---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2530 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 466 5347 0 2161 7229 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:c4:ed:fb brd ff:ff:ff:ff:ff:ff inet 10.32.7.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fec4:edfb/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-2530) 06/03/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 188.05 110.10 77.95 5420.30 40226.65 19:15:01 54.89 0.19 54.70 22.37 9224.20 19:16:01 84.74 18.43 66.31 667.76 9882.22 19:17:01 24.63 3.03 21.60 123.31 4450.99 Average: 88.22 33.07 55.14 1564.86 15974.13 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6048072 7438176 2119348 25.95 35692 1535372 664572 7.21 562588 1398636 70744 19:15:01 5698412 7387076 2469008 30.23 54892 1799048 703904 7.64 628956 1649612 156536 19:16:01 5511336 7422316 2656084 32.52 63612 2004852 669140 7.26 676684 1773644 97200 19:17:01 5511816 7437268 2655604 32.51 65688 2016452 651244 7.07 669996 1777332 8036 Average: 5692409 7421209 2475011 30.30 54971 1838931 672215 7.29 634556 1649806 83129 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 367.72 201.20 1270.66 63.56 0.00 0.00 0.00 0.00 19:14:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 19:15:01 ens3 59.57 42.30 691.90 5.15 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 286.19 280.90 1402.47 56.53 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 58.74 60.47 29.79 532.92 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 193.61 146.65 849.36 165.21 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2530) 06/03/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.64 0.00 2.67 6.99 3.38 66.32 19:14:02 0 22.44 0.00 2.25 9.80 3.01 62.51 19:14:02 1 12.70 0.00 3.88 9.47 4.01 69.94 19:14:02 2 32.06 0.00 3.19 6.20 3.96 54.59 19:14:02 3 15.35 0.00 1.37 2.51 2.56 78.20 19:15:01 all 19.10 0.00 1.10 2.53 1.84 75.42 19:15:01 0 1.44 0.00 0.14 0.00 0.24 98.19 19:15:01 1 14.89 0.00 1.05 8.24 2.45 73.37 19:15:01 2 39.56 0.00 1.68 0.52 2.56 55.67 19:15:01 3 20.48 0.00 1.51 1.28 2.12 74.62 19:16:01 all 38.08 0.00 2.07 1.64 6.02 52.18 19:16:01 0 36.66 0.00 1.77 0.62 5.77 55.17 19:16:01 1 36.15 0.00 1.95 2.19 5.89 53.83 19:16:01 2 46.01 0.00 1.71 0.58 5.49 46.22 19:16:01 3 33.57 0.00 2.85 3.13 6.93 53.51 19:17:01 all 20.17 0.00 0.99 1.03 1.72 76.09 19:17:01 0 10.08 0.00 0.78 0.05 0.91 88.18 19:17:01 1 47.82 0.00 1.72 2.96 2.96 44.55 19:17:01 2 16.91 0.00 0.88 0.07 1.72 80.43 19:17:01 3 5.78 0.00 0.58 1.04 1.31 91.29 Average: all 24.55 0.00 1.71 3.05 3.26 67.43 Average: 0 17.79 0.00 1.24 2.63 2.50 75.83 Average: 1 27.91 0.00 2.15 5.71 3.83 60.40 Average: 2 33.62 0.00 1.87 1.85 3.44 59.22 Average: 3 18.84 0.00 1.58 2.00 3.25 74.33