---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-175 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 468 5298 0 2209 7227 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:f7:8f:26 brd ff:ff:ff:ff:ff:ff inet 10.32.7.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fef7:8f26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-175) 04/10/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 114.31 53.64 60.67 3519.57 5373.60 07:07:01 82.22 31.37 50.86 1745.33 9030.74 07:08:01 46.49 10.75 35.74 634.16 7775.37 07:09:01 25.66 0.35 25.31 33.73 5989.00 Average: 67.11 24.00 43.11 1482.27 7033.72 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5948436 7388108 2218984 27.17 38556 1580180 724600 7.86 614768 1437888 98696 07:07:01 5573772 7287696 2593648 31.76 59344 1817312 819136 8.89 734204 1659208 115208 07:08:01 5468812 7440336 2698608 33.04 65408 2062700 640852 6.95 709724 1777432 160212 07:09:01 5439716 7414640 2727704 33.40 67532 2063832 671588 7.29 740460 1775200 10348 Average: 5607684 7382695 2559736 31.34 57710 1881006 714044 7.75 699789 1662432 96116 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 392.17 220.21 1480.82 65.37 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 83.55 73.29 574.90 17.99 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 210.36 193.13 1732.33 686.04 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 19.75 15.58 16.83 6.67 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 176.86 125.78 952.84 194.74 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-175) 04/10/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.86 0.00 1.88 3.81 1.55 69.89 07:06:02 0 17.49 0.00 1.37 2.36 1.20 77.59 07:06:02 1 12.66 0.00 1.39 3.72 1.14 81.09 07:06:02 2 14.60 0.00 1.91 7.45 1.66 74.39 07:06:02 3 46.80 0.00 2.85 1.71 2.20 46.45 07:07:01 all 25.83 0.00 1.66 2.10 1.43 68.98 07:07:01 0 20.57 0.00 1.31 0.81 1.29 76.02 07:07:01 1 37.50 0.00 1.73 0.76 1.63 58.38 07:07:01 2 17.02 0.00 1.46 5.75 1.19 74.58 07:07:01 3 28.19 0.00 2.16 1.08 1.64 66.92 07:08:01 all 36.87 0.00 1.76 0.98 2.48 57.91 07:08:01 0 36.41 0.00 1.66 1.43 2.31 58.18 07:08:01 1 30.89 0.00 1.29 0.56 2.19 65.06 07:08:01 2 34.18 0.00 1.93 1.07 2.48 60.34 07:08:01 3 46.04 0.00 2.15 0.87 2.93 48.01 07:09:01 all 20.71 0.00 0.98 0.94 0.84 76.53 07:09:01 0 55.60 0.00 1.55 0.42 1.42 41.02 07:09:01 1 8.41 0.00 0.77 0.02 0.40 90.41 07:09:01 2 10.10 0.00 0.83 2.35 1.11 85.61 07:09:01 3 8.75 0.00 0.78 0.97 0.42 89.09 Average: all 26.57 0.00 1.57 1.96 1.57 68.32 Average: 0 32.57 0.00 1.47 1.26 1.56 63.15 Average: 1 22.31 0.00 1.29 1.27 1.34 73.79 Average: 2 18.97 0.00 1.53 4.15 1.61 73.74 Average: 3 32.46 0.00 1.99 1.16 1.80 62.60