---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7936 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 482 5181 0 2311 7209 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:a7:e8:25 brd ff:ff:ff:ff:ff:ff inet 10.32.7.245/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fea7:e825/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7936) 08/09/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 162.66 77.65 85.00 4647.89 40760.82 14:57:01 57.81 0.17 57.65 21.86 10353.88 14:58:01 106.93 38.74 68.19 2209.66 10806.93 14:59:01 29.80 1.97 27.83 108.78 5122.88 Average: 89.30 29.63 59.67 1747.00 16760.61 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5988988 7413296 2178432 26.67 36984 1567736 691800 7.51 585720 1429464 86688 14:57:01 5654452 7379732 2512968 30.77 57328 1830100 719660 7.81 634044 1677796 152980 14:58:01 5210108 7152164 2957312 36.21 65252 2031940 922152 10.01 924568 1815768 6852 14:59:01 5333336 7407356 2834084 34.70 68632 2158856 660776 7.17 736424 1879928 25708 Average: 5546721 7338137 2620699 32.09 57049 1897158 748597 8.12 720189 1700739 68057 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:56:01 ens3 378.02 209.25 1532.74 65.55 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:57:01 ens3 21.34 19.18 392.90 3.31 0.00 0.00 0.00 0.00 14:58:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 14:58:01 ens3 306.85 319.51 1803.07 72.40 0.00 0.00 0.00 0.00 14:59:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 14:59:01 ens3 104.60 106.98 277.78 617.99 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 202.70 163.73 1001.63 189.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7936) 08/09/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.57 0.00 2.74 5.55 1.92 67.22 14:56:01 0 27.80 0.00 2.03 4.52 1.77 63.88 14:56:01 1 42.71 0.00 2.55 2.36 1.90 50.48 14:56:01 2 9.42 0.00 1.72 9.52 2.35 77.00 14:56:01 3 10.49 0.00 4.67 5.73 1.67 77.43 14:57:01 all 20.63 0.00 1.30 1.52 1.43 75.12 14:57:01 0 53.42 0.00 3.32 0.37 1.92 40.98 14:57:01 1 27.12 0.00 0.87 0.15 1.00 70.87 14:57:01 2 0.44 0.00 0.21 1.00 2.05 96.30 14:57:01 3 1.99 0.00 0.76 4.58 0.73 91.94 14:58:01 all 43.23 0.00 2.70 2.26 3.77 48.03 14:58:01 0 46.17 0.00 2.55 0.31 3.70 47.27 14:58:01 1 40.96 0.00 2.21 1.06 3.72 52.05 14:58:01 2 35.85 0.00 4.13 4.76 3.75 51.52 14:58:01 3 49.99 0.00 1.94 2.92 3.88 41.27 14:59:01 all 21.83 0.00 1.15 0.77 1.23 75.02 14:59:01 0 36.21 0.00 1.33 0.20 1.58 60.68 14:59:01 1 4.28 0.00 0.64 0.02 1.09 93.96 14:59:01 2 2.94 0.00 0.75 2.61 0.62 93.09 14:59:01 3 44.04 0.00 1.92 0.27 1.62 52.16 Average: all 27.08 0.00 1.97 2.52 2.09 66.33 Average: 0 40.91 0.00 2.31 1.35 2.24 53.19 Average: 1 28.75 0.00 1.57 0.90 1.93 66.86 Average: 2 12.16 0.00 1.70 4.47 2.19 79.48 Average: 3 26.61 0.00 2.32 3.38 1.98 65.71