---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3028 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 7.7G 12G 40% / 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 480 5176 0 2319 7212 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:50:7a:34 brd ff:ff:ff:ff:ff:ff inet 10.32.7.140/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fe50:7a34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3028) 09/06/25 _x86_64_ (4 CPU) 16:36:59 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 185.49 102.02 83.47 5343.64 40292.63 16:39:01 54.21 0.22 53.99 26.66 9130.88 16:40:01 61.86 32.52 29.34 1991.60 7043.79 16:41:01 16.71 7.73 8.98 418.32 3486.26 16:42:01 24.23 1.53 22.70 102.52 7215.46 Average: 68.50 28.80 39.69 1576.49 13432.93 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 6023384 7413700 2144036 26.25 36260 1534456 682720 7.41 587580 1394544 68884 16:39:01 5742776 7381360 2424644 29.69 55388 1748568 697164 7.56 632960 1598976 125204 16:40:01 5343580 7200300 2823840 34.57 62472 1952452 866352 9.40 832548 1784132 93520 16:41:01 4437608 6315536 3729812 45.67 63232 1971712 1646088 17.86 1762536 1751900 248 16:42:01 5254628 7336500 2912792 35.66 68428 2166016 733432 7.96 806856 1887204 26612 Average: 5360395 7129479 2807025 34.37 57156 1874641 925151 10.04 924496 1683351 62894 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 394.50 225.65 1217.52 64.74 0.00 0.00 0.00 0.00 16:38:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 16:39:01 ens3 39.54 31.83 532.82 4.18 0.00 0.00 0.00 0.00 16:39:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 16:40:01 ens3 219.84 191.72 2334.65 32.74 0.00 0.00 0.00 0.00 16:40:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 16:41:01 ens3 13.83 12.89 90.04 2.43 0.00 0.00 0.00 0.00 16:41:01 lo 86.89 86.89 32.04 32.04 0.00 0.00 0.00 0.00 16:42:01 ens3 125.81 114.86 1255.09 20.23 0.00 0.00 0.00 0.00 16:42:01 lo 33.49 33.49 4.26 4.26 0.00 0.00 0.00 0.00 Average: ens3 158.70 115.39 1086.00 24.86 0.00 0.00 0.00 0.00 Average: lo 24.83 24.83 7.33 7.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3028) 09/06/25 _x86_64_ (4 CPU) 16:36:59 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.10 0.00 3.23 5.97 2.69 67.02 16:38:01 0 14.01 0.00 1.71 4.04 2.19 78.06 16:38:01 1 10.37 0.00 5.40 3.81 2.46 77.96 16:38:01 2 44.04 0.00 3.25 7.17 3.52 42.02 16:38:01 3 15.94 0.00 2.54 8.87 2.57 70.09 16:39:01 all 20.57 0.00 1.31 1.69 1.21 75.23 16:39:01 0 15.07 0.00 0.85 0.72 0.95 82.41 16:39:01 1 23.58 0.00 1.53 0.20 1.39 73.30 16:39:01 2 32.64 0.00 1.96 5.77 1.79 57.84 16:39:01 3 10.98 0.00 0.87 0.08 0.70 87.37 16:40:01 all 19.26 0.00 1.22 1.30 2.79 75.44 16:40:01 0 15.10 0.00 1.00 1.11 2.23 80.57 16:40:01 1 28.78 0.00 1.03 0.84 2.61 66.74 16:40:01 2 16.40 0.00 1.93 2.42 3.55 75.70 16:40:01 3 16.73 0.00 0.93 0.81 2.76 78.77 16:41:01 all 46.30 0.00 1.41 0.46 5.61 46.22 16:41:01 0 47.18 0.00 1.55 0.44 5.95 44.88 16:41:01 1 44.62 0.00 1.55 0.43 5.38 48.02 16:41:01 2 48.45 0.00 1.30 0.78 5.73 43.74 16:41:01 3 44.93 0.00 1.24 0.20 5.38 48.25 16:42:01 all 27.10 0.00 1.43 0.84 2.41 68.23 16:42:01 0 59.34 0.00 2.03 0.32 3.11 35.20 16:42:01 1 19.94 0.00 1.19 1.39 1.78 75.70 16:42:01 2 17.08 0.00 1.40 0.07 2.70 78.75 16:42:01 3 12.23 0.00 1.08 1.57 2.04 83.08 Average: all 26.88 0.00 1.72 2.05 2.94 66.41 Average: 0 30.16 0.00 1.43 1.33 2.89 64.19 Average: 1 25.46 0.00 2.14 1.34 2.73 68.33 Average: 2 31.71 0.00 1.97 3.24 3.46 59.63 Average: 3 20.18 0.00 1.33 2.31 2.69 73.50