---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5976 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 1115 12199 0 2725 14602 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:52:64:f8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.44/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe52:64f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5976) 02/07/26 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 201.75 32.08 169.67 1780.50 42163.64 12:20:01 68.14 10.73 57.41 689.49 31636.59 12:21:01 20.43 2.53 17.90 65.86 14072.99 Average: 96.77 15.11 81.66 845.28 29291.07 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 13389044 15320544 3035924 18.48 76792 2041700 1003680 5.74 938008 1852212 122288 12:20:01 12155884 14254540 4269084 25.99 77604 2205256 1937548 11.09 2043884 1971764 16112 12:21:01 12240740 15002640 4184228 25.47 78476 2858000 1235420 7.07 1551788 2365108 452168 Average: 12595223 14859241 3829745 23.32 77624 2368319 1392216 7.97 1511227 2063028 196856 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 ens3 378.47 299.10 4528.78 49.54 0.00 0.00 0.00 0.00 12:19:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 12:20:01 ens3 14098.45 7985.74 3884.50 3348.29 0.00 0.00 0.00 0.00 12:20:01 lo 782.27 782.27 59.96 59.96 0.00 0.00 0.00 0.00 12:21:01 ens3 6018.10 4600.28 2033.47 1740.84 0.00 0.00 0.00 0.00 12:21:01 lo 934.11 934.11 71.61 71.61 0.00 0.00 0.00 0.00 Average: ens3 6831.67 4295.04 3482.25 1712.89 0.00 0.00 0.00 0.00 Average: lo 572.42 572.42 43.89 43.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5976) 02/07/26 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 25.87 0.00 1.96 4.42 0.08 67.68 12:19:01 0 30.18 0.00 2.41 2.27 0.07 65.07 12:19:01 1 18.54 0.00 1.50 5.92 0.10 73.95 12:19:01 2 24.09 0.00 1.47 5.75 0.07 68.62 12:19:01 3 30.77 0.00 2.43 3.69 0.08 63.03 12:20:01 all 47.76 0.00 27.06 1.05 0.10 24.03 12:20:01 0 49.23 0.00 37.60 1.27 0.10 11.79 12:20:01 1 48.42 0.00 11.95 0.12 0.10 39.41 12:20:01 2 49.52 0.00 22.97 1.98 0.10 25.43 12:20:01 3 43.89 0.00 35.72 0.86 0.10 19.43 12:21:01 all 36.92 0.00 22.60 0.38 0.09 40.02 12:21:01 0 31.87 0.00 32.74 0.57 0.08 34.73 12:21:01 1 38.65 0.00 18.31 0.08 0.10 42.85 12:21:01 2 40.09 0.00 20.58 0.82 0.08 38.42 12:21:01 3 37.05 0.00 18.71 0.03 0.10 44.11 Average: all 36.80 0.00 17.15 1.96 0.09 44.00 Average: 0 37.04 0.00 24.18 1.37 0.08 37.33 Average: 1 35.13 0.00 10.55 2.06 0.10 52.17 Average: 2 37.84 0.00 14.96 2.86 0.08 44.26 Average: 3 37.22 0.00 18.93 1.53 0.10 42.22