---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11252 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 680K 1.6G 1% /run /dev/vda1 78G 8.9G 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 1342 11969 0 2728 14375 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:e0:93:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fee0:93c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11252) 11/08/25 _x86_64_ (4 CPU) 12:17:22 LINUX RESTART (4 CPU) 12:18:02 tps rtps wtps bread/s bwrtn/s 12:19:01 204.58 32.52 172.06 1816.64 48310.73 12:20:01 48.93 10.48 38.44 683.89 8390.47 12:21:01 18.56 2.60 15.96 66.12 11870.42 Average: 90.05 15.10 74.95 850.18 22715.03 12:18:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 13257488 15194064 3167480 19.28 76824 2046484 1021140 5.84 1044344 1877496 96276 12:20:01 11984012 14058892 4440956 27.04 77644 2181544 2074968 11.87 2218608 1968756 10468 12:21:01 11988224 14786508 4436744 27.01 78532 2893704 1422308 8.14 1852848 2314576 475508 Average: 12409908 14679821 4015060 24.44 77667 2373911 1506139 8.62 1705267 2053609 194084 12:18:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 12:19:01 ens3 385.88 294.56 4542.24 52.91 0.00 0.00 0.00 0.00 12:20:01 lo 846.79 846.79 64.91 64.91 0.00 0.00 0.00 0.00 12:20:01 ens3 9197.73 5150.37 2680.62 2537.23 0.00 0.00 0.00 0.00 12:21:01 lo 961.81 961.81 73.73 73.73 0.00 0.00 0.00 0.00 12:21:01 ens3 6364.69 4707.15 2073.50 1742.16 0.00 0.00 0.00 0.00 Average: lo 606.43 606.43 46.50 46.50 0.00 0.00 0.00 0.00 Average: ens3 5343.64 3401.28 3090.72 1451.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11252) 11/08/25 _x86_64_ (4 CPU) 12:17:22 LINUX RESTART (4 CPU) 12:18:02 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 26.04 0.00 1.88 3.41 0.08 68.59 12:19:01 0 51.39 0.00 3.07 4.14 0.10 41.29 12:19:01 1 17.44 0.00 1.36 1.63 0.07 79.51 12:19:01 2 13.77 0.00 1.88 7.20 0.08 77.06 12:19:01 3 21.56 0.00 1.21 0.70 0.07 76.47 12:20:01 all 45.53 0.00 26.84 0.38 0.11 27.14 12:20:01 0 42.41 0.00 13.36 0.95 0.12 43.16 12:20:01 1 51.95 0.00 40.24 0.08 0.10 7.63 12:20:01 2 43.51 0.00 11.35 0.42 0.12 44.60 12:20:01 3 44.29 0.00 42.51 0.05 0.10 13.06 12:21:01 all 38.89 0.00 19.63 0.19 0.10 41.18 12:21:01 0 44.23 0.00 24.20 0.10 0.10 31.37 12:21:01 1 42.73 0.00 18.36 0.00 0.10 38.81 12:21:01 2 45.21 0.00 16.08 0.68 0.12 37.90 12:21:01 3 23.33 0.00 19.80 0.00 0.10 56.77 Average: all 36.86 0.00 16.18 1.32 0.10 45.55 Average: 0 45.98 0.00 13.61 1.72 0.11 38.59 Average: 1 37.46 0.00 20.03 0.56 0.09 41.86 Average: 2 34.18 0.00 9.76 2.76 0.11 53.19 Average: 3 29.77 0.00 21.26 0.25 0.09 48.64