---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1211 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 559 12616 0 2863 15151 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:b8:8c:00 brd ff:ff:ff:ff:ff:ff inet 10.30.106.221/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:feb8:8c00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1211) 09/14/26 _x86_64_ (4 CPU) 03:04:37 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 110.46 4.03 106.43 64.12 47433.03 03:07:01 112.79 11.96 100.83 310.32 14583.02 03:08:01 40.21 6.80 33.41 444.86 5594.40 03:09:01 30.48 4.45 26.03 172.90 4319.01 Average: 73.32 6.79 66.53 247.79 17996.59 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13844740 15537252 2580228 15.71 66872 1821580 816272 4.67 690832 1665980 265888 03:07:01 13485084 15331776 2939884 17.90 80620 1952648 1172272 6.71 910148 1785780 11012 03:08:01 12303692 14319272 4121276 25.09 86492 2109312 2047704 11.72 1948212 1913468 7900 03:09:01 12917484 15511660 3507484 21.35 90296 2675060 791928 4.53 972860 2261352 477708 Average: 13137750 15174990 3287218 20.01 81070 2139650 1207044 6.91 1130513 1906645 190627 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 105.47 74.67 1315.73 9.65 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 246.59 209.49 1044.72 72.97 0.00 0.00 0.00 0.00 03:07:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 03:08:01 ens3 1677.07 1134.76 2458.75 435.35 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 458.36 311.11 828.40 243.85 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 623.44 433.44 1413.44 190.95 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1211) 09/14/26 _x86_64_ (4 CPU) 03:04:37 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 16.51 0.00 1.20 2.64 0.01 79.64 03:06:02 0 4.68 0.00 0.42 0.10 0.02 94.78 03:06:02 1 32.99 0.00 2.40 0.83 0.00 63.78 03:06:02 2 24.26 0.00 1.39 0.47 0.02 73.87 03:06:02 3 4.03 0.00 0.59 9.15 0.02 86.21 03:07:01 all 15.46 0.00 1.68 0.52 0.03 82.31 03:07:01 0 13.65 0.00 1.77 0.03 0.03 84.52 03:07:01 1 17.83 0.00 1.54 1.15 0.03 79.44 03:07:01 2 15.40 0.00 1.60 0.59 0.02 82.40 03:07:01 3 14.98 0.00 1.86 0.29 0.02 82.86 03:08:01 all 38.70 0.00 5.10 0.10 0.02 56.09 03:08:01 0 26.45 0.00 5.64 0.02 0.02 67.88 03:08:01 1 33.83 0.00 3.92 0.07 0.00 62.18 03:08:01 2 55.41 0.00 3.71 0.30 0.03 40.54 03:08:01 3 39.25 0.00 7.07 0.02 0.02 53.64 03:09:01 all 40.86 0.00 2.16 0.09 0.03 56.87 03:09:01 0 35.84 0.00 2.09 0.02 0.03 62.01 03:09:01 1 38.21 0.00 2.29 0.08 0.03 59.38 03:09:01 2 33.86 0.00 1.90 0.17 0.03 64.04 03:09:01 3 55.59 0.00 2.38 0.08 0.02 41.93 Average: all 27.94 0.00 2.54 0.84 0.02 68.66 Average: 0 20.22 0.00 2.49 0.04 0.03 77.22 Average: 1 30.76 0.00 2.54 0.53 0.02 66.15 Average: 2 32.30 0.00 2.15 0.38 0.03 65.15 Average: 3 28.53 0.00 2.98 2.40 0.02 66.08