---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-23 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 7.5G 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 480 5406 0 2089 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:7f:37:bd brd ff:ff:ff:ff:ff:ff inet 10.32.6.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe7f:37bd/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-23) 04/08/26 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 65.16 12.85 52.31 309.55 8519.91 19:16:01 66.70 8.57 58.13 471.33 7761.20 19:17:02 21.14 0.37 20.78 33.86 4326.82 Average: 51.00 7.26 43.74 271.55 6869.12 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5631852 7287504 2535568 31.04 56896 1763168 847476 9.20 736676 1605372 125724 19:16:01 5553652 7411828 2613768 32.00 62604 1954644 667184 7.24 692636 1716664 119472 19:17:02 5564364 7418172 2603056 31.87 64876 1948264 656432 7.12 690500 1708196 10716 Average: 5583289 7372501 2584131 31.64 61459 1888692 723697 7.85 706604 1676744 85304 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 88.69 70.42 723.28 17.49 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 298.87 321.73 1253.32 573.77 0.00 0.00 0.00 0.00 19:17:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:17:02 ens3 12.91 13.11 9.66 6.30 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 133.47 135.07 662.02 199.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-23) 04/08/26 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 25.12 0.00 1.48 1.67 1.48 70.24 19:15:01 0 20.26 0.00 1.03 2.96 1.28 74.46 19:15:01 1 54.38 0.00 2.68 0.58 2.05 40.31 19:15:01 2 10.72 0.00 0.91 1.11 1.54 85.73 19:15:01 3 15.24 0.00 1.26 2.05 1.06 80.39 19:16:01 all 36.92 0.00 2.06 0.98 2.50 57.53 19:16:01 0 30.08 0.00 1.45 1.09 2.61 64.76 19:16:01 1 31.86 0.00 2.27 0.88 2.32 62.67 19:16:01 2 51.32 0.00 1.95 1.86 2.79 42.08 19:16:01 3 34.44 0.00 2.62 0.08 2.29 60.57 19:17:02 all 20.89 0.00 0.97 0.68 0.97 76.49 19:17:02 0 0.27 0.00 0.40 1.05 0.38 97.91 19:17:02 1 20.92 0.00 0.88 0.10 0.78 77.31 19:17:02 2 46.77 0.00 1.57 1.52 1.55 48.60 19:17:02 3 15.68 0.00 1.01 0.05 1.16 82.10 Average: all 27.65 0.00 1.50 1.11 1.65 68.08 Average: 0 16.89 0.00 0.96 1.70 1.43 79.02 Average: 1 35.72 0.00 1.94 0.52 1.72 60.09 Average: 2 36.22 0.00 1.47 1.49 1.96 58.86 Average: 3 21.80 0.00 1.63 0.72 1.50 74.34