---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8797 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: 2799.998 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 775 11741 0 3523 14934 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:3f:e3:d6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.4/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe3f:e3d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8797) 07/11/26 _x86_64_ (4 CPU) 06:33:12 LINUX RESTART (4 CPU) 06:34:01 tps rtps wtps bread/s bwrtn/s 06:35:01 160.02 28.58 131.44 1671.45 62477.85 06:36:01 121.66 14.66 107.00 911.83 36881.31 06:37:01 30.24 4.75 25.50 120.78 12590.30 06:38:01 32.46 1.92 30.54 146.51 7351.04 Average: 86.10 12.48 73.62 712.65 29825.42 06:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:35:01 12646100 15403212 3778868 23.01 71476 2863840 922188 5.28 831600 2687132 223028 06:36:01 11364776 14400520 5060192 30.81 79076 3126768 1830424 10.48 1896652 2882720 1908 06:37:01 12045072 15353404 4379896 26.67 81260 3388112 846008 4.84 1156256 2939408 176084 06:38:01 12051560 15321364 4373408 26.63 84284 3347924 898648 5.14 1175056 2914924 26528 Average: 12026877 15119625 4398091 26.78 79024 3181661 1124317 6.43 1264891 2856046 106887 06:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:35:01 ens3 652.07 284.70 16875.78 30.49 0.00 0.00 0.00 0.00 06:35:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 06:36:01 ens3 784.72 451.07 3867.06 139.87 0.00 0.00 0.00 0.00 06:36:01 lo 13.41 13.41 1.69 1.69 0.00 0.00 0.00 0.00 06:37:01 ens3 545.64 359.42 768.04 142.19 0.00 0.00 0.00 0.00 06:37:01 lo 16.65 16.65 4.49 4.49 0.00 0.00 0.00 0.00 06:38:01 ens3 49.41 39.14 26.26 91.83 0.00 0.00 0.00 0.00 06:38:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 507.97 283.59 5384.22 101.10 0.00 0.00 0.00 0.00 Average: lo 7.97 7.97 1.59 1.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8797) 07/11/26 _x86_64_ (4 CPU) 06:33:12 LINUX RESTART (4 CPU) 06:34:01 CPU %user %nice %system %iowait %steal %idle 06:35:01 all 19.41 0.00 1.80 6.32 0.06 72.41 06:35:01 0 19.28 0.00 1.60 1.97 0.05 77.09 06:35:01 1 5.72 0.00 0.84 13.81 0.05 79.58 06:35:01 2 23.02 0.00 2.91 5.81 0.08 68.17 06:35:01 3 29.58 0.00 1.85 3.71 0.07 64.79 06:36:01 all 45.83 0.00 1.69 2.14 0.08 50.26 06:36:01 0 49.59 0.00 1.45 1.70 0.08 47.17 06:36:01 1 41.26 0.00 1.72 2.81 0.07 54.14 06:36:01 2 47.00 0.00 1.57 1.15 0.08 50.19 06:36:01 3 45.49 0.00 1.99 2.86 0.08 49.57 06:37:01 all 25.97 0.00 1.37 0.83 0.07 71.76 06:37:01 0 29.38 0.00 1.64 2.81 0.08 66.09 06:37:01 1 23.04 0.00 1.35 0.18 0.07 75.35 06:37:01 2 25.95 0.00 0.92 0.23 0.07 72.83 06:37:01 3 25.50 0.00 1.61 0.05 0.08 72.76 06:38:01 all 16.14 0.00 0.98 2.58 0.04 80.26 06:38:01 0 24.44 0.00 1.09 0.55 0.03 73.89 06:38:01 1 19.79 0.00 1.25 2.02 0.05 76.88 06:38:01 2 10.39 0.00 0.84 7.41 0.03 81.33 06:38:01 3 9.95 0.00 0.77 0.38 0.02 88.88 Average: all 26.83 0.00 1.46 2.97 0.06 68.68 Average: 0 30.67 0.00 1.45 1.76 0.06 66.06 Average: 1 22.46 0.00 1.29 4.70 0.06 71.49 Average: 2 26.60 0.00 1.56 3.65 0.07 68.13 Average: 3 27.61 0.00 1.55 1.75 0.06 69.03