---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18662 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / 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 541 12646 0 2852 15171 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:20:2f:f8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe20:2ff8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18662) 09/07/26 _x86_64_ (4 CPU) 23:25:43 LINUX RESTART (4 CPU) 23:26:01 tps rtps wtps bread/s bwrtn/s 23:27:01 309.32 19.20 290.12 704.82 50575.30 23:28:01 144.44 15.18 129.26 368.87 18640.76 23:29:01 13.18 5.25 7.93 407.53 876.79 23:30:01 32.99 1.82 31.18 106.65 8984.37 Average: 124.98 10.36 114.62 396.97 19769.31 23:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:27:01 13836476 15543892 2588492 15.76 67200 1835780 798096 4.57 683092 1681604 279696 23:28:01 12925128 14903808 3499840 21.31 79020 2083420 1408456 8.06 1342072 1908868 8996 23:29:01 12621548 14635484 3803420 23.16 80684 2115288 1545792 8.85 1639496 1911448 8576 23:30:01 12938032 15523184 3486936 21.23 84436 2673400 799344 4.57 971796 2247232 333232 Average: 13080296 15151592 3344672 20.36 77835 2176972 1137922 6.51 1159114 1937288 157625 23:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:27:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 23:27:01 ens3 106.20 77.69 1367.38 28.77 0.00 0.00 0.00 0.00 23:28:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 23:28:01 ens3 356.76 269.67 2988.36 47.87 0.00 0.00 0.00 0.00 23:29:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:29:01 ens3 424.20 363.62 265.60 322.72 0.00 0.00 0.00 0.00 23:30:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 23:30:01 ens3 219.80 159.27 761.53 90.02 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 276.74 217.56 1345.72 122.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18662) 09/07/26 _x86_64_ (4 CPU) 23:25:43 LINUX RESTART (4 CPU) 23:26:01 CPU %user %nice %system %iowait %steal %idle 23:27:01 all 18.46 0.00 1.61 5.20 0.01 74.72 23:27:01 0 15.86 0.00 1.09 5.51 0.02 77.52 23:27:01 1 15.52 0.00 1.77 6.60 0.02 76.09 23:27:01 2 20.11 0.00 1.44 0.87 0.02 77.57 23:27:01 3 22.35 0.00 2.10 7.81 0.02 67.73 23:28:01 all 36.80 0.00 1.90 0.48 0.02 60.80 23:28:01 0 26.71 0.00 1.67 0.03 0.02 71.57 23:28:01 1 32.08 0.00 2.05 0.90 0.02 64.95 23:28:01 2 55.85 0.00 2.52 0.47 0.03 41.12 23:28:01 3 32.59 0.00 1.35 0.48 0.02 65.56 23:29:01 all 27.65 0.00 5.54 0.08 0.02 66.71 23:29:01 0 23.88 0.00 0.83 0.20 0.02 75.07 23:29:01 1 23.48 0.00 8.54 0.07 0.02 67.90 23:29:01 2 40.00 0.00 8.90 0.03 0.03 51.03 23:29:01 3 23.20 0.00 3.88 0.03 0.03 72.84 23:30:01 all 35.94 0.00 1.98 0.18 0.03 61.88 23:30:01 0 32.94 0.00 1.30 0.03 0.02 65.71 23:30:01 1 26.78 0.00 2.49 0.60 0.02 70.12 23:30:01 2 43.32 0.00 2.15 0.07 0.03 54.43 23:30:01 3 40.78 0.00 1.96 0.02 0.03 57.21 Average: all 29.71 0.00 2.76 1.48 0.02 66.03 Average: 0 24.85 0.00 1.22 1.44 0.02 72.47 Average: 1 24.47 0.00 3.71 2.04 0.02 69.77 Average: 2 39.83 0.00 3.76 0.36 0.03 56.02 Average: 3 29.73 0.00 2.32 2.09 0.03 65.84