---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1773 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 417 1128 0 2397 3258 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:f2:2b:65 brd ff:ff:ff:ff:ff:ff inet 10.32.6.13/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fef2:2b65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1773) 12/23/23 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 147.63 79.22 68.41 5228.86 41903.57 15:10:01 83.59 29.01 54.57 1622.13 11401.30 15:11:01 20.91 0.02 20.90 0.13 2439.19 15:12:01 9.48 0.12 9.37 1.73 3503.02 15:13:01 60.92 2.80 58.12 192.63 9534.41 Average: 64.51 22.23 42.27 1409.10 13756.30 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1875396 3426124 2163256 53.56 48300 1658920 539248 10.60 493668 1499748 142768 15:10:01 1443896 3241772 2594756 64.25 58580 1885760 726344 14.28 693636 1710628 61816 15:11:01 1429240 3233824 2609412 64.61 59768 1890460 734324 14.43 703068 1714460 1384 15:12:01 1294024 3200972 2744628 67.96 61060 1989312 760852 14.96 735328 1811832 3300 15:13:01 1148572 3330016 2890080 71.56 68924 2249960 620056 12.19 645860 2034864 44644 Average: 1438226 3286542 2600426 64.39 59326 1934882 676165 13.29 654312 1754306 50782 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 325.73 217.83 1311.07 60.78 0.00 0.00 0.00 0.00 15:09:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 15:10:01 ens3 123.45 112.81 1081.98 23.90 0.00 0.00 0.00 0.00 15:10:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 57.84 82.42 72.61 13.18 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 346.23 289.92 1693.31 30.76 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 333.98 351.62 2504.25 61.30 0.00 0.00 0.00 0.00 15:13:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 237.44 210.92 1332.64 37.99 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1773) 12/23/23 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.03 0.00 2.36 4.51 0.06 72.04 15:09:01 0 25.35 0.00 2.52 10.34 0.07 61.72 15:09:01 1 27.55 0.00 3.34 3.36 0.07 65.68 15:09:01 2 19.43 0.00 2.27 2.96 0.07 75.28 15:09:01 3 11.84 0.00 1.27 1.39 0.03 85.47 15:10:01 all 17.93 0.00 1.00 1.73 0.05 79.30 15:10:01 0 8.09 0.00 0.63 3.95 0.02 87.31 15:10:01 1 16.89 0.00 0.84 1.89 0.07 80.32 15:10:01 2 32.02 0.00 1.87 1.05 0.07 64.99 15:10:01 3 14.79 0.00 0.67 0.02 0.05 84.47 15:11:01 all 4.90 0.00 0.20 0.20 0.03 94.67 15:11:01 0 2.81 0.00 0.07 0.17 0.02 96.94 15:11:01 1 5.51 0.00 0.27 0.58 0.03 93.61 15:11:01 2 7.92 0.00 0.43 0.03 0.03 91.58 15:11:01 3 3.34 0.00 0.05 0.00 0.02 96.60 15:12:01 all 4.34 0.00 0.27 0.06 0.03 95.30 15:12:01 0 4.24 0.00 0.22 0.10 0.03 95.41 15:12:01 1 6.14 0.00 0.43 0.15 0.03 93.24 15:12:01 2 3.03 0.00 0.27 0.02 0.05 96.64 15:12:01 3 3.94 0.00 0.17 0.00 0.02 95.88 15:13:01 all 19.46 0.00 1.32 1.04 0.06 78.12 15:13:01 0 6.28 0.00 0.83 2.45 0.03 90.40 15:13:01 1 26.17 0.00 1.24 1.20 0.05 71.34 15:13:01 2 22.40 0.00 2.13 0.12 0.07 75.29 15:13:01 3 23.03 0.00 1.09 0.40 0.07 75.42 Average: all 13.54 0.00 1.03 1.51 0.05 83.88 Average: 0 9.36 0.00 0.85 3.41 0.03 86.35 Average: 1 16.43 0.00 1.22 1.43 0.05 80.86 Average: 2 16.97 0.00 1.40 0.84 0.06 80.74 Average: 3 11.39 0.00 0.65 0.36 0.04 87.57