---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10104 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 8.7G 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 549 12907 0 2583 15159 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:0d:08:2a brd ff:ff:ff:ff:ff:ff inet 10.30.107.117/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85990sec preferred_lft 85990sec inet6 fe80::f816:3eff:fe0d:82a/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-10104) 05/13/26 _x86_64_ (4 CPU) 08:10:17 LINUX RESTART (4 CPU) 08:11:03 tps rtps wtps bread/s bwrtn/s 08:12:01 16.10 0.00 16.10 0.00 17604.14 08:13:01 260.92 22.88 238.04 854.52 5434.43 08:14:01 136.04 14.46 121.58 527.91 15606.33 08:15:01 102.40 10.26 92.13 432.73 9269.92 08:16:01 45.83 1.57 44.26 64.52 4164.11 08:17:01 102.83 17.93 84.90 1158.47 8000.00 Average: 111.22 11.25 99.97 509.19 9970.75 08:11:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 14463232 15688572 1961728 11.94 32064 1412424 707988 4.05 489792 1295728 16 08:13:01 14039940 15535500 2385020 14.52 51544 1651324 834212 4.77 692076 1490724 161956 08:14:01 13535844 15428020 2889116 17.59 83680 1989464 930180 5.32 826008 1807232 147588 08:15:01 13420652 15497440 3004308 18.29 97000 2145624 838304 4.80 794452 1926264 73928 08:16:01 13346456 15585120 3078504 18.74 107896 2272556 752812 4.31 735320 2036656 127056 08:17:01 13221544 15527132 3203416 19.50 113544 2331324 781772 4.47 843420 2050644 11216 Average: 13671278 15543631 2753682 16.77 80955 1967119 807545 4.62 730178 1767875 86960 08:11:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 ens3 3.31 1.81 1.29 1.92 0.00 0.00 0.00 0.00 08:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 ens3 162.71 103.07 1111.07 44.92 0.00 0.00 0.00 0.00 08:13:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 08:14:01 ens3 76.14 58.22 813.53 13.62 0.00 0.00 0.00 0.00 08:14:01 lo 1.40 1.40 0.16 0.16 0.00 0.00 0.00 0.00 08:15:01 ens3 61.61 58.96 111.69 15.86 0.00 0.00 0.00 0.00 08:15:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 08:16:01 ens3 10.48 8.97 6.53 8.40 0.00 0.00 0.00 0.00 08:16:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:17:01 ens3 86.60 63.61 108.25 35.79 0.00 0.00 0.00 0.00 08:17:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 67.16 49.37 360.72 20.19 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10104) 05/13/26 _x86_64_ (4 CPU) 08:10:17 LINUX RESTART (4 CPU) 08:11:03 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 0.31 0.00 0.02 0.34 0.00 99.33 08:12:01 0 0.05 0.00 0.02 0.00 0.00 99.93 08:12:01 1 0.95 0.00 0.03 0.07 0.02 98.93 08:12:01 2 0.09 0.00 0.02 1.28 0.02 98.60 08:12:01 3 0.14 0.00 0.03 0.00 0.00 99.83 08:13:01 all 12.44 0.00 1.18 2.22 0.04 84.12 08:13:01 0 21.47 0.00 1.10 0.72 0.05 76.66 08:13:01 1 2.96 0.00 1.54 7.55 0.03 87.91 08:13:01 2 16.23 0.00 1.22 0.32 0.03 82.20 08:13:01 3 9.05 0.00 0.84 0.30 0.03 89.78 08:14:01 all 21.86 0.00 1.99 1.19 0.07 74.89 08:14:01 0 28.56 0.00 2.18 0.37 0.10 68.80 08:14:01 1 26.80 0.00 2.12 2.85 0.07 68.16 08:14:01 2 13.80 0.00 1.94 1.27 0.07 82.92 08:14:01 3 18.31 0.00 1.75 0.27 0.05 79.62 08:15:01 all 23.78 0.00 1.35 0.71 0.06 74.10 08:15:01 0 19.22 0.00 0.82 0.27 0.05 79.64 08:15:01 1 13.67 0.00 1.15 1.22 0.03 83.93 08:15:01 2 26.97 0.00 1.86 1.14 0.07 69.96 08:15:01 3 35.23 0.00 1.57 0.23 0.08 62.89 08:16:01 all 24.02 0.00 0.98 0.40 0.06 74.54 08:16:01 0 5.95 0.00 0.42 0.00 0.05 93.58 08:16:01 1 46.52 0.00 1.75 0.60 0.10 51.03 08:16:01 2 6.44 0.00 0.87 0.88 0.03 91.78 08:16:01 3 37.09 0.00 0.92 0.08 0.07 61.84 08:17:01 all 20.57 0.00 3.04 0.76 0.07 75.56 08:17:01 0 19.99 0.00 2.71 0.22 0.05 77.03 08:17:01 1 20.13 0.00 2.53 0.20 0.07 77.07 08:17:01 2 12.36 0.00 3.41 2.16 0.05 82.03 08:17:01 3 29.75 0.00 3.48 0.50 0.08 66.18 Average: all 17.25 0.00 1.44 0.94 0.05 80.33 Average: 0 15.96 0.00 1.21 0.26 0.05 82.52 Average: 1 18.60 0.00 1.53 2.09 0.05 77.73 Average: 2 12.71 0.00 1.56 1.17 0.04 84.51 Average: 3 21.72 0.00 1.44 0.23 0.05 76.56