---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4968 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 480 5349 0 2145 7216 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:c5:57:8a brd ff:ff:ff:ff:ff:ff inet 10.32.7.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fec5:578a/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-4968) 07/05/25 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 179.29 95.83 83.45 5163.54 40207.32 07:07:01 52.36 0.22 52.14 26.66 8613.10 07:08:01 94.55 37.69 56.86 2138.31 8190.63 07:09:01 23.05 1.32 21.73 66.52 4786.54 Average: 87.31 33.77 53.55 1848.76 15449.40 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6029692 7420740 2137728 26.17 36276 1534892 692692 7.52 578604 1395236 71764 07:07:01 5755880 7396092 2411540 29.53 55468 1749784 701332 7.61 614896 1600504 128076 07:08:01 5484208 7386280 2683212 32.85 62600 1998528 696368 7.56 743240 1732876 116240 07:09:01 5541724 7451476 2625696 32.15 64468 2003700 616592 6.69 684172 1732708 10088 Average: 5702876 7413647 2464544 30.18 54703 1821726 676746 7.34 655228 1615331 81542 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 454.44 256.29 1251.04 67.66 0.00 0.00 0.00 0.00 07:06:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 07:07:01 ens3 37.23 26.86 527.77 3.85 0.00 0.00 0.00 0.00 07:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 294.68 292.27 1419.90 61.16 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 53.02 62.49 27.99 610.60 0.00 0.00 0.00 0.00 07:09:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 209.84 159.48 806.67 185.82 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4968) 07/05/25 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.03 0.00 2.81 6.64 3.08 66.43 07:06:01 0 21.22 0.00 2.28 5.60 2.61 68.30 07:06:01 1 19.95 0.00 2.22 5.88 3.37 68.58 07:06:01 2 26.65 0.00 5.08 12.35 4.03 51.88 07:06:01 3 16.31 0.00 1.60 2.70 2.32 77.08 07:07:01 all 19.69 0.00 1.31 2.37 1.80 74.83 07:07:01 0 8.99 0.00 1.00 1.86 0.85 87.31 07:07:01 1 18.17 0.00 1.36 0.31 2.41 77.74 07:07:01 2 12.74 0.00 0.95 6.72 2.15 77.43 07:07:01 3 38.90 0.00 1.96 0.55 1.79 56.80 07:08:01 all 35.82 0.00 2.13 1.98 5.19 54.88 07:08:01 0 43.04 0.00 1.55 2.75 4.73 47.93 07:08:01 1 29.56 0.00 1.67 3.15 5.01 60.61 07:08:01 2 30.34 0.00 2.95 0.52 5.72 60.47 07:08:01 3 40.38 0.00 2.35 1.53 5.30 50.45 07:09:01 all 20.60 0.00 0.95 1.13 1.56 75.76 07:09:01 0 8.81 0.00 0.45 1.28 0.80 88.67 07:09:01 1 19.40 0.00 0.62 2.42 1.99 75.57 07:09:01 2 44.91 0.00 1.73 0.66 2.86 49.83 07:09:01 3 9.18 0.00 0.96 0.13 0.62 89.11 Average: all 24.31 0.00 1.80 3.03 2.92 67.93 Average: 0 20.60 0.00 1.32 2.87 2.25 72.95 Average: 1 21.78 0.00 1.47 2.94 3.20 70.61 Average: 2 28.65 0.00 2.68 5.07 3.70 59.91 Average: 3 26.23 0.00 1.72 1.23 2.51 68.31