---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7174 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 7.9G 12G 41% / 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 475 5092 0 2408 7215 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:47:38:1e brd ff:ff:ff:ff:ff:ff inet 10.32.7.134/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe47:381e/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-7174) 08/01/26 _x86_64_ (4 CPU) 02:56:47 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 103.87 35.74 68.13 1252.25 5574.83 02:59:01 58.79 11.91 46.88 225.96 9205.56 03:00:01 41.57 0.63 40.94 21.19 7773.41 03:01:01 10.70 0.00 10.70 0.00 344.02 03:02:01 48.14 0.98 47.16 89.19 9025.96 Average: 52.59 9.85 42.75 318.03 6375.23 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5847812 7393780 2319608 28.40 45864 1673172 713676 7.74 640408 1500348 174328 02:59:01 5639280 7368196 2528140 30.95 58132 1831952 824960 8.95 645472 1680784 153884 03:00:01 5424136 7227208 2743284 33.59 60208 1902260 890172 9.66 790540 1746816 1656 03:01:01 5385328 7198124 2782092 34.06 62108 1908968 890172 9.66 820548 1751832 3312 03:02:01 5237684 7407036 2929736 35.87 67492 2253176 674056 7.31 632908 2074400 123400 Average: 5506848 7318869 2660572 32.58 58761 1913906 798607 8.67 705975 1750836 91316 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:58:02 ens3 411.00 235.95 1462.69 66.37 0.00 0.00 0.00 0.00 02:59:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 02:59:01 ens3 81.79 58.05 533.35 14.21 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 90.82 100.55 1161.35 15.12 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 86.90 124.96 117.96 18.90 0.00 0.00 0.00 0.00 03:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:02:01 ens3 583.32 514.26 4011.44 64.56 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 251.32 207.24 1460.36 35.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7174) 08/01/26 _x86_64_ (4 CPU) 02:56:47 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 23.26 0.00 1.76 3.29 1.69 69.99 02:58:02 0 9.24 0.00 1.03 5.55 1.06 83.12 02:58:02 1 10.16 0.00 1.38 1.00 1.65 85.81 02:58:02 2 46.17 0.00 2.76 5.63 2.47 42.97 02:58:02 3 27.52 0.00 1.84 1.00 1.63 68.01 02:59:01 all 20.61 0.00 1.19 1.51 1.49 75.20 02:59:01 0 6.73 0.00 0.52 1.66 0.69 90.39 02:59:01 1 22.90 0.00 1.16 1.01 1.33 73.60 02:59:01 2 46.04 0.00 2.25 2.57 2.81 46.32 02:59:01 3 6.63 0.00 0.86 0.81 1.11 90.59 03:00:01 all 11.59 0.00 0.60 0.82 1.17 85.82 03:00:01 0 8.26 0.00 0.67 0.48 1.08 89.51 03:00:01 1 14.49 0.00 0.68 0.00 1.15 83.68 03:00:01 2 15.04 0.00 0.47 0.15 1.35 83.00 03:00:01 3 8.54 0.00 0.60 2.66 1.11 87.08 03:01:01 all 5.17 0.00 0.38 0.06 0.42 93.97 03:01:01 0 6.94 0.00 0.80 0.02 0.48 91.76 03:01:01 1 4.96 0.00 0.35 0.00 0.44 94.25 03:01:01 2 7.22 0.00 0.15 0.20 0.48 91.95 03:01:01 3 1.60 0.00 0.22 0.00 0.27 97.91 03:02:01 all 20.38 0.00 1.80 0.57 1.46 75.79 03:02:01 0 16.66 0.00 1.72 1.36 1.18 79.08 03:02:01 1 12.18 0.00 1.25 0.07 1.06 85.45 03:02:01 2 17.72 0.00 1.64 0.75 1.24 78.65 03:02:01 3 34.94 0.00 2.60 0.10 2.37 59.99 Average: all 16.21 0.00 1.15 1.25 1.25 80.14 Average: 0 9.58 0.00 0.95 1.82 0.90 86.75 Average: 1 12.92 0.00 0.97 0.42 1.13 84.57 Average: 2 26.41 0.00 1.45 1.86 1.67 68.60 Average: 3 15.90 0.00 1.23 0.91 1.30 80.66