---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2093 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 605 12573 0 2860 15105 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:2a:ab:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.141/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe2a:aba3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2093) 10/16/26 _x86_64_ (4 CPU) 03:04:33 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 92.13 3.88 88.25 62.66 19352.77 03:07:01 125.86 15.25 110.61 405.93 25278.32 03:08:01 35.84 3.20 32.64 345.14 15886.95 03:09:01 35.98 4.50 31.48 176.10 15335.98 Average: 72.45 6.71 65.75 247.46 18963.51 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13832276 15565812 2592684 15.79 69788 1855992 783500 4.48 644140 1715600 292012 03:07:01 13244032 15113156 3180928 19.37 82488 1971776 1256048 7.19 1131636 1801504 14076 03:08:01 12164196 14176696 4260764 25.94 86856 2106024 2220032 12.71 2088332 1911704 5700 03:09:01 12918920 15510552 3506040 21.35 90664 2672212 813348 4.65 973640 2258096 480464 Average: 13039856 15091554 3385104 20.61 82449 2151501 1268232 7.26 1209437 1921726 198063 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 107.95 71.87 1303.83 9.48 0.00 0.00 0.00 0.00 03:06:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 03:07:01 ens3 242.48 209.57 1246.08 72.23 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 946.36 600.60 1982.71 295.12 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 489.72 323.75 789.00 1834.32 0.00 0.00 0.00 0.00 03:09:01 lo 2.82 2.82 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 446.63 301.45 1330.40 552.79 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 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-2093) 10/16/26 _x86_64_ (4 CPU) 03:04:33 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.93 0.00 1.06 2.05 0.01 79.95 03:06:01 0 2.41 0.00 0.55 5.99 0.00 91.05 03:06:01 1 3.39 0.00 0.18 0.07 0.00 96.36 03:06:01 2 52.20 0.00 2.70 1.25 0.02 43.83 03:06:01 3 9.83 0.00 0.80 0.95 0.00 88.41 03:07:01 all 18.59 0.00 1.72 0.69 0.01 79.00 03:07:01 0 14.97 0.00 1.24 0.23 0.02 83.54 03:07:01 1 16.83 0.00 2.52 1.39 0.02 79.25 03:07:01 2 23.33 0.00 1.71 0.28 0.02 74.66 03:07:01 3 19.23 0.00 1.39 0.87 0.02 78.50 03:08:01 all 33.67 0.00 5.24 0.26 0.02 60.81 03:08:01 0 21.49 0.00 5.17 0.10 0.00 73.24 03:08:01 1 30.84 0.00 5.18 0.30 0.00 63.68 03:08:01 2 60.79 0.00 9.37 0.02 0.03 29.79 03:08:01 3 21.48 0.00 1.24 0.64 0.02 76.63 03:09:01 all 41.49 0.00 2.45 0.25 0.02 55.79 03:09:01 0 44.26 0.00 3.28 0.32 0.02 52.14 03:09:01 1 41.18 0.00 1.91 0.27 0.02 56.63 03:09:01 2 42.09 0.00 2.34 0.37 0.03 55.17 03:09:01 3 38.39 0.00 2.28 0.07 0.02 59.25 Average: all 27.66 0.00 2.61 0.82 0.01 68.90 Average: 0 20.81 0.00 2.56 1.66 0.01 74.96 Average: 1 22.98 0.00 2.44 0.50 0.01 74.07 Average: 2 44.62 0.00 4.03 0.48 0.03 50.84 Average: 3 22.22 0.00 1.43 0.63 0.01 75.71