---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5152 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 11G 68G 14% / 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 1264 10680 0 4095 14445 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:eb:44:9b brd ff:ff:ff:ff:ff:ff inet 10.30.106.56/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:feeb:449b/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-5152) 08/08/26 _x86_64_ (4 CPU) 23:42:19 LINUX RESTART (4 CPU) 23:43:02 tps rtps wtps bread/s bwrtn/s 23:44:01 200.98 33.71 167.28 1850.26 69434.74 23:45:01 87.20 11.91 75.29 841.33 18058.32 23:46:01 4.43 0.37 4.07 12.13 291.95 23:47:01 3.65 0.07 3.58 1.47 186.37 23:48:01 33.91 2.80 31.11 79.19 24566.71 Average: 65.58 9.69 55.89 552.55 22350.70 23:43:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:44:01 12375204 15283164 4049756 24.66 76168 3005064 990912 5.67 962328 2816888 209428 23:45:01 10418840 13678672 6006120 36.57 81152 3339320 2371156 13.57 2680360 3034780 3600 23:46:01 8547548 11813572 7877412 47.96 81572 3344560 4441132 25.42 4542752 3028672 2324 23:47:01 11264448 14547888 5160512 31.42 82136 3360252 1605300 9.19 1829204 3041028 16164 23:48:01 10918264 14762200 5506696 33.53 83964 3902728 1458436 8.35 2066168 3135388 9944 Average: 10704861 14017099 5720099 34.83 80998 3390385 2173387 12.44 2416162 3011351 48292 23:43:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:44:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 23:44:01 ens3 1041.77 434.54 19397.58 55.93 0.00 0.00 0.00 0.00 23:45:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:45:01 ens3 414.45 287.54 3842.39 59.52 0.00 0.00 0.00 0.00 23:46:01 lo 4.02 4.02 1.54 1.54 0.00 0.00 0.00 0.00 23:46:01 ens3 356.54 240.26 82.57 74.99 0.00 0.00 0.00 0.00 23:47:01 lo 5.45 5.45 1.00 1.00 0.00 0.00 0.00 0.00 23:47:01 ens3 518.36 312.81 128.47 101.21 0.00 0.00 0.00 0.00 23:48:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 23:48:01 ens3 415.03 239.04 696.21 307.50 0.00 0.00 0.00 0.00 Average: lo 2.13 2.13 0.53 0.53 0.00 0.00 0.00 0.00 Average: ens3 547.58 302.40 4780.73 120.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5152) 08/08/26 _x86_64_ (4 CPU) 23:42:19 LINUX RESTART (4 CPU) 23:43:02 CPU %user %nice %system %iowait %steal %idle 23:44:01 all 25.29 0.00 2.08 2.05 0.07 70.51 23:44:01 0 19.62 0.00 1.19 0.51 0.07 78.61 23:44:01 1 19.70 0.00 2.81 4.14 0.05 73.30 23:44:01 2 21.75 0.00 2.12 1.15 0.07 74.92 23:44:01 3 40.07 0.00 2.21 2.41 0.07 55.24 23:45:01 all 57.74 0.00 1.51 0.57 0.08 40.09 23:45:01 0 60.10 0.00 1.62 0.32 0.08 37.88 23:45:01 1 46.65 0.00 1.47 0.63 0.08 51.17 23:45:01 2 71.75 0.00 1.75 0.44 0.08 25.98 23:45:01 3 52.55 0.00 1.20 0.89 0.07 45.29 23:46:01 all 49.33 0.00 1.09 0.02 0.07 49.49 23:46:01 0 46.07 0.00 1.07 0.00 0.08 52.78 23:46:01 1 50.07 0.00 1.10 0.00 0.07 48.76 23:46:01 2 50.35 0.00 0.94 0.07 0.07 48.58 23:46:01 3 50.83 0.00 1.27 0.00 0.08 47.82 23:47:01 all 44.11 0.00 1.13 0.01 0.07 54.67 23:47:01 0 45.29 0.00 1.70 0.00 0.07 52.94 23:47:01 1 47.64 0.00 0.98 0.00 0.07 51.31 23:47:01 2 34.79 0.00 0.92 0.05 0.08 64.16 23:47:01 3 48.72 0.00 0.93 0.00 0.07 50.28 23:48:01 all 36.50 0.00 1.95 0.49 0.06 60.99 23:48:01 0 42.96 0.00 1.77 0.02 0.07 55.19 23:48:01 1 41.16 0.00 2.00 0.30 0.05 56.49 23:48:01 2 34.10 0.00 1.75 1.59 0.05 62.51 23:48:01 3 27.82 0.00 2.25 0.08 0.07 69.78 Average: all 42.65 0.00 1.55 0.62 0.07 55.11 Average: 0 42.89 0.00 1.47 0.17 0.07 55.39 Average: 1 41.13 0.00 1.67 1.00 0.06 56.13 Average: 2 42.57 0.00 1.49 0.66 0.07 55.21 Average: 3 43.99 0.00 1.57 0.67 0.07 53.69