---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10537 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 450 5083 0 2441 7241 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:75:0e:46 brd ff:ff:ff:ff:ff:ff inet 10.32.6.90/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:fe75:e46/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10537) 04/04/26 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 115.91 53.96 61.96 3556.47 5315.53 15:10:01 79.89 29.64 50.25 1641.72 9189.87 15:11:01 31.54 0.18 31.36 2.53 8113.58 15:12:01 9.72 0.00 9.72 0.00 359.94 15:13:01 52.87 2.15 50.72 115.18 9175.54 15:14:01 23.54 3.33 20.21 163.41 4503.43 Average: 52.25 14.88 37.37 913.22 6109.69 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5956004 7402684 2211416 27.08 38780 1586804 735580 7.98 606144 1442000 106204 15:10:01 5634760 7330648 2532660 31.01 56620 1803776 840220 9.12 708612 1630700 101484 15:11:01 5489900 7324576 2677520 32.78 58896 1937528 776188 8.42 715568 1763152 2152 15:12:01 5464928 7306752 2702492 33.09 60764 1941812 800152 8.68 735096 1766540 1424 15:13:01 5157864 7360124 3009556 36.85 65804 2289752 742052 8.05 699268 2094272 118704 15:14:01 5245948 7455836 2921472 35.77 68084 2294460 644168 6.99 615816 2089116 10780 Average: 5491567 7363437 2675853 32.76 58158 1975689 756393 8.21 680084 1797630 56791 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:09:01 ens3 373.72 217.50 1438.48 64.60 0.00 0.00 0.00 0.00 15:10:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 15:10:01 ens3 60.38 50.95 423.22 14.07 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 134.23 125.56 2225.90 17.61 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 58.02 83.49 61.35 13.65 0.00 0.00 0.00 0.00 15:13:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 597.30 507.78 4073.72 66.30 0.00 0.00 0.00 0.00 15:14:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:14:01 ens3 12.06 12.63 9.33 7.22 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 205.94 166.31 1371.93 30.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10537) 04/04/26 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.47 0.00 1.83 4.05 2.79 69.86 15:09:01 0 9.70 0.00 0.80 0.96 1.67 86.87 15:09:01 1 42.26 0.00 3.03 3.76 3.96 46.99 15:09:01 2 23.73 0.00 1.80 0.74 3.15 70.58 15:09:01 3 10.13 0.00 1.73 10.70 2.36 75.07 15:10:01 all 21.10 0.00 1.47 2.43 2.57 72.44 15:10:01 0 4.87 0.00 0.56 0.25 1.36 92.95 15:10:01 1 18.50 0.00 1.17 3.75 2.80 73.79 15:10:01 2 49.96 0.00 3.23 2.47 4.39 39.94 15:10:01 3 10.91 0.00 0.88 3.23 1.74 83.24 15:11:01 all 9.49 0.00 0.65 0.40 2.26 87.19 15:11:01 0 14.75 0.00 0.33 0.02 2.40 82.50 15:11:01 1 7.42 0.00 0.64 1.07 2.15 88.71 15:11:01 2 12.37 0.00 1.31 0.12 3.27 82.93 15:11:01 3 3.41 0.00 0.31 0.43 1.19 94.65 15:12:01 all 4.77 0.00 0.39 0.05 1.55 93.24 15:12:01 0 2.68 0.00 0.13 0.00 1.01 96.17 15:12:01 1 8.18 0.00 0.45 0.15 1.85 89.38 15:12:01 2 7.19 0.00 0.85 0.00 2.73 89.23 15:12:01 3 1.00 0.00 0.13 0.00 0.63 98.24 15:13:01 all 20.14 0.00 1.89 0.91 3.87 73.19 15:13:01 0 15.82 0.00 1.28 0.69 3.55 78.66 15:13:01 1 8.50 0.00 1.19 1.94 2.83 85.54 15:13:01 2 23.19 0.00 2.11 0.25 4.30 70.16 15:13:01 3 32.97 0.00 2.99 0.77 4.79 58.47 15:14:01 all 20.29 0.00 1.02 0.88 1.88 75.94 15:14:01 0 13.87 0.00 0.72 0.76 2.34 82.31 15:14:01 1 6.36 0.00 0.98 2.16 0.91 89.59 15:14:01 2 32.07 0.00 1.34 0.43 2.27 63.88 15:14:01 3 28.87 0.00 1.05 0.18 1.99 67.91 Average: all 16.22 0.00 1.21 1.45 2.49 78.63 Average: 0 10.30 0.00 0.64 0.45 2.06 86.56 Average: 1 15.22 0.00 1.24 2.14 2.42 78.98 Average: 2 24.76 0.00 1.77 0.67 3.35 69.44 Average: 3 14.59 0.00 1.19 2.55 2.13 79.54