---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2672 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 479 5346 0 2149 7218 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:5f:85:1e brd ff:ff:ff:ff:ff:ff inet 10.32.7.225/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe5f:851e/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-2672) 01/07/26 _x86_64_ (4 CPU) 12:46:43 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 98.68 27.94 70.74 913.43 5421.14 12:49:01 96.59 30.67 65.92 1711.71 11134.11 12:50:01 50.84 9.00 41.84 509.65 7789.90 12:51:01 20.10 0.35 19.75 33.73 1380.57 Average: 66.43 16.93 49.50 788.29 6411.72 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5806412 7375448 2361008 28.91 48148 1691384 735996 7.99 664916 1515040 187840 12:49:01 5473100 7233016 2694320 32.99 59956 1861864 839908 9.11 792028 1703040 82604 12:50:01 5458976 7370188 2708444 33.16 63808 2006748 704796 7.65 767748 1736840 27184 12:51:01 5481896 7396312 2685524 32.88 65572 2007932 673916 7.31 747264 1735392 11096 Average: 5555096 7343741 2612324 31.98 59371 1891982 738654 8.01 742989 1672578 77181 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:48:02 ens3 196.63 126.02 1022.64 39.28 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 205.30 185.48 1299.79 37.47 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 204.20 193.70 431.86 630.66 0.00 0.00 0.00 0.00 12:51:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:51:01 ens3 11.70 12.20 8.96 5.66 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 154.25 129.12 688.28 178.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2672) 01/07/26 _x86_64_ (4 CPU) 12:46:43 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.76 0.00 1.41 2.92 1.25 72.67 12:48:02 0 4.61 0.00 0.67 6.53 1.03 87.16 12:48:02 1 5.21 0.00 0.52 0.78 0.57 92.93 12:48:02 2 43.00 0.00 2.58 2.35 1.90 50.17 12:48:02 3 34.18 0.00 1.86 2.01 1.50 60.45 12:49:01 all 28.95 0.00 1.91 2.16 2.46 64.52 12:49:01 0 22.29 0.00 1.35 3.03 2.07 71.27 12:49:01 1 28.89 0.00 1.93 1.05 2.47 65.67 12:49:01 2 24.91 0.00 1.50 1.80 2.29 69.50 12:49:01 3 39.76 0.00 2.85 2.78 3.00 51.61 12:50:01 all 29.96 0.00 1.62 1.15 2.47 64.80 12:50:01 0 48.58 0.00 1.61 1.05 2.66 46.11 12:50:01 1 30.08 0.00 1.55 0.86 2.55 64.96 12:50:01 2 16.94 0.00 1.80 1.93 2.23 77.09 12:50:01 3 24.32 0.00 1.50 0.74 2.48 70.96 12:51:01 all 21.40 0.00 1.01 0.53 0.65 76.40 12:51:01 0 5.76 0.00 0.68 0.18 0.28 93.09 12:51:01 1 56.91 0.00 1.97 1.40 1.35 38.37 12:51:01 2 2.82 0.00 0.50 0.03 0.30 96.35 12:51:01 3 20.12 0.00 0.92 0.52 0.68 77.76 Average: all 25.52 0.00 1.49 1.69 1.71 69.60 Average: 0 20.34 0.00 1.08 2.69 1.51 74.38 Average: 1 30.26 0.00 1.49 1.02 1.73 65.49 Average: 2 21.90 0.00 1.60 1.53 1.68 73.29 Average: 3 29.56 0.00 1.78 1.51 1.91 65.24