---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5430 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 467 5325 0 2182 7227 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:21:f7:e9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe21:f7e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5430) 02/08/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 106.03 35.19 70.84 1211.60 6002.42 07:07:01 83.14 30.06 53.08 1681.97 8917.56 07:08:01 64.67 8.72 55.96 508.85 7052.29 07:09:01 25.17 1.70 23.47 78.67 4966.67 Average: 69.76 18.92 50.84 870.35 6734.87 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5839188 7378644 2328232 28.51 45780 1667076 735516 7.98 657212 1493172 156460 07:07:01 5589604 7302940 2577816 31.56 58608 1817600 803216 8.72 717768 1660108 95000 07:08:01 5441432 7380772 2725988 33.38 65816 2030340 718584 7.80 757172 1757796 119360 07:09:01 5481880 7427344 2685540 32.88 68060 2033848 656168 7.12 718824 1755112 9444 Average: 5588026 7372425 2579394 31.58 59566 1887216 728371 7.90 712744 1666547 95066 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 435.14 246.45 1440.68 66.60 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 116.23 99.35 529.45 23.45 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 369.37 364.82 1490.28 67.33 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 64.98 65.20 35.31 605.52 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 246.44 193.96 873.98 190.69 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5430) 02/08/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.17 0.00 1.85 3.10 1.17 70.71 07:06:01 0 12.23 0.00 0.83 1.50 0.68 84.76 07:06:01 1 30.10 0.00 2.21 5.03 1.34 61.33 07:06:01 2 31.39 0.00 2.57 0.53 1.48 64.03 07:06:01 3 18.98 0.00 1.78 5.35 1.18 72.69 07:07:01 all 25.88 0.00 1.83 1.85 1.64 68.80 07:07:01 0 13.93 0.00 2.23 1.31 1.23 81.30 07:07:01 1 31.85 0.00 1.61 0.50 1.75 64.30 07:07:01 2 29.69 0.00 1.72 1.04 1.97 65.57 07:07:01 3 28.07 0.00 1.73 4.55 1.62 64.03 07:08:01 all 38.93 0.00 2.39 0.83 2.85 55.00 07:08:01 0 31.67 0.00 2.24 0.76 2.46 62.87 07:08:01 1 42.29 0.00 2.29 0.30 2.74 52.38 07:08:01 2 47.61 0.00 2.02 0.26 3.26 46.85 07:08:01 3 34.13 0.00 3.03 1.99 2.93 57.91 07:09:01 all 21.04 0.00 1.08 0.89 0.95 76.04 07:09:01 0 14.78 0.00 0.94 1.19 1.26 81.83 07:09:01 1 24.95 0.00 1.03 0.40 0.68 72.93 07:09:01 2 22.98 0.00 1.38 0.07 0.86 74.71 07:09:01 3 21.48 0.00 0.98 1.88 1.00 74.66 Average: all 27.27 0.00 1.79 1.66 1.65 67.63 Average: 0 18.16 0.00 1.56 1.19 1.41 77.68 Average: 1 32.31 0.00 1.79 1.55 1.63 62.73 Average: 2 32.93 0.00 1.92 0.48 1.90 62.77 Average: 3 25.68 0.00 1.88 3.44 1.68 67.32