---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1561 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 8.1G 12G 42% / 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 479 4789 0 2706 7206 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:f3:45:4a brd ff:ff:ff:ff:ff:ff inet 10.32.6.60/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fef3:454a/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-1561) 05/23/26 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 151.97 65.34 86.64 4219.83 40712.43 08:15:01 79.87 25.64 54.23 1518.66 9738.69 08:16:01 87.27 13.83 73.44 807.46 23932.56 08:17:01 37.15 1.37 35.79 101.83 4848.65 Average: 89.10 26.55 62.56 1662.44 19849.75 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5951732 7392716 2215688 27.13 38300 1581628 715972 7.77 608944 1441116 101088 08:15:01 5621860 7380160 2545560 31.17 58188 1861572 843020 9.15 654448 1690156 156020 08:16:01 4621740 6967180 3545680 43.41 64244 2431076 991856 10.76 1097756 2220268 6152 08:17:01 4948900 7420032 3218520 39.41 69000 2549120 641036 6.96 689680 2297072 25620 Average: 5286058 7290022 2881362 35.28 57433 2105849 797971 8.66 762707 1912153 72220 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:14:02 ens3 374.60 211.95 1475.70 62.88 0.00 0.00 0.00 0.00 08:15:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 08:15:01 ens3 67.67 48.43 526.37 13.01 0.00 0.00 0.00 0.00 08:16:01 lo 1.45 1.45 0.19 0.19 0.00 0.00 0.00 0.00 08:16:01 ens3 543.59 455.75 9024.77 64.50 0.00 0.00 0.00 0.00 08:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:17:01 ens3 160.65 182.86 821.00 35.04 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 287.55 225.49 2972.31 43.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1561) 05/23/26 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 21.46 0.00 2.49 5.73 2.69 67.63 08:14:02 0 37.01 0.00 5.34 5.01 3.25 49.39 08:14:02 1 20.13 0.00 1.28 2.62 1.99 73.98 08:14:02 2 11.67 0.00 1.40 8.88 2.55 75.50 08:14:02 3 17.13 0.00 1.96 6.39 2.97 71.55 08:15:01 all 21.14 0.00 1.41 2.59 1.93 72.92 08:15:01 0 26.15 0.00 1.90 1.16 2.24 68.56 08:15:01 1 18.32 0.00 0.91 2.27 1.61 76.89 08:15:01 2 30.48 0.00 2.04 6.75 2.19 58.55 08:15:01 3 9.66 0.00 0.79 0.18 1.69 87.68 08:16:01 all 40.13 0.00 2.12 1.88 6.24 49.63 08:16:01 0 30.84 0.00 1.82 0.98 5.94 60.42 08:16:01 1 44.25 0.00 2.89 3.06 6.64 43.16 08:16:01 2 47.13 0.00 1.52 0.43 6.09 44.83 08:16:01 3 38.32 0.00 2.25 3.07 6.30 50.07 08:17:01 all 22.18 0.00 1.47 0.76 2.36 73.22 08:17:01 0 12.79 0.00 1.17 0.03 1.93 84.07 08:17:01 1 15.75 0.00 1.15 2.32 2.25 78.54 08:17:01 2 28.01 0.00 1.79 0.16 2.89 67.14 08:17:01 3 32.21 0.00 1.75 0.53 2.40 63.11 Average: all 26.28 0.00 1.87 2.74 3.32 65.79 Average: 0 26.69 0.00 2.56 1.79 3.35 65.61 Average: 1 24.69 0.00 1.57 2.57 3.14 68.03 Average: 2 29.34 0.00 1.69 4.03 3.44 61.50 Average: 3 24.40 0.00 1.69 2.56 3.35 68.01