---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2519 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: 2800.000 BogoMIPS: 5600.00 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 488 5235 0 2252 7204 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:bf:ef:35 brd ff:ff:ff:ff:ff:ff inet 10.32.6.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:febf:ef35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2519) 06/03/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 163.16 82.40 80.75 4890.52 40815.21 14:57:01 57.32 1.90 55.42 60.92 9458.29 14:58:01 104.90 38.11 66.79 2169.91 8905.32 14:59:01 29.64 3.42 26.22 134.36 5605.60 Average: 88.75 31.46 57.30 1813.86 16195.66 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6000512 7425996 2166900 26.53 36552 1569180 678360 7.36 574148 1431624 86192 14:57:01 5756240 7464232 2411172 29.52 57200 1812644 617160 6.70 538264 1674192 143924 14:58:01 5297480 7176640 2869932 35.14 65124 1970100 890256 9.66 903160 1754740 5120 14:59:01 5379580 7393576 2787832 34.13 68776 2099124 669988 7.27 751460 1820840 11124 Average: 5608453 7365111 2558959 31.33 56913 1862762 713941 7.75 691758 1670349 61590 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 457.07 242.09 1556.06 67.03 0.00 0.00 0.00 0.00 14:56:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 53.61 38.21 408.60 15.67 0.00 0.00 0.00 0.00 14:57:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 295.42 330.89 1455.15 58.38 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 130.36 141.32 325.48 625.70 0.00 0.00 0.00 0.00 14:59:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 234.11 188.13 936.30 191.71 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2519) 06/03/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.15 0.00 2.84 5.93 2.92 67.17 14:56:01 0 12.08 0.00 1.70 6.15 2.26 77.81 14:56:01 1 28.43 0.00 1.95 4.20 2.71 62.71 14:56:01 2 19.16 0.00 5.57 9.87 3.69 61.71 14:56:01 3 24.93 0.00 2.08 3.47 3.01 66.51 14:57:01 all 20.62 0.00 1.20 2.31 1.82 74.05 14:57:01 0 17.76 0.00 1.23 0.35 1.16 79.50 14:57:01 1 26.17 0.00 1.49 4.06 1.74 66.53 14:57:01 2 24.06 0.00 1.10 2.81 2.81 69.22 14:57:01 3 14.43 0.00 1.01 1.98 1.57 81.00 14:58:01 all 41.00 0.00 2.31 2.27 6.87 47.55 14:58:01 0 38.15 0.00 2.10 2.46 6.59 50.69 14:58:01 1 42.23 0.00 2.12 1.90 6.64 47.10 14:58:01 2 39.64 0.00 2.07 3.05 6.57 48.66 14:58:01 3 43.95 0.00 2.96 1.67 7.66 43.76 14:59:01 all 21.33 0.00 1.16 0.99 2.01 74.51 14:59:01 0 4.95 0.00 0.63 0.75 0.86 92.81 14:59:01 1 37.45 0.00 1.50 0.21 2.28 58.55 14:59:01 2 24.13 0.00 0.90 2.26 2.72 69.99 14:59:01 3 18.74 0.00 1.57 0.71 2.18 76.80 Average: all 26.07 0.00 1.88 2.87 3.42 65.76 Average: 0 18.32 0.00 1.42 2.43 2.74 75.10 Average: 1 33.61 0.00 1.77 2.59 3.36 58.67 Average: 2 26.76 0.00 2.42 4.50 3.95 62.38 Average: 3 25.59 0.00 1.91 1.96 3.62 66.92