---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10467 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 445 5199 0 2331 7247 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:60:61 brd ff:ff:ff:ff:ff:ff inet 10.32.7.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86036sec preferred_lft 86036sec inet6 fe80::f816:3eff:fe5c:6061/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10467) 04/04/26 _x86_64_ (4 CPU) 02:56:46 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 103.25 36.44 66.81 1332.04 5430.98 02:59:01 58.25 13.75 44.50 273.51 7788.87 03:00:01 29.92 0.02 29.91 0.13 5903.23 03:01:01 12.46 0.00 12.46 0.00 3562.75 03:02:01 52.51 1.00 51.51 89.05 9159.67 Average: 51.27 10.24 41.03 338.91 6368.95 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 5940560 7413896 2226860 27.27 39948 1610764 730976 7.93 600064 1461052 110240 02:59:01 5662236 7317624 2505184 30.67 56784 1762756 873828 9.48 703356 1608364 99708 03:00:01 5534788 7263816 2632632 32.23 58980 1832332 889824 9.66 758580 1676664 1440 03:01:01 5398772 7230696 2768648 33.90 60512 1931328 898284 9.75 791812 1774220 1392 03:02:01 5304804 7398604 2862616 35.05 66308 2181480 720128 7.81 646452 2002128 26972 Average: 5568232 7324927 2599188 31.82 56506 1863732 822608 8.93 700053 1704486 47950 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 364.99 200.22 1428.36 62.77 0.00 0.00 0.00 0.00 02:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:59:01 ens3 66.74 58.45 434.17 22.66 0.00 0.00 0.00 0.00 02:59:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 03:00:01 ens3 92.67 102.62 1148.85 14.59 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 03:01:01 ens3 390.69 285.32 1676.21 30.51 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 03:02:01 ens3 325.38 335.39 2424.63 65.20 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 Average: ens3 248.09 196.40 1422.42 39.14 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10467) 04/04/26 _x86_64_ (4 CPU) 02:56:46 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.64 0.00 1.75 3.66 3.17 69.79 02:58:01 0 17.66 0.00 1.68 4.09 3.23 73.33 02:58:01 1 23.76 0.00 1.88 2.10 2.99 69.27 02:58:01 2 31.38 0.00 2.01 7.24 3.65 55.72 02:58:01 3 13.70 0.00 1.45 1.21 2.79 80.85 02:59:01 all 20.80 0.00 1.43 1.67 3.00 73.10 02:59:01 0 20.18 0.00 1.27 1.01 2.58 74.95 02:59:01 1 16.24 0.00 1.04 0.59 2.73 79.40 02:59:01 2 13.59 0.00 1.82 3.79 3.11 77.69 02:59:01 3 33.21 0.00 1.59 1.27 3.57 60.36 03:00:01 all 9.06 0.00 0.68 0.55 2.50 87.21 03:00:01 0 7.03 0.00 0.81 0.13 2.28 89.75 03:00:01 1 7.40 0.00 0.22 0.48 1.57 90.33 03:00:01 2 9.02 0.00 0.69 0.43 2.91 86.94 03:00:01 3 12.77 0.00 1.01 1.12 3.25 81.84 03:01:01 all 6.13 0.00 0.74 0.14 2.02 90.97 03:01:01 0 2.66 0.00 0.38 0.00 0.88 96.08 03:01:01 1 7.50 0.00 0.66 0.05 1.82 89.97 03:01:01 2 5.97 0.00 0.71 0.17 1.92 91.23 03:01:01 3 8.38 0.00 1.22 0.38 3.41 86.61 03:02:01 all 22.30 0.00 1.72 0.95 2.73 72.30 03:02:01 0 24.49 0.00 1.96 0.61 3.11 69.83 03:02:01 1 24.05 0.00 1.44 0.69 2.78 71.04 03:02:01 2 11.04 0.00 1.04 1.23 1.86 84.83 03:02:01 3 29.58 0.00 2.43 1.27 3.16 63.57 Average: all 15.99 0.00 1.27 1.39 2.68 78.67 Average: 0 14.42 0.00 1.22 1.17 2.42 80.76 Average: 1 15.79 0.00 1.05 0.78 2.38 79.99 Average: 2 14.21 0.00 1.26 2.57 2.69 79.27 Average: 3 19.52 0.00 1.54 1.05 3.24 74.65