---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2343 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 486 5234 0 2255 7205 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:a2:cf:ef brd ff:ff:ff:ff:ff:ff inet 10.32.6.215/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fea2:cfef/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-2343) 06/01/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 142.84 54.69 88.15 3592.07 41097.57 12:49:01 72.82 17.43 55.39 1247.17 10074.69 12:50:01 94.08 21.73 72.35 985.73 9152.40 12:51:01 29.60 3.40 26.20 129.31 5208.07 Average: 84.89 24.34 60.54 1489.59 16409.61 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5945832 7395032 2221580 27.20 38492 1589484 710880 7.71 608540 1447276 92564 12:49:01 5705588 7463664 2461824 30.14 58412 1861000 615620 6.68 548020 1713168 156116 12:50:01 5423280 7426244 2744132 33.60 65984 2090740 645844 7.01 707840 1820276 106740 12:51:01 5345688 7363788 2821724 34.55 68968 2103212 695824 7.55 781112 1825144 9816 Average: 5605097 7412182 2562315 31.37 57964 1911109 667042 7.24 661378 1701466 91309 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 378.75 238.38 1523.73 66.11 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 72.42 57.05 530.56 14.64 0.00 0.00 0.00 0.00 12:49:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 349.12 392.63 1582.02 64.18 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:51:01 ens3 59.69 67.62 30.30 616.89 0.00 0.00 0.00 0.00 12:51:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 215.58 189.46 918.22 191.19 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2343) 06/01/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.67 0.00 2.40 4.53 1.18 69.22 12:48:02 0 18.06 0.00 2.23 0.52 0.90 78.29 12:48:02 1 16.06 0.00 1.53 0.97 1.00 80.44 12:48:02 2 40.81 0.00 3.74 8.28 1.92 45.24 12:48:02 3 15.77 0.00 2.09 8.37 0.89 72.89 12:49:01 all 21.42 0.00 1.42 1.59 0.83 74.74 12:49:01 0 31.98 0.00 1.78 0.12 0.97 65.15 12:49:01 1 23.62 0.00 1.90 0.63 0.85 73.02 12:49:01 2 14.88 0.00 0.99 4.69 0.87 78.58 12:49:01 3 15.19 0.00 1.03 0.93 0.63 82.21 12:50:01 all 44.37 0.00 2.47 1.47 2.72 48.97 12:50:01 0 38.35 0.00 1.86 0.73 2.66 56.40 12:50:01 1 49.94 0.00 2.30 2.90 2.98 41.88 12:50:01 2 41.49 0.00 2.81 1.77 2.56 51.37 12:50:01 3 47.75 0.00 2.89 0.50 2.66 46.20 12:51:01 all 20.66 0.00 0.95 0.90 0.66 76.83 12:51:01 0 46.27 0.00 1.52 0.42 1.28 50.52 12:51:01 1 26.73 0.00 0.92 0.18 0.78 71.38 12:51:01 2 0.87 0.00 0.42 0.62 0.30 97.80 12:51:01 3 8.73 0.00 0.96 2.38 0.32 87.62 Average: all 27.31 0.00 1.81 2.13 1.35 67.40 Average: 0 33.68 0.00 1.85 0.45 1.46 62.57 Average: 1 29.11 0.00 1.66 1.17 1.41 66.65 Average: 2 24.59 0.00 2.00 3.83 1.42 68.16 Average: 3 21.86 0.00 1.75 3.05 1.12 72.22