---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2351 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 7.6G 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 5240 0 2254 7212 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:62:e8:58 brd ff:ff:ff:ff:ff:ff inet 10.32.6.153/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe62:e858/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2351) 06/01/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 152.86 65.17 87.69 4275.02 41065.97 14:57:01 84.10 29.93 54.17 1685.59 9659.06 14:58:01 79.22 8.88 70.34 511.30 9140.42 14:59:01 29.26 3.38 25.88 128.65 5002.77 Average: 86.36 26.84 59.52 1650.09 16216.76 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5946004 7400084 2221408 27.20 38804 1594356 700140 7.60 604828 1450304 106432 14:57:01 5512488 7286920 2654924 32.51 58904 1876540 844980 9.17 731192 1721096 152432 14:58:01 5424036 7426304 2743376 33.59 66528 2090444 653204 7.09 708240 1819644 113200 14:59:01 5336728 7354144 2830684 34.66 69060 2102188 723660 7.85 789036 1824252 7476 Average: 5554814 7366863 2612598 31.99 58324 1915882 730496 7.93 708324 1703824 94885 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:56:01 ens3 423.73 233.39 1539.57 65.55 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 88.24 75.10 540.63 18.69 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 355.68 380.76 1571.85 66.52 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:59:01 ens3 57.66 66.32 30.37 607.43 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 231.33 188.90 920.63 189.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2351) 06/01/26 _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 22.74 0.00 2.52 4.72 1.15 68.86 14:56:01 0 14.68 0.00 1.70 3.33 1.05 79.25 14:56:01 1 12.38 0.00 1.01 3.44 0.67 82.50 14:56:01 2 35.33 0.00 2.22 8.55 1.57 52.33 14:56:01 3 28.64 0.00 5.17 3.58 1.33 61.27 14:57:01 all 24.57 0.00 1.55 1.87 1.10 70.91 14:57:01 0 19.78 0.00 1.81 1.89 1.11 75.40 14:57:01 1 31.56 0.00 1.93 1.05 1.27 64.19 14:57:01 2 21.06 0.00 1.15 3.71 0.87 73.22 14:57:01 3 25.89 0.00 1.30 0.83 1.15 70.83 14:58:01 all 44.06 0.00 2.50 1.51 2.54 49.39 14:58:01 0 43.30 0.00 2.48 0.22 2.46 51.55 14:58:01 1 41.63 0.00 2.70 3.35 2.32 50.01 14:58:01 2 44.61 0.00 2.56 2.21 2.73 47.89 14:58:01 3 46.69 0.00 2.27 0.25 2.68 48.11 14:59:01 all 21.23 0.00 0.91 0.85 0.68 76.33 14:59:01 0 10.15 0.00 0.73 0.42 0.60 88.10 14:59:01 1 27.68 0.00 1.20 1.82 0.80 68.51 14:59:01 2 36.33 0.00 1.00 0.53 1.02 61.11 14:59:01 3 10.76 0.00 0.78 0.65 0.32 87.49 Average: all 28.15 0.00 1.87 2.24 1.37 66.36 Average: 0 21.99 0.00 1.68 1.46 1.31 73.56 Average: 1 28.31 0.00 1.71 2.42 1.26 66.30 Average: 2 34.34 0.00 1.73 3.75 1.55 58.63 Average: 3 27.99 0.00 2.38 1.33 1.37 66.93