---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-708 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 7.7G 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 928 674 0 2340 2749 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:f3:cc:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fef3:ccd3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-708) 05/10/25 _x86_64_ (4 CPU) 22:37:52 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 143.24 54.36 88.89 3585.40 18991.50 22:40:01 80.49 29.77 50.72 1630.92 10086.10 22:41:01 10.53 0.00 10.53 0.00 468.86 22:42:01 50.79 4.67 46.13 179.04 10954.84 22:43:01 20.63 0.75 19.88 86.25 5956.07 Average: 61.14 17.91 43.23 1096.34 9291.50 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 1785048 3355448 2253604 55.80 50680 1675136 605564 11.90 543464 1535100 169404 22:40:01 1501972 3233856 2536680 62.81 57684 1822172 738948 14.53 678876 1667784 4412 22:41:01 1477888 3217544 2560764 63.41 59748 1826944 742940 14.60 697332 1671536 1896 22:42:01 720308 2890060 3318344 82.16 63972 2243576 998108 19.62 1164156 1945168 102528 22:43:01 730248 2850688 3308404 81.92 66268 2192852 1050476 20.65 1349692 1749360 23660 Average: 1243093 3109519 2795559 69.22 59670 1952136 827207 16.26 886704 1713790 60380 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 392.87 251.69 1621.60 70.58 0.00 0.00 0.00 0.00 22:39:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:40:01 ens3 111.23 107.78 723.35 22.96 0.00 0.00 0.00 0.00 22:40:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:41:01 ens3 60.34 86.95 67.92 14.12 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 922.48 764.24 4439.96 136.35 0.00 0.00 0.00 0.00 22:42:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 22:43:01 ens3 88.85 52.87 32.58 250.37 0.00 0.00 0.00 0.00 22:43:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 315.15 252.70 1377.06 98.87 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 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-708) 05/10/25 _x86_64_ (4 CPU) 22:37:52 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 21.74 0.00 1.59 4.18 0.06 72.43 22:39:01 0 16.17 0.00 1.18 1.94 0.05 80.66 22:39:01 1 26.85 0.00 1.89 8.18 0.05 63.03 22:39:01 2 21.99 0.00 1.80 4.46 0.07 71.69 22:39:01 3 21.95 0.00 1.48 2.13 0.05 74.39 22:40:01 all 12.34 0.00 0.70 1.44 0.05 85.46 22:40:01 0 11.57 0.00 0.67 0.39 0.07 87.30 22:40:01 1 15.20 0.00 0.90 1.05 0.05 82.81 22:40:01 2 12.67 0.00 0.50 1.29 0.03 85.51 22:40:01 3 9.92 0.00 0.70 3.06 0.07 86.25 22:41:01 all 3.85 0.00 0.18 0.03 0.04 95.89 22:41:01 0 2.52 0.00 0.17 0.00 0.05 97.27 22:41:01 1 4.56 0.00 0.35 0.08 0.05 94.95 22:41:01 2 6.36 0.00 0.10 0.00 0.03 93.51 22:41:01 3 1.99 0.00 0.12 0.03 0.05 97.81 22:42:01 all 24.61 0.00 1.29 0.41 0.07 73.62 22:42:01 0 25.28 0.00 0.85 0.13 0.05 73.68 22:42:01 1 25.32 0.00 1.15 0.45 0.05 73.03 22:42:01 2 25.99 0.00 1.52 0.28 0.07 72.14 22:42:01 3 21.82 0.00 1.65 0.77 0.08 75.68 22:43:01 all 23.92 0.00 0.80 0.48 0.05 74.76 22:43:01 0 11.09 0.00 0.65 1.34 0.05 86.87 22:43:01 1 31.32 0.00 0.72 0.47 0.05 67.45 22:43:01 2 34.60 0.00 1.00 0.08 0.03 64.28 22:43:01 3 18.63 0.00 0.83 0.03 0.05 80.45 Average: all 17.29 0.00 0.91 1.31 0.05 80.44 Average: 0 13.33 0.00 0.71 0.76 0.05 85.15 Average: 1 20.64 0.00 1.00 2.04 0.05 76.26 Average: 2 20.32 0.00 0.98 1.22 0.05 77.42 Average: 3 14.85 0.00 0.95 1.21 0.06 82.93