---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8165 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 668K 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 480 5346 0 2149 7217 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:6d:2e:84 brd ff:ff:ff:ff:ff:ff inet 10.32.6.216/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe6d:2e84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8165) 11/04/25 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 178.43 98.20 80.22 5270.43 40568.87 12:49:01 61.84 5.68 56.16 185.97 9095.28 12:50:01 91.48 32.29 59.19 1987.94 8052.12 12:51:01 24.18 1.32 22.86 65.72 4790.93 Average: 88.61 34.11 54.50 1863.32 15522.46 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6064248 7440160 2103164 25.75 35332 1521412 681132 7.39 557296 1382132 63608 12:49:01 5806584 7461792 2360828 28.91 55968 1763560 610208 6.62 545524 1617132 133512 12:50:01 5426384 7336124 2741028 33.56 62796 2005744 738248 8.01 792732 1738584 118488 12:51:01 5473392 7387952 2694020 32.98 65100 2008140 680316 7.38 749300 1736124 9112 Average: 5692652 7406507 2474760 30.30 54799 1824714 677476 7.35 661213 1618493 81180 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 290.46 183.17 1154.25 62.85 0.00 0.00 0.00 0.00 12:48:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 12:49:01 ens3 92.03 55.97 804.49 13.94 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 223.48 253.92 1265.55 50.20 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 52.24 62.96 28.79 602.45 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 164.03 138.82 811.84 182.86 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8165) 11/04/25 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.57 0.00 3.14 5.65 2.38 67.27 12:48:01 0 14.54 0.00 1.58 5.90 1.98 76.00 12:48:01 1 17.51 0.00 2.56 7.48 2.24 70.22 12:48:01 2 39.27 0.00 6.39 2.65 3.32 48.38 12:48:01 3 14.86 0.00 2.00 6.56 1.98 74.59 12:49:01 all 21.23 0.00 1.32 1.99 1.03 74.43 12:49:01 0 2.46 0.00 0.13 0.00 0.30 97.11 12:49:01 1 17.30 0.00 1.20 5.97 1.03 74.51 12:49:01 2 55.84 0.00 3.03 0.57 2.16 38.40 12:49:01 3 9.26 0.00 0.93 1.40 0.58 87.82 12:50:01 all 36.71 0.00 1.94 1.38 3.93 56.04 12:50:01 0 26.78 0.00 0.99 0.28 3.23 68.72 12:50:01 1 51.76 0.00 2.27 1.42 4.37 40.18 12:50:01 2 30.77 0.00 1.64 1.99 3.62 61.98 12:50:01 3 37.48 0.00 2.87 1.84 4.54 53.27 12:51:01 all 20.99 0.00 0.99 0.75 0.99 76.29 12:51:01 0 3.43 0.00 0.45 0.02 0.37 95.73 12:51:01 1 30.12 0.00 1.13 2.00 1.23 65.52 12:51:01 2 40.63 0.00 1.71 0.22 1.62 55.83 12:51:01 3 9.77 0.00 0.63 0.75 0.73 88.11 Average: all 25.16 0.00 1.84 2.43 2.08 68.49 Average: 0 11.83 0.00 0.79 1.53 1.47 84.38 Average: 1 29.25 0.00 1.79 4.20 2.22 62.54 Average: 2 41.62 0.00 3.18 1.35 2.68 51.17 Average: 3 17.89 0.00 1.61 2.62 1.96 75.91