---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1223 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 567 11880 0 3592 15142 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:54:0f:72 brd ff:ff:ff:ff:ff:ff inet 10.30.106.46/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe54:f72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1223) 10/13/26 _x86_64_ (4 CPU) 08:36:24 LINUX RESTART (4 CPU) 08:37:02 tps rtps wtps bread/s bwrtn/s 08:38:01 170.39 29.08 141.32 1711.71 45685.95 08:39:01 95.08 16.65 78.44 941.18 12256.89 08:40:01 97.93 2.18 95.75 60.25 10952.35 08:41:01 126.53 3.85 122.68 123.18 20172.37 Average: 122.28 12.87 109.41 704.86 22168.45 08:37:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:38:01 13496848 15430496 2928112 17.83 73648 2048180 897628 5.14 796748 1890564 228316 08:39:01 10804432 13031216 5620528 34.22 80560 2320964 3776148 21.61 3270940 2076992 134692 08:40:01 8502572 11292244 7922388 48.23 89748 2818276 4884280 27.95 5189772 2392668 339448 08:41:01 12244652 15570648 4180308 25.45 93952 3330644 751208 4.30 1200480 2629664 263500 Average: 11262126 13831151 5162834 31.43 84477 2629516 2577316 14.75 2614485 2247472 241489 08:37:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:38:01 ens3 197.53 147.67 2235.31 26.44 0.00 0.00 0.00 0.00 08:38:01 lo 0.95 0.95 0.11 0.11 0.00 0.00 0.00 0.00 08:39:01 ens3 299.92 208.17 1740.03 55.24 0.00 0.00 0.00 0.00 08:39:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 155.31 92.37 550.88 35.59 0.00 0.00 0.00 0.00 08:40:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:41:01 ens3 256.96 181.45 824.53 65.93 0.00 0.00 0.00 0.00 08:41:01 lo 1.53 1.53 13.54 13.54 0.00 0.00 0.00 0.00 Average: ens3 227.55 157.45 1333.90 45.88 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 3.43 3.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1223) 10/13/26 _x86_64_ (4 CPU) 08:36:24 LINUX RESTART (4 CPU) 08:37:02 CPU %user %nice %system %iowait %steal %idle 08:38:01 all 23.77 0.00 1.72 2.69 0.03 71.78 08:38:01 0 9.02 0.00 1.27 5.64 0.02 84.04 08:38:01 1 17.33 0.00 1.44 0.75 0.02 80.46 08:38:01 2 36.95 0.00 2.59 0.92 0.03 59.50 08:38:01 3 31.84 0.00 1.60 3.44 0.03 63.10 08:39:01 all 64.99 0.00 1.99 0.30 0.05 32.66 08:39:01 0 74.50 0.00 1.97 0.58 0.07 22.88 08:39:01 1 73.17 0.00 2.44 0.20 0.03 24.16 08:39:01 2 62.96 0.00 1.54 0.18 0.03 35.28 08:39:01 3 49.39 0.00 2.00 0.27 0.05 48.29 08:40:01 all 57.61 0.00 2.09 0.57 0.04 39.69 08:40:01 0 61.45 0.00 3.84 0.17 0.03 34.51 08:40:01 1 72.22 0.00 1.77 0.08 0.05 25.88 08:40:01 2 50.81 0.00 1.60 1.89 0.05 45.65 08:40:01 3 45.97 0.00 1.15 0.13 0.05 52.70 08:41:01 all 60.23 0.00 2.63 0.66 0.06 36.42 08:41:01 0 60.23 0.00 1.82 0.05 0.05 37.85 08:41:01 1 70.87 0.00 2.40 0.08 0.07 26.58 08:41:01 2 51.24 0.00 3.13 1.57 0.08 43.98 08:41:01 3 58.55 0.00 3.13 0.96 0.05 37.32 Average: all 51.78 0.00 2.11 1.05 0.05 45.02 Average: 0 51.49 0.00 2.23 1.59 0.04 44.64 Average: 1 58.57 0.00 2.02 0.28 0.04 39.10 Average: 2 50.55 0.00 2.21 1.14 0.05 46.04 Average: 3 46.49 0.00 1.97 1.19 0.05 50.31