---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2528 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 461 5362 0 2151 7235 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:58:99:8c brd ff:ff:ff:ff:ff:ff inet 10.32.7.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe58:998c/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-2528) 01/05/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 151.22 66.66 84.57 4286.09 40724.30 12:49:01 86.89 30.02 56.86 1700.50 9512.96 12:50:01 64.77 9.25 55.52 514.05 7033.36 12:51:01 23.24 0.35 22.89 33.72 4812.66 Average: 81.53 26.57 54.96 1633.52 15520.12 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5974136 7396432 2193276 26.85 37088 1564888 728396 7.90 601176 1425404 86040 12:49:01 5591848 7296276 2575564 31.53 57796 1810096 869736 9.44 721316 1654672 104588 12:50:01 5522392 7436796 2645020 32.39 63288 2009628 651140 7.07 694860 1740740 129300 12:51:01 5528908 7445556 2638504 32.31 65396 2009624 648316 7.03 690992 1737480 11440 Average: 5654321 7393765 2513091 30.77 55892 1848559 724397 7.86 677086 1639574 82842 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 12:48:01 ens3 432.43 250.64 1496.80 68.26 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 82.64 60.75 474.40 17.97 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 279.84 302.25 1251.92 638.56 0.00 0.00 0.00 0.00 12:51:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:51:01 ens3 11.86 12.56 9.23 6.02 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 201.68 156.54 808.04 182.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2528) 01/05/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.18 0.00 2.73 4.86 1.26 68.97 12:48:01 0 33.13 0.00 3.28 8.76 1.48 53.35 12:48:01 1 9.69 0.00 4.07 4.69 0.82 80.73 12:48:01 2 33.00 0.00 1.89 5.26 1.47 58.38 12:48:01 3 12.93 0.00 1.65 0.73 1.27 83.42 12:49:01 all 24.69 0.00 1.55 1.97 1.38 70.41 12:49:01 0 7.30 0.00 0.55 0.58 0.70 90.87 12:49:01 1 27.97 0.00 1.71 4.19 1.51 64.62 12:49:01 2 44.37 0.00 2.73 2.15 1.85 48.90 12:49:01 3 19.09 0.00 1.25 0.97 1.46 77.23 12:50:01 all 36.80 0.00 1.97 1.11 2.20 57.93 12:50:01 0 35.21 0.00 2.57 0.46 2.04 59.71 12:50:01 1 34.71 0.00 1.69 1.16 2.19 60.24 12:50:01 2 35.33 0.00 1.79 1.71 2.19 58.97 12:50:01 3 41.95 0.00 1.80 1.07 2.42 52.77 12:51:01 all 21.28 0.00 0.85 0.66 0.84 76.37 12:51:01 0 7.01 0.00 0.48 0.02 0.75 91.75 12:51:01 1 34.29 0.00 1.18 1.83 1.20 61.50 12:51:01 2 42.00 0.00 1.21 0.07 1.18 55.54 12:51:01 3 1.80 0.00 0.50 0.77 0.22 96.72 Average: all 26.24 0.00 1.77 2.15 1.42 68.42 Average: 0 20.66 0.00 1.72 2.45 1.24 73.93 Average: 1 26.68 0.00 2.16 2.97 1.43 66.76 Average: 2 38.68 0.00 1.91 2.29 1.67 55.45 Average: 3 18.95 0.00 1.30 0.88 1.34 77.53