---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8937 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.8G 11G 46% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 461 4067 0 3446 7215 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:46:85:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85989sec preferred_lft 85989sec inet6 fe80::f816:3eff:fe46:85d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8937) 08/22/26 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 107.63 53.99 53.64 3547.41 5124.63 15:10:01 56.42 0.20 56.22 23.60 10224.43 15:11:01 85.90 29.95 55.96 1661.46 41041.83 15:12:01 9.13 0.00 9.13 0.00 374.74 15:13:01 34.36 0.98 33.38 60.26 7653.12 15:14:01 32.47 1.77 30.71 122.63 5153.75 Average: 54.32 14.48 39.84 902.54 11595.24 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5963480 7385168 2203940 26.98 36776 1565520 718592 7.80 613688 1428220 87188 15:10:01 5780584 7487648 2386836 29.22 56712 1812376 602548 6.54 511568 1676180 143712 15:11:01 4355860 7199576 3811560 46.67 59560 2930260 874632 9.49 824084 2755272 1732 15:12:01 4342192 7193056 3825228 46.84 61468 2934664 874632 9.49 832960 2758800 1156 15:13:01 4075816 7159040 4091604 50.10 65072 3157672 901084 9.78 869748 2975700 7848 15:14:01 4194652 7415892 3972768 48.64 68444 3290164 665804 7.22 641256 3082224 26424 Average: 4785431 7306730 3381989 41.41 58005 2615109 772882 8.39 715551 2446066 44677 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 393.80 194.32 1455.52 62.72 0.00 0.00 0.00 0.00 15:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:10:01 ens3 20.18 17.96 360.35 3.35 0.00 0.00 0.00 0.00 15:10:01 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 15:11:01 ens3 687.69 412.50 17385.22 44.06 0.00 0.00 0.00 0.00 15:11:01 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 15:12:01 ens3 50.76 71.15 56.42 14.01 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 497.15 408.03 3647.16 57.17 0.00 0.00 0.00 0.00 15:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:14:01 ens3 69.84 74.36 425.16 20.37 0.00 0.00 0.00 0.00 15:14:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 286.56 196.38 3888.21 33.61 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8937) 08/22/26 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 22.45 0.00 1.79 3.98 2.53 69.25 15:09:01 0 29.23 0.00 1.99 2.68 2.48 63.62 15:09:01 1 16.61 0.00 1.64 4.41 2.06 75.29 15:09:01 2 16.87 0.00 1.64 7.47 3.32 70.71 15:09:01 3 27.15 0.00 1.89 1.32 2.30 67.34 15:10:01 all 19.79 0.00 1.34 1.99 1.90 74.98 15:10:01 0 25.93 0.00 1.93 0.53 1.31 70.31 15:10:01 1 4.57 0.00 0.66 4.50 0.88 89.40 15:10:01 2 34.79 0.00 1.70 0.38 2.05 61.08 15:10:01 3 13.97 0.00 1.09 2.50 3.32 79.12 15:11:01 all 16.29 0.00 1.79 2.07 2.74 77.11 15:11:01 0 19.97 0.00 3.07 2.12 2.52 72.32 15:11:01 1 16.07 0.00 1.41 0.99 2.53 79.00 15:11:01 2 10.01 0.00 1.76 2.32 2.63 83.29 15:11:01 3 19.13 0.00 0.96 2.86 3.30 73.75 15:12:01 all 4.98 0.00 0.48 0.05 1.82 92.68 15:12:01 0 0.60 0.00 0.17 0.00 0.65 98.59 15:12:01 1 8.72 0.00 0.43 0.02 1.97 88.86 15:12:01 2 6.14 0.00 0.64 0.00 1.85 91.37 15:12:01 3 4.44 0.00 0.64 0.15 2.79 91.98 15:13:01 all 11.47 0.00 1.21 0.32 2.73 84.27 15:13:01 0 6.42 0.00 0.76 0.08 1.98 90.76 15:13:01 1 17.46 0.00 1.02 0.16 2.54 78.82 15:13:01 2 14.52 0.00 2.15 0.41 3.07 79.84 15:13:01 3 7.48 0.00 0.90 0.62 3.34 87.65 15:14:01 all 20.38 0.00 1.26 1.19 1.79 75.38 15:14:01 0 4.00 0.00 0.66 0.00 0.86 94.48 15:14:01 1 17.65 0.00 1.38 0.07 1.85 79.06 15:14:01 2 16.73 0.00 1.48 0.95 2.12 78.71 15:14:01 3 43.18 0.00 1.54 3.75 2.32 49.20 Average: all 15.89 0.00 1.31 1.60 2.25 78.95 Average: 0 14.35 0.00 1.43 0.90 1.63 81.68 Average: 1 13.51 0.00 1.09 1.68 1.97 81.74 Average: 2 16.50 0.00 1.56 1.93 2.51 77.50 Average: 3 19.17 0.00 1.17 1.87 2.90 74.90