---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9981 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: 2799.998 BogoMIPS: 5599.99 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 40% / 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 418 1208 0 2317 3259 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:4d:c0:00 brd ff:ff:ff:ff:ff:ff inet 10.32.7.211/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85992sec preferred_lft 85992sec inet6 fe80::f816:3eff:fe4d:c000/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9981) 11/09/24 _x86_64_ (4 CPU) 20:22:43 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 125.18 37.01 88.17 1697.18 6637.16 20:25:01 75.65 29.06 46.59 1623.46 9161.81 20:26:01 8.88 0.02 8.87 0.13 332.21 20:27:01 39.96 10.53 29.43 729.75 3682.59 20:28:01 2.23 0.08 2.15 2.93 119.45 20:29:01 33.71 4.40 29.31 185.97 2719.68 Average: 47.60 13.52 34.09 706.57 3775.48 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1729992 3354352 2308660 57.16 53016 1723860 609448 11.98 570532 1557156 182172 20:25:01 1482540 3227576 2556112 63.29 57772 1834764 719024 14.13 706456 1659096 1648 20:26:01 1469244 3221324 2569408 63.62 59612 1839120 726908 14.29 715052 1662692 2288 20:27:01 393944 2272404 3644708 90.25 62136 1958984 1631932 32.08 1696476 1742700 2260 20:28:01 372888 2251588 3665764 90.77 62216 1959068 1658168 32.59 1719164 1740364 56 20:29:01 1274144 3371956 2764508 68.45 66648 2169420 576856 11.34 691768 1863348 155008 Average: 1120459 2949867 2918193 72.26 60233 1914203 987056 19.40 1016575 1704226 57239 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 20:24:01 ens3 129.61 100.52 1009.07 25.71 0.00 0.00 0.00 0.00 20:25:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:25:01 ens3 123.78 128.23 646.62 26.28 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 58.56 84.47 62.41 13.53 0.00 0.00 0.00 0.00 20:27:01 lo 3.67 3.67 1.57 1.57 0.00 0.00 0.00 0.00 20:27:01 ens3 226.48 267.82 1588.05 38.15 0.00 0.00 0.00 0.00 20:28:01 lo 13.00 13.00 3.50 3.50 0.00 0.00 0.00 0.00 20:28:01 ens3 4.13 3.08 0.95 1.00 0.00 0.00 0.00 0.00 20:29:01 lo 13.71 13.71 3.00 3.00 0.00 0.00 0.00 0.00 20:29:01 ens3 231.33 249.93 1113.07 45.74 0.00 0.00 0.00 0.00 Average: lo 5.48 5.48 1.38 1.38 0.00 0.00 0.00 0.00 Average: ens3 128.98 139.01 736.69 25.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9981) 11/09/24 _x86_64_ (4 CPU) 20:22:43 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 19.21 0.00 1.50 3.79 0.05 75.46 20:24:01 0 18.38 0.00 1.25 1.34 0.07 78.96 20:24:01 1 32.00 0.00 2.11 3.74 0.05 62.10 20:24:01 2 23.44 0.00 1.57 2.09 0.07 72.83 20:24:01 3 3.21 0.00 1.06 7.88 0.03 87.82 20:25:01 all 12.44 0.00 0.71 1.30 0.05 85.49 20:25:01 0 15.48 0.00 0.48 0.52 0.05 83.47 20:25:01 1 11.32 0.00 0.57 1.42 0.05 86.65 20:25:01 2 13.74 0.00 1.00 2.31 0.07 82.88 20:25:01 3 9.22 0.00 0.79 1.00 0.03 88.96 20:26:01 all 4.09 0.00 0.25 0.04 0.03 95.60 20:26:01 0 5.32 0.00 0.42 0.00 0.03 94.23 20:26:01 1 3.00 0.00 0.07 0.00 0.02 96.92 20:26:01 2 2.20 0.00 0.17 0.05 0.05 97.53 20:26:01 3 5.80 0.00 0.33 0.10 0.03 93.74 20:27:01 all 27.56 0.00 1.04 0.48 0.06 70.86 20:27:01 0 30.54 0.00 0.85 0.13 0.05 68.42 20:27:01 1 23.92 0.00 0.74 0.15 0.05 75.14 20:27:01 2 27.72 0.00 1.03 1.15 0.08 70.01 20:27:01 3 28.04 0.00 1.57 0.50 0.07 69.83 20:28:01 all 2.96 0.00 0.26 0.03 0.03 96.72 20:28:01 0 2.57 0.00 0.20 0.00 0.03 97.20 20:28:01 1 2.69 0.00 0.23 0.00 0.05 97.03 20:28:01 2 3.73 0.00 0.30 0.08 0.03 95.85 20:28:01 3 2.86 0.00 0.30 0.00 0.02 96.83 20:29:01 all 15.72 0.00 1.00 0.33 0.06 82.88 20:29:01 0 11.69 0.00 0.95 0.00 0.05 87.31 20:29:01 1 26.05 0.00 1.14 0.17 0.07 72.58 20:29:01 2 7.87 0.00 0.94 1.11 0.05 90.03 20:29:01 3 17.25 0.00 0.99 0.07 0.07 81.63 Average: all 13.66 0.00 0.79 0.99 0.05 84.51 Average: 0 13.99 0.00 0.69 0.33 0.05 84.94 Average: 1 16.49 0.00 0.81 0.91 0.05 81.75 Average: 2 13.12 0.00 0.84 1.13 0.06 84.86 Average: 3 11.05 0.00 0.84 1.60 0.04 86.48