---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1919 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 458 5225 0 2291 7234 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:ce:1d:1e brd ff:ff:ff:ff:ff:ff inet 10.32.7.64/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85954sec preferred_lft 85954sec inet6 fe80::f816:3eff:fece:1d1e/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-1919) 08/02/25 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 104.85 39.71 65.14 1950.47 6107.40 05:17:01 78.26 29.62 48.64 1637.18 8752.02 05:18:01 33.04 0.15 32.89 2.27 5642.13 05:19:01 7.87 0.00 7.87 0.00 346.08 05:20:01 34.34 10.46 23.88 721.89 3056.45 05:21:01 35.86 3.88 31.98 114.11 3048.29 05:22:01 25.42 0.68 24.74 77.71 4811.60 Average: 45.66 12.07 33.59 643.41 4537.88 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 5965776 7399960 2201644 26.96 38452 1575056 715404 7.76 606612 1431360 76756 05:17:01 5625256 7322908 2542164 31.13 57176 1804580 843124 9.15 696064 1651360 111532 05:18:01 5513720 7263928 2653700 32.49 59280 1853432 800264 8.68 758032 1698312 1956 05:19:01 5466544 7223208 2700876 33.07 60880 1857360 843376 9.15 800224 1701052 2412 05:20:01 4486540 6350868 3680880 45.07 62912 1959652 1661708 18.03 1702996 1765264 668 05:21:01 5311896 7361800 2855524 34.96 67588 2136280 729984 7.92 772584 1867060 115748 05:22:01 5318812 7374408 2848608 34.88 69788 2139400 723784 7.85 766680 1865484 11064 Average: 5384078 7185297 2783342 34.08 59439 1903680 902521 9.79 871885 1711413 45734 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:16:01 ens3 379.95 204.42 1419.46 64.43 0.00 0.00 0.00 0.00 05:17:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 05:17:01 ens3 59.99 39.61 423.37 9.55 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:18:01 ens3 94.87 116.21 807.63 22.81 0.00 0.00 0.00 0.00 05:19:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 05:19:01 ens3 79.15 115.70 66.17 17.89 0.00 0.00 0.00 0.00 05:20:01 lo 65.18 65.18 24.37 24.37 0.00 0.00 0.00 0.00 05:20:01 ens3 177.22 185.07 1308.50 28.35 0.00 0.00 0.00 0.00 05:21:01 lo 54.36 54.36 11.89 11.89 0.00 0.00 0.00 0.00 05:21:01 ens3 222.45 255.67 1122.43 52.71 0.00 0.00 0.00 0.00 05:22:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:22:01 ens3 12.01 12.55 10.44 5.99 0.00 0.00 0.00 0.00 Average: lo 17.60 17.60 5.23 5.23 0.00 0.00 0.00 0.00 Average: ens3 146.51 132.74 736.84 28.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1919) 08/02/25 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 22.92 0.00 1.66 3.99 2.07 69.36 05:16:01 0 12.48 0.00 1.70 4.84 1.90 79.07 05:16:01 1 22.13 0.00 1.35 1.28 1.73 73.51 05:16:01 2 31.24 0.00 1.65 1.71 2.00 63.40 05:16:01 3 25.89 0.00 1.91 8.13 2.64 61.43 05:17:01 all 21.98 0.00 1.42 2.67 1.76 72.18 05:17:01 0 10.96 0.00 1.12 6.66 1.42 79.85 05:17:01 1 34.29 0.00 2.11 2.38 2.13 59.10 05:17:01 2 35.50 0.00 1.94 0.55 2.04 59.97 05:17:01 3 7.12 0.00 0.51 1.10 1.44 89.83 05:18:01 all 11.14 0.00 0.67 0.48 1.72 85.99 05:18:01 0 10.83 0.00 1.23 1.03 1.73 85.18 05:18:01 1 11.88 0.00 0.61 0.52 1.23 85.76 05:18:01 2 9.84 0.00 0.28 0.00 1.34 88.53 05:18:01 3 11.99 0.00 0.54 0.38 2.57 84.52 05:19:01 all 5.16 0.00 0.46 0.05 1.40 92.93 05:19:01 0 8.62 0.00 0.93 0.15 1.72 88.59 05:19:01 1 3.97 0.00 0.36 0.05 1.08 94.54 05:19:01 2 4.05 0.00 0.33 0.00 0.86 94.76 05:19:01 3 3.99 0.00 0.25 0.00 1.91 93.84 05:20:01 all 46.53 0.00 1.87 0.75 5.97 44.89 05:20:01 0 40.65 0.00 1.98 1.45 5.82 50.10 05:20:01 1 51.95 0.00 1.57 0.29 5.83 40.35 05:20:01 2 48.99 0.00 2.07 0.83 6.08 42.02 05:20:01 3 44.57 0.00 1.81 0.39 6.15 47.07 05:21:01 all 25.44 0.00 1.54 0.57 3.31 69.14 05:21:01 0 28.34 0.00 1.54 2.07 3.38 64.67 05:21:01 1 26.48 0.00 1.32 0.12 3.13 68.96 05:21:01 2 25.99 0.00 1.50 0.13 3.37 69.01 05:21:01 3 20.92 0.00 1.80 0.00 3.38 73.89 05:22:01 all 20.09 0.00 0.97 1.24 1.75 75.94 05:22:01 0 9.10 0.00 1.03 4.19 2.76 82.92 05:22:01 1 42.25 0.00 1.15 0.42 1.86 54.33 05:22:01 2 8.21 0.00 0.83 0.10 1.06 89.81 05:22:01 3 21.07 0.00 0.86 0.22 1.33 76.53 Average: all 21.94 0.00 1.23 1.39 2.58 72.86 Average: 0 17.33 0.00 1.36 2.91 2.68 75.71 Average: 1 27.60 0.00 1.21 0.72 2.43 68.03 Average: 2 23.46 0.00 1.23 0.47 2.40 72.43 Average: 3 19.40 0.00 1.10 1.45 2.78 75.26