---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5608 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 7.8G 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 457 5148 0 2370 7236 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:5c:87:6c brd ff:ff:ff:ff:ff:ff inet 10.32.7.239/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fe5c:876c/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-5608) 10/04/25 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 155.92 73.59 82.34 4403.67 39950.42 15:10:01 68.40 14.49 53.91 769.63 9263.11 15:11:01 50.32 15.68 34.64 907.45 6855.52 15:12:01 9.75 0.00 9.75 0.00 391.53 15:13:01 46.88 2.17 44.72 115.29 8855.85 15:14:01 27.66 0.70 26.97 77.81 4810.13 Average: 59.80 17.78 42.02 1046.30 11693.86 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 6040804 7430428 2126616 26.04 36208 1534040 696904 7.56 568752 1395840 70864 15:10:01 5813012 7484744 2354408 28.83 56828 1779272 799628 8.68 526712 1633228 135224 15:11:01 5543892 7307152 2623528 32.12 58892 1866912 783688 8.50 711680 1712668 1372 15:12:01 5526332 7297252 2641088 32.34 60872 1871632 783688 8.50 723376 1716424 788 15:13:01 5246796 7376988 2920624 35.76 65856 2218600 720124 7.81 680012 2025728 115516 15:14:01 5258392 7393728 2909028 35.62 68192 2221152 710112 7.71 669604 2023728 10640 Average: 5571538 7381715 2595882 31.78 57808 1915268 749024 8.13 646689 1751269 55734 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 ens3 382.12 215.46 1199.71 65.74 0.00 0.00 0.00 0.00 15:09:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:10:01 ens3 72.87 45.70 712.38 11.54 0.00 0.00 0.00 0.00 15:10:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 15:11:01 ens3 100.65 111.76 1005.08 16.56 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 62.61 86.24 69.89 13.99 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 588.60 499.93 4089.19 74.54 0.00 0.00 0.00 0.00 15:13:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:14:01 ens3 11.71 12.26 9.21 5.98 0.00 0.00 0.00 0.00 15:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 203.45 162.21 1182.20 31.45 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5608) 10/04/25 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 20.53 0.00 2.56 6.36 1.65 68.89 15:09:02 0 13.84 0.00 3.88 2.03 1.35 78.89 15:09:02 1 29.03 0.00 1.81 11.11 1.56 56.49 15:09:02 2 17.65 0.00 2.36 7.35 1.93 70.70 15:09:02 3 21.58 0.00 2.19 4.95 1.77 69.50 15:10:01 all 20.93 0.00 1.31 2.08 1.16 74.53 15:10:01 0 2.89 0.00 0.15 0.00 0.39 96.57 15:10:01 1 12.09 0.00 1.12 5.62 0.78 80.40 15:10:01 2 35.99 0.00 1.68 0.47 1.66 60.20 15:10:01 3 32.64 0.00 2.26 2.22 1.80 61.08 15:11:01 all 13.23 0.00 0.67 0.90 1.24 83.96 15:11:01 0 20.60 0.00 0.38 0.22 1.40 77.40 15:11:01 1 10.27 0.00 0.98 2.36 0.93 85.46 15:11:01 2 12.78 0.00 0.85 0.76 1.63 83.99 15:11:01 3 9.25 0.00 0.48 0.27 1.01 88.99 15:12:01 all 4.00 0.00 0.36 0.04 1.04 94.56 15:12:01 0 5.20 0.00 0.46 0.00 1.03 93.31 15:12:01 1 2.33 0.00 0.32 0.00 0.90 96.46 15:12:01 2 6.12 0.00 0.31 0.00 1.50 92.06 15:12:01 3 2.36 0.00 0.36 0.17 0.70 96.42 15:13:01 all 19.33 0.00 1.48 0.71 2.73 75.75 15:13:01 0 27.18 0.00 1.16 0.31 2.46 68.88 15:13:01 1 22.14 0.00 1.73 0.51 2.86 72.75 15:13:01 2 14.67 0.00 2.19 1.85 3.91 77.37 15:13:01 3 13.37 0.00 0.80 0.15 1.67 84.02 15:14:01 all 20.42 0.00 0.94 1.07 1.46 76.10 15:14:01 0 28.33 0.00 1.41 0.15 1.47 68.64 15:14:01 1 18.67 0.00 1.02 2.42 1.96 75.93 15:14:01 2 2.09 0.00 0.40 1.18 0.98 95.36 15:14:01 3 32.62 0.00 0.93 0.55 1.43 64.46 Average: all 16.39 0.00 1.22 1.86 1.55 78.98 Average: 0 16.40 0.00 1.24 0.45 1.36 80.55 Average: 1 15.78 0.00 1.16 3.66 1.50 77.90 Average: 2 14.80 0.00 1.30 1.94 1.94 80.02 Average: 3 18.60 0.00 1.17 1.38 1.40 77.45