---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8762 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 552 11853 0 3634 15157 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:ec:cd:1a brd ff:ff:ff:ff:ff:ff inet 10.30.106.134/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:feec:cd1a/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-8762) 07/11/26 _x86_64_ (4 CPU) 04:31:22 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 294.85 11.41 283.44 280.62 33776.37 04:34:01 724.98 0.03 724.95 0.27 44381.60 04:35:01 9.08 1.12 7.97 23.20 995.83 04:36:01 36.08 22.00 14.08 1536.41 5950.61 Average: 266.23 8.64 257.59 460.14 21275.14 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 12715356 15045320 3709612 22.59 114856 2355308 1389420 7.95 1198884 2192272 601312 04:34:01 11903628 14940144 4521340 27.53 141956 2957460 1579284 9.04 1392584 2735244 27524 04:35:01 11847100 14883460 4577868 27.87 142080 2958136 1632120 9.34 1449008 2735700 172 04:36:01 11991688 15325888 4433280 26.99 142264 3248164 968064 5.54 1038284 3000176 78180 Average: 12114443 15048703 4310525 26.24 135289 2879767 1392222 7.97 1269690 2665848 176797 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 3.47 3.47 0.62 0.62 0.00 0.00 0.00 0.00 04:33:01 ens3 361.57 256.49 3508.60 44.13 0.00 0.00 0.00 0.00 04:34:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 04:34:01 ens3 166.15 113.73 2127.99 17.37 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 ens3 0.53 0.60 0.09 6.14 0.00 0.00 0.00 0.00 04:36:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 04:36:01 ens3 276.17 197.12 3668.14 26.83 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 201.11 141.99 2326.21 23.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8762) 07/11/26 _x86_64_ (4 CPU) 04:31:22 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 25.17 0.00 2.96 1.77 0.07 70.02 04:33:01 0 11.88 0.00 2.45 2.42 0.08 83.17 04:33:01 1 41.21 0.00 3.55 1.06 0.08 54.10 04:33:01 2 33.04 0.00 3.58 0.97 0.08 62.33 04:33:01 3 14.75 0.00 2.30 2.63 0.07 80.27 04:34:01 all 29.72 0.00 3.52 1.83 0.09 64.85 04:34:01 0 22.10 0.00 1.96 0.12 0.08 75.74 04:34:01 1 47.27 0.00 4.49 0.67 0.10 47.47 04:34:01 2 25.91 0.00 3.99 1.68 0.07 68.35 04:34:01 3 23.67 0.00 3.62 4.85 0.07 67.79 04:35:01 all 25.82 0.00 0.92 0.04 0.08 73.14 04:35:01 0 11.17 0.00 0.43 0.02 0.08 88.29 04:35:01 1 14.17 0.00 0.55 0.05 0.10 85.13 04:35:01 2 21.18 0.00 0.83 0.08 0.08 77.82 04:35:01 3 56.88 0.00 1.84 0.00 0.08 41.20 04:36:01 all 41.88 0.00 1.46 0.31 0.09 56.27 04:36:01 0 35.52 0.00 1.02 0.30 0.08 63.08 04:36:01 1 29.46 0.00 1.12 0.20 0.08 69.13 04:36:01 2 38.01 0.00 1.76 0.62 0.08 59.53 04:36:01 3 64.47 0.00 1.99 0.10 0.08 33.36 Average: all 30.64 0.00 2.21 0.99 0.08 66.08 Average: 0 20.16 0.00 1.46 0.71 0.08 77.58 Average: 1 32.97 0.00 2.42 0.49 0.09 64.02 Average: 2 29.52 0.00 2.54 0.84 0.08 67.02 Average: 3 39.88 0.00 2.43 1.90 0.07 55.72