---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11526 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 8.7G 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 593 12885 0 2561 15126 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:3e:2b:9a brd ff:ff:ff:ff:ff:ff inet 10.30.106.99/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe3e:2b9a/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-11526) 11/09/25 _x86_64_ (4 CPU) 18:59:21 LINUX RESTART (4 CPU) 19:00:02 tps rtps wtps bread/s bwrtn/s 19:01:01 198.22 36.77 161.45 2193.02 56278.28 19:02:01 59.46 7.15 52.31 400.60 7060.29 19:03:01 23.45 4.53 18.91 263.69 11069.22 Average: 93.13 16.04 77.09 945.58 24628.55 19:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:01:01 13330544 15173720 3094424 18.84 74748 1958392 1077164 6.16 1068944 1788320 105472 19:02:01 12099632 14065676 4325336 26.33 78736 2072836 2033720 11.64 2255296 1820784 22464 19:03:01 13241588 15524744 3183380 19.38 80904 2381756 747596 4.28 868396 2057300 12204 Average: 12890588 14921380 3534380 21.52 78129 2137661 1286160 7.36 1397545 1888801 46713 19:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:01:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 19:01:01 ens3 304.00 231.74 2910.23 52.13 0.00 0.00 0.00 0.00 19:02:01 lo 1.68 1.68 0.27 0.27 0.00 0.00 0.00 0.00 19:02:01 ens3 3815.90 2143.43 2221.43 991.76 0.00 0.00 0.00 0.00 19:03:01 lo 5.88 5.88 1.13 1.13 0.00 0.00 0.00 0.00 19:03:01 ens3 2233.96 1441.06 3445.96 578.98 0.00 0.00 0.00 0.00 Average: lo 2.76 2.76 0.49 0.49 0.00 0.00 0.00 0.00 Average: ens3 2127.98 1277.83 2858.92 543.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11526) 11/09/25 _x86_64_ (4 CPU) 18:59:21 LINUX RESTART (4 CPU) 19:00:02 CPU %user %nice %system %iowait %steal %idle 19:01:01 all 28.69 0.00 1.71 4.01 0.09 65.51 19:01:01 0 19.04 0.00 0.68 4.69 0.07 75.53 19:01:01 1 32.51 0.00 2.19 6.82 0.10 58.39 19:01:01 2 26.84 0.00 1.58 3.05 0.12 68.40 19:01:01 3 36.35 0.00 2.38 1.46 0.08 59.73 19:02:01 all 75.70 0.00 5.92 0.15 0.11 18.13 19:02:01 0 79.17 0.00 7.40 0.32 0.12 13.00 19:02:01 1 63.81 0.00 6.08 0.07 0.10 29.94 19:02:01 2 81.40 0.00 4.70 0.12 0.10 13.68 19:02:01 3 78.46 0.00 5.48 0.07 0.12 15.88 19:03:01 all 51.05 0.00 4.13 0.31 0.10 44.42 19:03:01 0 50.46 0.00 4.64 0.18 0.08 44.63 19:03:01 1 43.51 0.00 4.35 0.92 0.10 51.12 19:03:01 2 55.93 0.00 4.05 0.10 0.10 39.81 19:03:01 3 54.34 0.00 3.45 0.02 0.08 42.11 Average: all 51.93 0.00 3.93 1.47 0.10 42.57 Average: 0 49.71 0.00 4.26 1.72 0.09 44.23 Average: 1 46.67 0.00 4.22 2.58 0.10 46.43 Average: 2 54.89 0.00 3.46 1.08 0.11 40.47 Average: 3 56.47 0.00 3.77 0.51 0.10 39.15