---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-756 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 432 1163 0 2348 3244 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d9:c9:31 brd ff:ff:ff:ff:ff:ff inet 10.32.6.109/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fed9:c931/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-756) 11/25/23 _x86_64_ (4 CPU) 10:03:56 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 156.14 87.05 69.09 5393.50 42313.76 10:06:01 89.83 29.57 60.26 1651.52 12148.99 10:07:01 17.93 0.00 17.93 0.00 1833.29 10:08:01 20.95 0.67 20.28 15.60 2998.57 10:09:01 24.90 10.31 14.58 719.61 816.13 10:10:01 46.91 4.50 42.41 190.90 6781.27 Average: 59.36 22.00 37.36 1327.62 11145.88 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 1815764 3378440 2222888 55.04 48780 1668836 579092 11.38 543072 1505168 141724 10:06:01 1426124 3231232 2612528 64.69 59156 1892256 714260 14.04 708260 1712372 40424 10:07:01 1412724 3223920 2625928 65.02 60100 1896652 723648 14.22 717404 1715680 1320 10:08:01 1246708 3144556 2791944 69.13 62140 1978808 798432 15.69 797272 1794436 4544 10:09:01 170884 2108508 3867768 95.77 63580 2014512 1777808 34.95 1865852 1790684 224 10:10:01 1158676 3305476 2879976 71.31 70536 2212144 625464 12.29 756744 1907068 54928 Average: 1205147 3065355 2833505 70.16 60715 1943868 869784 17.10 898101 1737568 40527 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 10:05:02 ens3 366.91 242.06 1495.92 68.83 0.00 0.00 0.00 0.00 10:06:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 10:06:01 ens3 133.13 119.89 1100.46 19.79 0.00 0.00 0.00 0.00 10:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:07:01 ens3 56.47 81.20 71.20 13.03 0.00 0.00 0.00 0.00 10:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:08:01 ens3 195.65 243.23 1370.01 33.28 0.00 0.00 0.00 0.00 10:09:01 lo 1118.05 1118.05 375.80 375.80 0.00 0.00 0.00 0.00 10:09:01 ens3 92.70 97.90 200.21 23.10 0.00 0.00 0.00 0.00 10:10:01 lo 21.30 21.30 5.18 5.18 0.00 0.00 0.00 0.00 10:10:01 ens3 224.93 207.80 774.77 46.08 0.00 0.00 0.00 0.00 Average: lo 191.02 191.02 63.73 63.73 0.00 0.00 0.00 0.00 Average: ens3 178.42 165.47 834.69 34.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-756) 11/25/23 _x86_64_ (4 CPU) 10:03:56 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 21.00 0.00 2.39 5.09 0.07 71.46 10:05:02 0 9.29 0.00 2.58 5.89 0.05 82.19 10:05:02 1 17.29 0.00 1.74 2.74 0.05 78.18 10:05:02 2 24.26 0.00 2.41 9.43 0.07 63.83 10:05:02 3 33.05 0.00 2.85 2.29 0.08 61.73 10:06:01 all 18.76 0.00 1.12 1.87 0.05 78.20 10:06:01 0 16.95 0.00 1.19 2.49 0.05 79.32 10:06:01 1 31.45 0.00 1.58 0.61 0.07 66.29 10:06:01 2 10.52 0.00 1.02 4.26 0.05 84.15 10:06:01 3 16.10 0.00 0.70 0.10 0.03 83.06 10:07:01 all 4.75 0.00 0.22 0.16 0.03 94.85 10:07:01 0 2.01 0.00 0.20 0.32 0.02 97.46 10:07:01 1 6.01 0.00 0.13 0.00 0.03 93.83 10:07:01 2 5.99 0.00 0.35 0.32 0.03 93.31 10:07:01 3 4.98 0.00 0.15 0.00 0.03 94.84 10:08:01 all 6.39 0.00 0.49 0.18 0.03 92.91 10:08:01 0 3.92 0.00 0.17 0.05 0.02 95.84 10:08:01 1 9.65 0.00 0.85 0.25 0.03 89.22 10:08:01 2 6.33 0.00 0.32 0.43 0.03 92.89 10:08:01 3 5.64 0.00 0.62 0.00 0.05 93.69 10:09:01 all 61.46 0.00 4.15 0.35 0.11 33.92 10:09:01 0 58.60 0.00 4.54 0.51 0.12 36.24 10:09:01 1 61.62 0.00 3.78 0.54 0.10 33.96 10:09:01 2 64.78 0.00 3.97 0.20 0.12 30.92 10:09:01 3 60.81 0.00 4.31 0.17 0.12 34.60 10:10:01 all 22.17 0.00 1.15 1.07 0.05 75.56 10:10:01 0 12.69 0.00 0.70 0.57 0.03 86.01 10:10:01 1 13.55 0.00 1.17 0.92 0.05 84.31 10:10:01 2 35.36 0.00 1.10 2.29 0.07 61.18 10:10:01 3 27.03 0.00 1.65 0.50 0.05 70.77 Average: all 22.38 0.00 1.58 1.45 0.06 74.53 Average: 0 17.17 0.00 1.56 1.63 0.05 79.59 Average: 1 23.20 0.00 1.54 0.84 0.06 74.36 Average: 2 24.55 0.00 1.53 2.82 0.06 71.05 Average: 3 24.58 0.00 1.71 0.51 0.06 73.13