 0.09 35.76 13:13:01 0 64.57 0.00 2.41 0.05 0.08 32.89 13:13:01 1 60.10 0.00 2.64 0.17 0.08 37.01 13:13:01 2 69.39 0.00 2.41 0.17 0.08 27.95 13:13:01 3 52.99 0.00 1.56 0.10 0.08 45.26 13:14:01 all 21.88 0.00 1.65 0.77 0.05 75.65 13:14:01 0 35.51 0.00 1.79 0.58 0.07 62.05 13:14:01 1 13.71 0.00 2.27 2.19 0.05 81.78 13:14:01 2 9.96 0.00 0.92 0.08 0.02 89.02 13:14:01 3 28.34 0.00 1.64 0.23 0.07 69.72 Average: all 39.74 0.00 1.82 2.98 0.08 55.39 Average: 0 40.64 0.00 1.74 3.03 0.07 54.52 Average: 1 34.85 0.00 2.10 6.82 0.08 56.13 Average: 2 44.00 0.00 1.92 1.18 0.07 52.83 Average: 3 39.46 0.00 1.53 0.89 0.07 58.04