---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7869 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 7.7G 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 476 5255 0 2243 7217 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:0f:05:dc brd ff:ff:ff:ff:ff:ff inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe0f:5dc/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-7869) 08/08/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 155.68 75.02 80.66 4564.75 40208.08 19:15:01 54.63 0.19 54.45 22.37 9483.82 19:16:01 84.79 18.49 66.31 685.14 11944.44 19:17:01 24.73 1.42 23.31 94.65 4500.85 Average: 80.07 23.88 56.19 1347.30 16564.20 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6039684 7431388 2127736 26.05 36456 1535872 678640 7.36 567556 1397856 71148 19:15:01 5697084 7389688 2470336 30.25 55068 1802312 706012 7.66 624020 1652128 166576 19:16:01 5459240 7431868 2708180 33.16 63572 2065160 667588 7.24 663844 1832152 100184 19:17:01 5385208 7372456 2782212 34.06 65688 2077292 701188 7.61 731936 1836812 8884 Average: 5645304 7406350 2522116 30.88 55196 1870159 688357 7.47 646839 1679737 86698 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:14:02 ens3 335.25 195.47 1261.74 63.12 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 19:15:01 ens3 30.52 26.10 667.16 3.77 0.00 0.00 0.00 0.00 19:16:01 lo 1.97 1.97 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 261.44 250.10 1722.47 55.41 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 55.89 54.62 27.41 526.74 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 171.38 132.03 920.87 162.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7869) 08/08/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.62 0.00 2.78 5.26 1.67 68.68 19:14:02 0 12.15 0.00 2.16 6.57 1.30 77.81 19:14:02 1 10.28 0.00 4.21 4.68 1.85 78.98 19:14:02 2 32.45 0.00 2.03 4.45 1.72 59.34 19:14:02 3 31.70 0.00 2.68 5.33 1.80 58.50 19:15:01 all 20.40 0.00 1.25 1.63 1.23 75.50 19:15:01 0 0.27 0.00 0.15 2.07 0.25 97.26 19:15:01 1 6.74 0.00 0.52 3.89 1.94 86.91 19:15:01 2 53.88 0.00 3.44 0.44 1.91 40.33 19:15:01 3 20.88 0.00 0.88 0.08 0.78 77.38 19:16:01 all 40.33 0.00 2.40 1.69 3.87 51.70 19:16:01 0 36.99 0.00 1.66 1.91 3.42 56.03 19:16:01 1 36.02 0.00 2.58 2.73 4.08 54.59 19:16:01 2 46.36 0.00 2.85 1.06 4.21 45.53 19:16:01 3 41.97 0.00 2.52 1.06 3.79 50.66 19:17:01 all 20.57 0.00 0.93 0.95 1.26 76.29 19:17:01 0 22.21 0.00 0.68 0.87 1.11 75.13 19:17:01 1 51.18 0.00 1.57 0.43 1.85 44.97 19:17:01 2 3.16 0.00 0.84 2.49 1.70 91.82 19:17:01 3 5.99 0.00 0.62 0.02 0.40 92.98 Average: all 25.77 0.00 1.84 2.38 2.01 67.99 Average: 0 18.00 0.00 1.17 2.85 1.53 76.45 Average: 1 26.08 0.00 2.23 2.93 2.44 66.32 Average: 2 33.81 0.00 2.28 2.12 2.39 59.41 Average: 3 25.19 0.00 1.68 1.63 1.70 69.80