---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4959 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.8G 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 966 11309 0 3763 14742 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:23:32:cd brd ff:ff:ff:ff:ff:ff inet 10.30.107.153/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85909sec preferred_lft 85909sec inet6 fe80::f816:3eff:fe23:32cd/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-4959) 08/08/26 _x86_64_ (4 CPU) 05:39:22 LINUX RESTART (4 CPU) 05:40:02 tps rtps wtps bread/s bwrtn/s 05:41:01 186.71 30.35 156.36 1752.65 55314.56 05:42:01 42.73 0.00 42.73 0.00 6386.54 05:43:01 1.18 0.00 1.18 0.00 20.66 05:44:01 1.60 0.00 1.60 0.00 22.00 05:45:01 1.13 0.00 1.13 0.00 13.46 05:46:01 25.83 11.36 14.46 769.87 1354.97 05:47:01 38.73 2.82 35.91 77.72 23471.15 Average: 42.21 6.30 35.91 368.17 12266.57 05:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 12355884 15335720 4069084 24.77 75420 3076776 941912 5.39 946048 2850204 180396 05:42:01 12363244 15345628 4061724 24.73 75592 3079100 941912 5.39 937356 2851600 408 05:43:01 12363128 15345516 4061840 24.73 75624 3079104 941912 5.39 937340 2851608 16 05:44:01 12359432 15341936 4065536 24.75 75680 3079136 941912 5.39 940512 2851628 184 05:45:01 12359752 15342292 4065216 24.75 75732 3079128 941912 5.39 940392 2851628 8 05:46:01 10646264 13694144 5778704 35.18 77964 3139860 2505012 14.34 2639456 2856528 5988 05:47:01 11584152 15086060 4840816 29.47 79692 3579708 1156556 6.62 1563360 2987916 10168 Average: 12004551 15070185 4420417 26.91 76529 3158973 1195875 6.84 1272066 2871587 28167 05:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 lo 0.81 0.81 0.10 0.10 0.00 0.00 0.00 0.00 05:41:01 ens3 918.54 538.06 20579.39 55.76 0.00 0.00 0.00 0.00 05:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:42:01 ens3 6.68 5.87 36.78 1.08 0.00 0.00 0.00 0.00 05:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:43:01 ens3 0.20 0.17 0.06 0.19 0.00 0.00 0.00 0.00 05:44:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 05:44:01 ens3 3.68 1.72 1.06 0.75 0.00 0.00 0.00 0.00 05:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:01 ens3 0.37 0.25 0.14 0.23 0.00 0.00 0.00 0.00 05:46:01 lo 1.85 1.85 0.31 0.31 0.00 0.00 0.00 0.00 05:46:01 ens3 4205.37 2492.25 1385.90 837.84 0.00 0.00 0.00 0.00 05:47:01 lo 3.27 3.27 0.38 0.38 0.00 0.00 0.00 0.00 05:47:01 ens3 1245.99 652.27 1007.34 409.91 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 911.53 527.20 3245.98 186.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4959) 08/08/26 _x86_64_ (4 CPU) 05:39:22 LINUX RESTART (4 CPU) 05:40:02 CPU %user %nice %system %iowait %steal %idle 05:41:01 all 24.07 0.00 2.42 1.66 0.06 71.79 05:41:01 0 13.33 0.00 1.38 0.65 0.05 84.60 05:41:01 1 30.63 0.00 3.63 0.59 0.07 65.07 05:41:01 2 35.09 0.00 3.04 3.52 0.07 58.28 05:41:01 3 17.20 0.00 1.64 1.86 0.07 79.24 05:42:01 all 0.66 0.00 0.08 0.18 0.01 99.07 05:42:01 0 0.43 0.00 0.02 0.02 0.02 99.52 05:42:01 1 0.32 0.00 0.07 0.00 0.02 99.60 05:42:01 2 0.15 0.00 0.03 0.00 0.02 99.80 05:42:01 3 1.71 0.00 0.21 0.69 0.02 97.37 05:43:01 all 0.41 0.00 0.01 0.06 0.02 99.51 05:43:01 0 0.03 0.00 0.03 0.12 0.03 99.78 05:43:01 1 0.03 0.00 0.00 0.00 0.02 99.95 05:43:01 2 0.00 0.00 0.00 0.00 0.00 100.00 05:43:01 3 1.55 0.00 0.03 0.12 0.00 98.30 05:44:01 all 0.17 0.00 0.03 0.01 0.01 99.79 05:44:01 0 0.40 0.00 0.02 0.03 0.00 99.55 05:44:01 1 0.13 0.00 0.03 0.00 0.03 99.80 05:44:01 2 0.07 0.00 0.02 0.02 0.00 99.90 05:44:01 3 0.08 0.00 0.02 0.00 0.02 99.88 05:45:01 all 0.03 0.00 0.01 0.00 0.01 99.95 05:45:01 0 0.05 0.00 0.00 0.02 0.02 99.92 05:45:01 1 0.05 0.00 0.03 0.00 0.02 99.90 05:45:01 2 0.02 0.00 0.00 0.00 0.00 99.98 05:45:01 3 0.02 0.00 0.00 0.00 0.02 99.97 05:46:01 all 36.96 0.00 6.91 0.12 0.07 55.94 05:46:01 0 38.69 0.00 10.59 0.20 0.07 50.45 05:46:01 1 38.24 0.00 11.25 0.08 0.08 50.34 05:46:01 2 38.14 0.00 1.41 0.10 0.08 60.27 05:46:01 3 32.71 0.00 4.41 0.12 0.07 62.69 05:47:01 all 36.59 0.00 1.82 0.23 0.07 61.30 05:47:01 0 38.83 0.00 1.67 0.07 0.05 59.38 05:47:01 1 36.85 0.00 2.10 0.02 0.07 60.96 05:47:01 2 27.99 0.00 1.70 0.17 0.05 70.10 05:47:01 3 42.77 0.00 1.79 0.62 0.07 54.75 Average: all 14.07 0.00 1.61 0.32 0.04 83.97 Average: 0 13.09 0.00 1.95 0.16 0.03 84.77 Average: 1 15.13 0.00 2.44 0.10 0.04 82.28 Average: 2 14.43 0.00 0.88 0.53 0.03 84.13 Average: 3 13.64 0.00 1.15 0.48 0.04 84.69