---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2887 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: 2799.998 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 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 469 5183 0 2322 7222 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:62:91:87 brd ff:ff:ff:ff:ff:ff inet 10.32.6.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fe62:9187/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2887) 01/10/26 _x86_64_ (4 CPU) 05:56:54 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 140.64 54.56 86.09 3580.20 40591.78 05:59:01 86.61 30.64 55.97 1693.14 10140.25 06:00:01 37.15 10.09 27.05 709.25 6600.97 06:01:01 18.81 4.85 13.96 134.78 3440.63 06:02:01 28.05 0.68 27.37 77.73 7125.73 Average: 62.17 20.13 42.04 1237.50 13591.12 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5925812 7366824 2241608 27.45 38324 1581572 730652 7.93 636240 1438264 98732 05:59:01 5657572 7361624 2509848 30.73 57176 1810616 752980 8.17 654708 1657048 104856 06:00:01 4644632 6538232 3522788 43.13 62688 1988156 1499028 16.27 1512776 1794560 82848 06:01:01 5309024 7387824 2858396 35.00 67280 2163800 688408 7.47 742692 1894296 181788 06:02:01 5315936 7400748 2851484 34.91 69524 2167568 692688 7.52 736548 1893128 9048 Average: 5370595 7211050 2796825 34.24 58998 1942342 872751 9.47 856593 1735459 95454 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 456.82 248.93 1450.17 66.98 0.00 0.00 0.00 0.00 05:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 64.16 37.84 433.70 10.99 0.00 0.00 0.00 0.00 05:59:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 06:00:01 ens3 191.99 186.86 2461.90 24.92 0.00 0.00 0.00 0.00 06:00:01 lo 2.68 2.68 0.85 0.85 0.00 0.00 0.00 0.00 06:01:01 ens3 119.91 116.40 1060.22 19.22 0.00 0.00 0.00 0.00 06:01:01 lo 120.65 120.65 35.72 35.72 0.00 0.00 0.00 0.00 06:02:01 ens3 11.75 12.85 9.09 5.88 0.00 0.00 0.00 0.00 06:02:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 169.28 120.86 1085.31 25.65 0.00 0.00 0.00 0.00 Average: lo 25.34 25.34 7.39 7.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2887) 01/10/26 _x86_64_ (4 CPU) 05:56:54 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 22.57 0.00 2.54 4.43 1.00 69.46 05:58:02 0 11.68 0.00 1.05 1.76 0.68 84.83 05:58:02 1 11.65 0.00 1.64 5.05 0.90 80.76 05:58:02 2 38.62 0.00 5.76 9.89 1.49 44.24 05:58:02 3 28.35 0.00 1.70 1.05 0.93 67.97 05:59:01 all 23.16 0.00 1.65 1.82 0.93 72.44 05:59:01 0 18.09 0.00 1.32 1.30 1.10 78.18 05:59:01 1 20.56 0.00 2.02 4.89 0.80 71.73 05:59:01 2 28.22 0.00 2.03 0.19 1.06 68.51 05:59:01 3 25.78 0.00 1.29 0.86 0.80 71.27 06:00:01 all 39.77 0.00 1.34 0.66 2.19 56.04 06:00:01 0 36.77 0.00 1.36 0.61 2.14 59.11 06:00:01 1 33.84 0.00 1.30 0.33 1.91 62.62 06:00:01 2 43.35 0.00 1.50 0.37 2.34 52.44 06:00:01 3 45.16 0.00 1.20 1.33 2.38 49.94 06:01:01 all 33.02 0.00 1.62 0.35 1.81 63.20 06:01:01 0 28.70 0.00 0.95 0.05 1.67 68.63 06:01:01 1 29.67 0.00 2.66 0.43 1.86 65.37 06:01:01 2 43.53 0.00 1.62 0.48 1.97 52.41 06:01:01 3 30.15 0.00 1.27 0.47 1.72 66.39 06:02:01 all 21.47 0.00 0.96 0.63 0.62 76.32 06:02:01 0 31.16 0.00 1.48 0.38 0.80 66.17 06:02:01 1 30.67 0.00 0.88 0.12 0.73 67.60 06:02:01 2 22.04 0.00 1.00 0.15 0.67 76.13 06:02:01 3 1.98 0.00 0.43 1.88 0.25 95.45 Average: all 28.02 0.00 1.62 1.58 1.31 67.47 Average: 0 25.31 0.00 1.23 0.82 1.28 71.36 Average: 1 25.30 0.00 1.70 2.15 1.24 69.60 Average: 2 35.19 0.00 2.38 2.22 1.51 58.70 Average: 3 26.30 0.00 1.18 1.12 1.22 70.19