---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4041 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: 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 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 9.0G 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 611 12562 0 2865 15099 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:ea:58:63 brd ff:ff:ff:ff:ff:ff inet 10.30.106.107/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:feea:5863/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4041) 10/22/26 _x86_64_ (4 CPU) 03:04:42 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 85.32 17.26 68.06 676.29 14975.90 03:07:01 112.61 11.69 100.92 304.63 23042.33 03:08:01 61.66 3.80 57.86 107.45 14874.59 03:09:01 31.63 6.30 25.33 433.53 10156.17 Average: 72.64 9.76 62.88 380.79 15731.79 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 14014812 15600940 2410156 14.67 61596 1725376 746520 4.27 613044 1584276 187884 03:07:01 13535956 15355848 2889012 17.59 78064 1929896 1211976 6.94 880560 1768080 14760 03:08:01 12703896 14701872 3721072 22.65 86148 2092640 1592636 9.11 1550936 1916172 36 03:09:01 12349048 14519132 4075920 24.82 89748 2256340 1653320 9.46 1805100 2004960 99868 Average: 13150928 15044448 3274040 19.93 78889 2001063 1301113 7.45 1212410 1818372 75637 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 99.37 71.07 1061.87 8.89 0.00 0.00 0.00 0.00 03:06:02 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 03:07:01 ens3 161.38 147.84 955.52 38.49 0.00 0.00 0.00 0.00 03:07:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 1266.21 774.89 2607.36 287.67 0.00 0.00 0.00 0.00 03:08:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 720.15 373.82 869.90 228.19 0.00 0.00 0.00 0.00 03:09:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 563.45 342.72 1375.41 141.24 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4041) 10/22/26 _x86_64_ (4 CPU) 03:04:42 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 13.98 0.00 0.91 4.09 0.00 81.01 03:06:02 0 11.68 0.00 0.50 1.79 0.02 86.02 03:06:02 1 34.45 0.00 1.95 3.79 0.02 59.79 03:06:02 2 2.31 0.00 0.67 9.98 0.00 87.05 03:06:02 3 7.51 0.00 0.52 0.80 0.00 91.17 03:07:01 all 13.57 0.00 1.39 0.98 0.01 84.05 03:07:01 0 7.68 0.00 1.37 0.88 0.00 90.06 03:07:01 1 31.11 0.00 1.70 0.29 0.02 66.89 03:07:01 2 8.23 0.00 1.24 2.62 0.02 87.89 03:07:01 3 7.32 0.00 1.24 0.12 0.00 91.32 03:08:01 all 34.14 0.00 3.65 0.18 0.03 62.00 03:08:01 0 35.43 0.00 4.74 0.45 0.03 59.34 03:08:01 1 25.67 0.00 3.03 0.13 0.02 71.16 03:08:01 2 56.28 0.00 4.84 0.15 0.03 38.69 03:08:01 3 19.13 0.00 1.99 0.02 0.02 78.85 03:09:01 all 42.49 0.00 4.04 0.21 0.01 53.25 03:09:01 0 34.96 0.00 1.56 0.59 0.00 62.90 03:09:01 1 45.15 0.00 5.65 0.10 0.02 49.08 03:09:01 2 46.59 0.00 3.15 0.05 0.02 50.19 03:09:01 3 43.23 0.00 5.80 0.10 0.02 50.85 Average: all 26.08 0.00 2.50 1.37 0.01 70.04 Average: 0 22.49 0.00 2.05 0.93 0.01 74.53 Average: 1 34.11 0.00 3.09 1.08 0.02 61.71 Average: 2 28.36 0.00 2.48 3.21 0.02 65.94 Average: 3 19.34 0.00 2.39 0.26 0.01 78.00