---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5139 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 468 5255 0 2252 7224 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:3a:b6:35 brd ff:ff:ff:ff:ff:ff inet 10.32.6.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe3a:b635/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5139) 07/06/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 140.11 55.16 84.95 3637.26 40610.45 12:49:01 55.34 0.17 55.18 22.23 9809.52 12:50:01 108.12 38.64 69.47 2185.50 9014.76 12:51:01 32.66 3.52 29.15 134.78 5627.86 Average: 84.18 24.47 59.70 1500.98 16292.11 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5968624 7394224 2198788 26.92 37204 1568176 724084 7.86 605464 1428964 87704 12:49:01 5777532 7485116 2389880 29.26 57108 1812356 616580 6.69 514964 1674304 144916 12:50:01 5300044 7182912 2867368 35.11 65476 1973248 888324 9.64 894932 1757732 5416 12:51:01 5397740 7412052 2769672 33.91 68780 2099616 675908 7.33 731396 1821176 8284 Average: 5610985 7368576 2556427 31.30 57142 1863349 726224 7.88 686689 1670544 61580 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 454.92 230.36 1481.93 66.85 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 39.57 34.69 368.57 4.19 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 349.74 371.15 1532.44 70.59 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 105.12 114.35 278.87 612.85 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 238.15 188.27 917.70 189.38 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 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-5139) 07/06/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.29 0.00 2.60 4.45 1.29 69.36 12:48:02 0 17.63 0.00 1.50 3.43 1.03 76.40 12:48:02 1 33.78 0.00 2.12 3.16 1.24 59.70 12:48:02 2 8.81 0.00 1.82 1.15 1.03 87.19 12:48:02 3 28.96 0.00 4.94 10.04 1.86 54.19 12:49:01 all 21.09 0.00 1.27 1.36 0.87 75.41 12:49:01 0 13.57 0.00 0.69 0.05 0.37 85.31 12:49:01 1 57.84 0.00 2.99 0.41 1.96 36.80 12:49:01 2 0.91 0.00 0.15 0.00 0.27 98.66 12:49:01 3 11.95 0.00 1.19 5.02 0.86 80.98 12:50:01 all 47.25 0.00 2.57 2.07 3.08 45.03 12:50:01 0 42.84 0.00 2.20 1.06 3.11 50.79 12:50:01 1 40.68 0.00 2.29 3.41 2.96 50.66 12:50:01 2 55.94 0.00 2.73 3.08 3.18 35.06 12:50:01 3 49.56 0.00 3.09 0.73 3.07 43.55 12:51:01 all 21.71 0.00 1.22 0.80 0.96 75.31 12:51:01 0 30.55 0.00 1.28 0.87 1.08 66.22 12:51:01 1 35.35 0.00 1.60 1.50 1.32 60.23 12:51:01 2 13.54 0.00 0.90 0.15 0.75 84.66 12:51:01 3 7.42 0.00 1.13 0.70 0.72 90.04 Average: all 28.12 0.00 1.92 2.17 1.55 66.24 Average: 0 26.21 0.00 1.42 1.36 1.40 69.61 Average: 1 41.86 0.00 2.25 2.12 1.87 51.90 Average: 2 19.88 0.00 1.41 1.10 1.31 76.30 Average: 3 24.51 0.00 2.59 4.12 1.63 67.15