---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14681 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 7.7G 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 464 5195 0 2316 7227 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:7c:33:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86182sec preferred_lft 86182sec inet6 fe80::f816:3eff:fe7c:33e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14681) 10/09/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 160.84 58.74 102.10 3696.58 42996.05 12:49:01 138.06 40.01 98.05 2626.76 16797.87 12:50:01 42.55 7.06 35.49 274.04 5777.81 Average: 113.81 35.27 78.54 2199.02 21856.35 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5914692 7461504 2252728 27.58 49128 1669056 661528 7.18 528912 1544704 174604 12:49:01 5320808 7252596 2846612 34.85 64592 2022752 831904 9.03 789420 1844312 13424 12:50:01 5283484 7365188 2883936 35.31 69156 2165264 714080 7.75 778752 1886884 26944 Average: 5506328 7359763 2661092 32.58 60959 1952357 735837 7.98 699028 1758633 71657 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 321.15 224.93 1624.36 66.34 0.00 0.00 0.00 0.00 12:48:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 12:49:01 ens3 277.60 303.20 2009.29 63.75 0.00 0.00 0.00 0.00 12:49:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 139.74 141.90 399.76 624.48 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 246.16 223.34 1344.42 251.54 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 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-14681) 10/09/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.71 0.00 2.43 5.01 0.08 70.77 12:48:01 0 18.39 0.00 3.62 1.32 0.05 76.62 12:48:01 1 36.64 0.00 2.70 1.08 0.10 59.48 12:48:01 2 15.84 0.00 1.93 7.64 0.10 74.49 12:48:01 3 15.95 0.00 1.47 9.98 0.07 72.52 12:49:01 all 31.71 0.00 2.07 2.56 0.12 63.54 12:49:01 0 53.33 0.00 2.26 0.97 0.15 43.30 12:49:01 1 23.82 0.00 2.01 1.48 0.10 72.59 12:49:01 2 26.75 0.00 2.19 3.60 0.12 67.34 12:49:01 3 23.02 0.00 1.79 4.21 0.10 70.89 12:50:01 all 26.73 0.00 1.32 0.96 0.09 70.89 12:50:01 0 29.23 0.00 1.20 0.23 0.12 69.21 12:50:01 1 12.82 0.00 1.10 0.22 0.05 85.81 12:50:01 2 46.33 0.00 1.50 0.17 0.15 51.85 12:50:01 3 18.49 0.00 1.50 3.21 0.08 76.72 Average: all 26.72 0.00 1.94 2.84 0.10 68.40 Average: 0 33.65 0.00 2.36 0.84 0.11 63.05 Average: 1 24.44 0.00 1.94 0.93 0.08 72.61 Average: 2 29.62 0.00 1.87 3.81 0.12 64.57 Average: 3 19.15 0.00 1.59 5.80 0.08 73.38