---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8671 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 478 5342 0 2154 7218 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:cf:14:5a brd ff:ff:ff:ff:ff:ff inet 10.32.7.80/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fecf:145a/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-8671) 11/10/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 113.55 53.80 59.75 3533.49 5303.18 07:07:01 84.89 29.98 54.91 1700.38 10093.92 07:08:01 62.97 9.33 53.64 505.12 6933.11 07:09:01 24.23 0.93 23.30 52.26 4823.86 Average: 71.41 23.51 47.90 1447.90 6788.46 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5946296 7387664 2221124 27.19 38436 1581928 725620 7.87 616552 1438044 98204 07:07:01 5655704 7361512 2511716 30.75 57248 1812496 841236 9.13 658632 1656664 105116 07:08:01 5505136 7420420 2662284 32.60 63260 2010812 658536 7.15 710704 1744924 129204 07:09:01 5469700 7389344 2697720 33.03 65164 2013220 693340 7.52 749284 1741640 10844 Average: 5644209 7389735 2523211 30.89 56027 1854614 729683 7.92 683793 1645318 85842 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:06:01 ens3 460.48 274.31 1463.94 68.22 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 68.34 40.26 425.30 14.46 0.00 0.00 0.00 0.00 07:08:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 252.34 253.87 1254.24 46.83 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 55.41 63.37 28.92 606.24 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 209.15 157.96 793.13 183.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8671) 11/10/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.40 0.00 1.71 3.74 1.51 69.63 07:06:01 0 17.95 0.00 1.30 1.12 1.10 78.53 07:06:01 1 7.53 0.00 1.60 10.25 1.45 79.18 07:06:01 2 17.67 0.00 1.31 1.70 1.38 77.94 07:06:01 3 50.48 0.00 2.68 1.90 2.15 42.79 07:07:01 all 21.21 0.00 1.40 2.33 1.49 73.57 07:07:01 0 35.24 0.00 1.40 0.68 1.30 61.38 07:07:01 1 8.38 0.00 1.24 5.99 1.17 83.22 07:07:01 2 5.90 0.00 0.71 2.03 1.00 90.37 07:07:01 3 35.37 0.00 2.23 0.56 2.51 59.33 07:08:01 all 36.82 0.00 1.80 1.09 2.78 57.51 07:08:01 0 35.02 0.00 1.18 0.98 2.31 60.50 07:08:01 1 28.32 0.00 1.87 1.42 2.61 65.78 07:08:01 2 54.68 0.00 1.91 0.55 3.18 39.69 07:08:01 3 29.29 0.00 2.23 1.43 2.97 64.09 07:09:01 all 20.96 0.00 0.97 0.99 1.01 76.06 07:09:01 0 7.38 0.00 0.62 0.28 0.53 91.19 07:09:01 1 9.16 0.00 1.08 2.59 0.76 86.41 07:09:01 2 55.49 0.00 1.38 0.15 1.77 41.21 07:09:01 3 11.92 0.00 0.78 0.96 0.96 85.37 Average: all 25.60 0.00 1.47 2.04 1.70 69.19 Average: 0 23.89 0.00 1.12 0.77 1.31 72.91 Average: 1 13.36 0.00 1.44 5.06 1.50 78.64 Average: 2 33.43 0.00 1.33 1.11 1.83 62.30 Average: 3 31.76 0.00 1.98 1.21 2.15 62.90