---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2739 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 462 5298 0 2214 7231 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:ec:f9:ba brd ff:ff:ff:ff:ff:ff inet 10.32.6.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:feec:f9ba/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-2739) 06/06/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 146.04 59.44 86.60 3759.51 40826.41 10:28:01 66.97 12.41 54.56 249.83 9586.67 10:29:01 75.22 5.87 69.36 385.27 11151.34 10:30:01 26.43 3.32 23.11 163.31 3549.54 Average: 78.67 20.26 58.41 1139.48 16278.49 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5964080 7414544 2203340 26.98 38516 1590588 709764 7.70 588304 1448292 101440 10:28:01 5569988 7300444 2597432 31.80 58440 1833100 867428 9.41 715952 1678228 155848 10:29:01 5396516 7373112 2770904 33.93 65320 2066428 711188 7.72 699820 1855728 83116 10:30:01 5424896 7404316 2742524 33.58 67564 2066440 676988 7.35 675120 1851512 10012 Average: 5588870 7373104 2578550 31.57 57460 1889139 741342 8.04 669799 1708440 87604 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 424.01 249.13 1531.25 66.84 0.00 0.00 0.00 0.00 10:27:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:28:01 ens3 78.69 63.61 527.15 14.48 0.00 0.00 0.00 0.00 10:28:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:29:01 ens3 355.06 340.96 2478.60 59.97 0.00 0.00 0.00 0.00 10:29:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 10:30:01 ens3 12.93 13.20 10.27 7.35 0.00 0.00 0.00 0.00 10:30:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 217.67 166.72 1136.82 37.16 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2739) 06/06/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 21.60 0.00 2.67 4.69 1.42 69.61 10:27:01 0 14.79 0.00 1.50 3.74 1.65 78.32 10:27:01 1 35.65 0.00 2.62 6.03 1.64 54.07 10:27:01 2 9.42 0.00 1.35 8.32 0.93 79.98 10:27:01 3 26.58 0.00 5.23 0.67 1.50 66.03 10:28:01 all 23.89 0.00 1.51 1.70 1.68 71.22 10:28:01 0 12.64 0.00 0.56 0.15 2.51 84.14 10:28:01 1 38.50 0.00 2.78 1.90 1.75 55.08 10:28:01 2 29.49 0.00 1.90 4.69 1.40 62.52 10:28:01 3 15.04 0.00 0.85 0.10 1.03 82.98 10:29:01 all 36.49 0.00 1.90 1.39 2.88 57.35 10:29:01 0 53.48 0.00 1.64 0.50 2.99 41.39 10:29:01 1 26.22 0.00 1.52 1.79 2.40 68.06 10:29:01 2 28.55 0.00 1.71 2.57 2.78 64.39 10:29:01 3 37.72 0.00 2.74 0.69 3.32 55.53 10:30:01 all 20.47 0.00 0.98 1.01 1.28 76.27 10:30:01 0 6.70 0.00 0.68 0.40 0.53 91.68 10:30:01 1 16.97 0.00 1.14 2.70 0.99 78.19 10:30:01 2 31.50 0.00 1.15 0.76 2.34 64.24 10:30:01 3 26.59 0.00 0.93 0.18 1.25 71.06 Average: all 25.62 0.00 1.77 2.19 1.82 68.61 Average: 0 21.89 0.00 1.09 1.19 1.92 73.90 Average: 1 29.31 0.00 2.01 3.10 1.69 63.88 Average: 2 24.76 0.00 1.53 4.08 1.87 67.77 Average: 3 26.51 0.00 2.43 0.41 1.78 68.87