---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1105 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 7.6G 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 482 5398 0 2094 7214 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:e7:62:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fee7:62e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1105) 12/18/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 132.46 61.85 70.61 4168.61 40306.71 19:15:01 69.20 12.42 56.78 294.95 9656.66 19:16:01 62.72 6.52 56.21 401.00 7605.13 19:17:01 23.24 1.10 22.14 65.98 4320.29 Average: 71.92 20.50 51.41 1236.59 15496.85 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5988660 7408984 2178752 26.68 36516 1563624 713284 7.74 588184 1424504 86308 19:15:01 5751572 7412632 2415840 29.58 57140 1767808 810696 8.80 602620 1616060 124100 19:16:01 5483336 7337708 2684076 32.86 63152 1950076 739816 8.03 760224 1715848 105632 19:17:01 5547436 7404656 2619976 32.08 65040 1951124 662956 7.19 699600 1712500 9460 Average: 5692751 7390995 2474661 30.30 55462 1808158 731688 7.94 662657 1617228 81375 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 463.10 233.41 1421.04 65.67 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 79.97 48.25 483.50 14.98 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 274.10 291.33 1249.59 56.24 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 50.37 57.81 28.40 526.81 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 217.46 158.15 796.92 166.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1105) 12/18/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 19.95 0.00 2.42 4.16 2.36 71.11 19:14:02 0 23.57 0.00 1.81 4.49 2.39 67.75 19:14:02 1 27.17 0.00 1.77 1.23 2.21 67.62 19:14:02 2 10.38 0.00 4.29 6.67 2.45 76.22 19:14:02 3 18.68 0.00 1.83 4.21 2.41 72.87 19:15:01 all 21.32 0.00 1.37 1.86 1.91 73.54 19:15:01 0 47.54 0.00 2.09 2.38 2.77 45.22 19:15:01 1 25.59 0.00 2.03 2.20 2.55 67.63 19:15:01 2 5.89 0.00 0.86 2.59 1.35 89.31 19:15:01 3 6.18 0.00 0.47 0.27 0.98 92.09 19:16:01 all 37.32 0.00 2.00 1.13 5.08 54.47 19:16:01 0 36.40 0.00 1.91 0.66 5.13 55.90 19:16:01 1 50.55 0.00 2.69 1.00 5.45 40.30 19:16:01 2 27.80 0.00 1.53 2.55 4.70 63.42 19:16:01 3 34.55 0.00 1.84 0.30 5.04 58.27 19:17:01 all 20.59 0.00 0.97 0.80 1.23 76.41 19:17:01 0 7.21 0.00 0.80 0.13 0.66 91.19 19:17:01 1 37.84 0.00 1.56 0.27 1.71 58.62 19:17:01 2 1.71 0.00 0.53 2.57 0.73 94.46 19:17:01 3 35.61 0.00 0.96 0.22 1.81 61.40 Average: all 24.84 0.00 1.69 1.98 2.66 68.83 Average: 0 28.62 0.00 1.65 1.91 2.74 65.07 Average: 1 35.35 0.00 2.02 1.17 2.99 58.47 Average: 2 11.51 0.00 1.81 3.60 2.32 80.77 Average: 3 23.86 0.00 1.28 1.25 2.57 71.03