---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14782 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 8.7G 11G 46% / 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 461 4147 0 3366 7216 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:b1:15:a1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86205sec preferred_lft 86205sec inet6 fe80::f816:3eff:feb1:15a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14782) 10/10/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 161.47 57.84 103.63 3657.92 43006.05 12:30:01 152.09 44.84 107.25 2760.48 53585.49 12:31:01 40.18 1.43 38.74 96.12 5450.29 Average: 117.72 34.65 83.08 2168.22 33904.62 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5915360 7475832 2252060 27.57 49524 1681192 641772 6.96 509028 1558424 189624 12:30:01 4125204 7149012 4042216 49.49 62616 3103200 912516 9.90 891328 2907904 10240 12:31:01 4240148 7382168 3927272 48.08 67844 3213244 689008 7.48 721128 2959428 10692 Average: 4760237 7335671 3407183 41.72 59995 2665879 747765 8.11 707161 2475252 70185 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:29:01 ens3 389.64 247.86 1648.74 68.22 0.00 0.00 0.00 0.00 12:30:01 lo 1.46 1.46 0.15 0.15 0.00 0.00 0.00 0.00 12:30:01 ens3 1028.32 670.87 20594.18 83.08 0.00 0.00 0.00 0.00 12:31:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:31:01 ens3 121.06 132.16 485.99 33.15 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 510.13 348.51 7503.59 61.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14782) 10/10/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 21.39 0.00 2.31 5.08 0.08 71.14 12:29:01 0 21.75 0.00 1.61 2.86 0.07 73.71 12:29:01 1 17.52 0.00 3.31 2.32 0.07 76.79 12:29:01 2 27.99 0.00 2.45 10.67 0.12 58.77 12:29:01 3 18.32 0.00 1.87 4.48 0.07 75.25 12:30:01 all 31.76 0.00 2.10 3.36 0.13 62.65 12:30:01 0 21.35 0.00 1.48 3.51 0.10 73.55 12:30:01 1 32.28 0.00 2.57 2.48 0.12 62.54 12:30:01 2 49.51 0.00 3.27 4.09 0.19 42.94 12:30:01 3 23.96 0.00 1.09 3.36 0.09 71.50 12:31:01 all 22.05 0.00 1.26 0.81 0.07 75.80 12:31:01 0 44.04 0.00 1.73 0.18 0.12 53.93 12:31:01 1 13.24 0.00 0.90 0.48 0.07 85.31 12:31:01 2 13.23 0.00 1.51 2.54 0.08 82.64 12:31:01 3 17.66 0.00 0.90 0.05 0.07 81.32 Average: all 25.02 0.00 1.89 3.08 0.09 69.91 Average: 0 29.12 0.00 1.61 2.18 0.10 67.00 Average: 1 20.94 0.00 2.26 1.76 0.08 74.96 Average: 2 30.10 0.00 2.40 5.77 0.13 61.60 Average: 3 19.96 0.00 1.29 2.62 0.07 76.06