---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5988 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 483 5342 0 2150 7213 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:20:60:40 brd ff:ff:ff:ff:ff:ff inet 10.32.6.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe20:6040/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5988) 10/09/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 133.29 54.58 78.71 3576.27 40402.15 07:07:01 72.26 17.52 54.74 1254.76 9167.88 07:08:01 76.32 20.78 55.54 940.38 7844.96 07:09:01 19.73 1.25 18.48 63.86 4602.17 Average: 75.42 23.56 51.86 1459.75 15531.57 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6001940 7422316 2165480 26.51 36656 1563228 675044 7.32 575000 1423616 84944 07:07:01 5777300 7464836 2390120 29.26 57144 1794124 604264 6.56 545048 1645624 132456 07:08:01 5453940 7361680 2713480 33.22 62692 2004064 709540 7.70 766124 1738664 114952 07:09:01 5476516 7389192 2690904 32.95 64344 2006952 676168 7.34 746116 1736124 8704 Average: 5677424 7409506 2489996 30.49 55209 1842092 666254 7.23 658072 1636007 85264 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 232.77 171.79 1399.41 61.10 0.00 0.00 0.00 0.00 07:07:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 66.23 40.65 473.32 14.50 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 224.21 248.84 1249.23 43.87 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 47.28 55.39 25.68 605.40 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 142.94 129.54 788.24 181.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5988) 10/09/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.10 0.00 2.14 4.98 2.75 69.04 07:06:02 0 28.35 0.00 3.09 4.70 2.79 61.07 07:06:02 1 28.59 0.00 2.53 9.51 3.36 56.01 07:06:02 2 16.46 0.00 1.73 2.11 2.72 76.99 07:06:02 3 10.98 0.00 1.16 3.58 2.13 82.16 07:07:01 all 20.07 0.00 1.41 2.47 1.47 74.59 07:07:01 0 13.55 0.00 1.03 1.20 1.20 83.02 07:07:01 1 55.25 0.00 3.07 4.70 2.53 34.46 07:07:01 2 8.37 0.00 0.94 2.76 1.48 86.44 07:07:01 3 3.33 0.00 0.60 1.23 0.69 94.15 07:08:01 all 35.20 0.00 1.95 1.77 5.32 55.76 07:08:01 0 28.04 0.00 1.17 1.29 4.41 65.09 07:08:01 1 28.74 0.00 2.04 0.73 4.96 63.53 07:08:01 2 37.78 0.00 2.25 2.15 5.40 52.42 07:08:01 3 46.23 0.00 2.32 2.90 6.51 42.05 07:09:01 all 15.40 0.00 0.96 0.78 1.18 81.67 07:09:01 0 1.25 0.00 0.28 0.02 0.32 98.13 07:09:01 1 43.84 0.00 1.91 0.63 2.19 51.43 07:09:01 2 10.56 0.00 1.01 1.62 1.55 85.26 07:09:01 3 5.91 0.00 0.62 0.87 0.65 91.95 Average: all 22.98 0.00 1.61 2.50 2.69 70.22 Average: 0 17.84 0.00 1.40 1.80 2.19 76.77 Average: 1 38.99 0.00 2.38 3.89 3.27 51.47 Average: 2 18.34 0.00 1.48 2.16 2.80 75.22 Average: 3 16.72 0.00 1.18 2.15 2.51 77.44