---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4335 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: 2799.998 BogoMIPS: 5599.99 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 471 5340 0 2164 7223 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:9c:b9:5b brd ff:ff:ff:ff:ff:ff inet 10.32.6.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe9c:b95b/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-4335) 06/26/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 161.84 75.85 85.99 4577.64 40871.87 19:15:01 66.89 12.18 54.72 289.50 9728.76 19:16:01 67.19 6.40 60.79 400.87 8529.11 19:17:01 24.13 2.98 21.15 120.78 4379.54 Average: 80.01 24.35 55.66 1347.15 15877.06 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5975476 7403716 2191944 26.84 37468 1570636 697500 7.57 598120 1428936 88792 19:15:01 5676096 7403328 2491324 30.50 58408 1830096 824324 8.94 609940 1678976 155952 19:16:01 5486500 7399404 2680920 32.82 63624 2006312 673820 7.31 695964 1773880 97804 19:17:01 5533724 7460724 2633696 32.25 65584 2017576 615160 6.67 642256 1778132 8492 Average: 5667949 7416793 2499471 30.60 56271 1856155 702701 7.62 636570 1664981 87760 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:14:01 ens3 397.15 230.83 1548.64 66.34 0.00 0.00 0.00 0.00 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 80.64 62.03 530.77 14.77 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 216.83 242.69 1245.17 39.70 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 48.66 56.14 27.63 524.59 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 185.82 147.92 838.04 161.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4335) 06/26/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.25 0.00 2.78 5.05 1.10 67.82 19:14:01 0 30.08 0.00 2.25 4.60 1.37 61.70 19:14:01 1 22.23 0.00 2.10 5.59 1.12 68.96 19:14:01 2 21.73 0.00 2.10 4.58 1.07 70.52 19:14:01 3 18.94 0.00 4.65 5.47 0.88 70.06 19:15:01 all 22.62 0.00 1.65 1.49 0.83 73.40 19:15:01 0 13.84 0.00 1.35 4.34 0.50 79.97 19:15:01 1 21.67 0.00 1.63 1.25 0.85 74.60 19:15:01 2 36.67 0.00 2.46 0.23 1.30 59.34 19:15:01 3 18.27 0.00 1.18 0.15 0.70 79.70 19:16:01 all 39.84 0.00 1.83 1.10 2.78 54.45 19:16:01 0 41.40 0.00 1.48 1.32 2.45 53.34 19:16:01 1 40.77 0.00 2.31 0.95 3.32 52.66 19:16:01 2 37.90 0.00 1.84 1.84 2.62 55.79 19:16:01 3 39.27 0.00 1.68 0.28 2.73 56.04 19:17:01 all 21.26 0.00 0.95 0.61 0.84 76.34 19:17:01 0 36.90 0.00 1.53 1.45 1.05 59.06 19:17:01 1 26.79 0.00 0.81 0.07 1.20 71.13 19:17:01 2 16.30 0.00 0.92 0.67 0.67 81.45 19:17:01 3 5.01 0.00 0.50 0.23 0.45 93.81 Average: all 26.75 0.00 1.80 2.06 1.39 68.00 Average: 0 30.56 0.00 1.65 2.93 1.34 63.52 Average: 1 27.88 0.00 1.71 1.96 1.62 66.82 Average: 2 28.17 0.00 1.83 1.83 1.42 66.76 Average: 3 20.39 0.00 2.01 1.54 1.19 74.88