---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10519 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 478 5320 0 2177 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:27:27 brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe6d:2727/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10519) 04/04/26 _x86_64_ (4 CPU) 12:46:45 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:03 106.58 51.07 55.51 3478.31 5916.84 12:49:01 83.56 31.13 52.43 1740.23 8554.43 12:50:01 66.37 8.73 57.64 508.98 7350.91 12:51:01 25.38 3.47 21.91 131.98 4809.07 Average: 70.36 23.54 46.83 1462.66 6641.93 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:03 5927044 7403240 2240368 27.43 40308 1612920 703368 7.63 609480 1461860 121496 12:49:01 5536320 7241600 2631092 32.21 58100 1810884 847868 9.20 778520 1655512 101432 12:50:01 5449240 7381108 2718172 33.28 65380 2024012 694964 7.54 756004 1753648 116196 12:51:01 5478224 7420776 2689188 32.93 67672 2031448 656008 7.12 724224 1753800 10164 Average: 5597707 7361681 2569705 31.46 57865 1869816 725552 7.87 717057 1656205 87322 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:03 ens3 317.79 197.80 1468.22 62.30 0.00 0.00 0.00 0.00 12:49:01 lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 97.36 95.62 530.42 22.79 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 322.71 340.39 1497.86 67.68 0.00 0.00 0.00 0.00 12:51:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 59.81 65.46 29.87 603.19 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 200.28 175.48 884.55 190.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10519) 04/04/26 _x86_64_ (4 CPU) 12:46:45 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:03 all 23.25 0.00 1.81 3.49 3.26 68.18 12:48:03 0 26.80 0.00 1.40 1.34 3.48 66.99 12:48:03 1 21.73 0.00 2.07 3.90 3.40 68.90 12:48:03 2 27.10 0.00 1.86 6.82 3.18 61.04 12:48:03 3 17.39 0.00 1.91 1.93 3.00 75.76 12:49:01 all 25.79 0.00 1.77 2.04 3.26 67.13 12:49:01 0 38.45 0.00 2.39 2.95 4.43 51.79 12:49:01 1 21.39 0.00 1.50 1.16 3.11 72.84 12:49:01 2 20.50 0.00 1.49 3.11 2.74 72.17 12:49:01 3 22.80 0.00 1.71 0.94 2.76 71.78 12:50:01 all 39.47 0.00 2.40 0.94 7.53 49.66 12:50:01 0 36.75 0.00 2.70 1.06 7.55 51.94 12:50:01 1 34.46 0.00 2.28 0.72 7.56 54.98 12:50:01 2 37.97 0.00 3.04 0.62 7.53 50.84 12:50:01 3 48.72 0.00 1.57 1.37 7.46 40.88 12:51:01 all 20.15 0.00 1.05 0.99 1.77 76.05 12:51:01 0 6.70 0.00 0.83 2.55 1.54 88.39 12:51:01 1 9.99 0.00 0.90 0.33 0.96 87.82 12:51:01 2 49.25 0.00 1.51 0.40 3.20 45.64 12:51:01 3 14.65 0.00 0.95 0.65 1.38 82.38 Average: all 27.22 0.00 1.76 1.86 3.98 65.18 Average: 0 27.12 0.00 1.83 1.96 4.26 64.83 Average: 1 21.96 0.00 1.69 1.53 3.78 71.04 Average: 2 33.82 0.00 1.98 2.73 4.19 57.28 Average: 3 26.00 0.00 1.53 1.23 3.67 67.57