---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2653 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 551 12616 0 2872 15160 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:7b:65:9c brd ff:ff:ff:ff:ff:ff inet 10.30.107.227/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fe7b:659c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2653) 06/26/26 _x86_64_ (4 CPU) 03:05:27 LINUX RESTART (4 CPU) 03:06:02 tps rtps wtps bread/s bwrtn/s 03:07:01 99.27 3.97 95.31 64.94 45616.27 03:08:01 133.76 15.49 118.26 407.33 15346.62 03:09:01 29.81 3.18 26.63 341.94 5020.63 03:10:01 38.11 7.95 30.16 200.50 4459.39 03:11:01 38.39 0.42 37.98 28.53 16848.93 Average: 67.77 6.21 61.56 209.14 17364.14 03:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13936028 15543172 2488940 15.15 64560 1743500 810284 4.64 672700 1601132 183568 03:08:01 13292756 15177244 3132212 19.07 83848 1985032 1194196 6.83 1070192 1813576 22644 03:09:01 12405776 14427732 4019192 24.47 86848 2115508 1972460 11.29 1840608 1920816 7200 03:10:01 12918388 15519528 3506580 21.35 91800 2680660 827576 4.74 962888 2268640 479164 03:11:01 12942384 15547212 3482584 21.20 94104 2681900 741836 4.25 981336 2228644 10624 Average: 13099066 15242978 3325902 20.25 84232 2241320 1109270 6.35 1105545 1966562 140640 03:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 130.18 83.60 1155.28 10.95 0.00 0.00 0.00 0.00 03:07:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 03:08:01 ens3 266.04 246.58 1439.47 65.96 0.00 0.00 0.00 0.00 03:08:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:09:01 ens3 2526.48 1509.07 2295.53 534.45 0.00 0.00 0.00 0.00 03:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:10:01 ens3 673.57 407.27 839.89 1312.41 0.00 0.00 0.00 0.00 03:10:01 lo 2.95 2.95 0.26 0.26 0.00 0.00 0.00 0.00 03:11:01 ens3 31.96 34.33 20.18 563.10 0.00 0.00 0.00 0.00 03:11:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 727.62 457.41 1150.06 498.99 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2653) 06/26/26 _x86_64_ (4 CPU) 03:05:27 LINUX RESTART (4 CPU) 03:06:02 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 13.87 0.00 1.11 3.61 0.05 81.37 03:07:01 0 13.10 0.00 1.30 6.86 0.03 78.71 03:07:01 1 10.13 0.00 0.95 6.09 0.07 82.76 03:07:01 2 19.21 0.00 1.24 0.87 0.05 78.63 03:07:01 3 13.02 0.00 0.95 0.65 0.03 85.35 03:08:01 all 22.61 0.00 1.98 1.85 0.08 73.48 03:08:01 0 19.91 0.00 2.38 1.83 0.08 75.79 03:08:01 1 30.88 0.00 2.09 4.89 0.07 62.07 03:08:01 2 23.40 0.00 2.53 0.27 0.08 73.72 03:08:01 3 16.24 0.00 0.92 0.38 0.07 82.39 03:09:01 all 37.30 0.00 5.60 0.08 0.09 56.93 03:09:01 0 24.66 0.00 6.02 0.02 0.08 69.22 03:09:01 1 66.40 0.00 6.26 0.07 0.13 27.13 03:09:01 2 28.30 0.00 5.01 0.03 0.07 66.58 03:09:01 3 29.81 0.00 5.11 0.20 0.07 64.81 03:10:01 all 40.87 0.00 2.10 0.24 0.08 56.72 03:10:01 0 42.02 0.00 2.44 0.13 0.08 55.32 03:10:01 1 44.01 0.00 1.62 0.40 0.07 53.90 03:10:01 2 39.56 0.00 2.90 0.23 0.10 57.20 03:10:01 3 37.86 0.00 1.40 0.18 0.08 60.46 03:11:01 all 15.39 0.00 1.05 5.40 0.05 78.11 03:11:01 0 7.21 0.00 0.80 1.90 0.05 90.04 03:11:01 1 10.27 0.00 1.06 3.85 0.03 84.78 03:11:01 2 18.62 0.00 0.70 6.52 0.05 74.11 03:11:01 3 25.45 0.00 1.62 9.34 0.05 63.54 Average: all 26.05 0.00 2.37 2.23 0.07 69.28 Average: 0 21.41 0.00 2.59 2.13 0.07 73.80 Average: 1 32.43 0.00 2.40 3.05 0.07 62.04 Average: 2 25.84 0.00 2.48 1.59 0.07 70.02 Average: 3 24.51 0.00 2.00 2.15 0.06 71.27