---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5019 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 7.8G 12G 41% / 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 453 5171 0 2351 7234 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:a5:2b:65 brd ff:ff:ff:ff:ff:ff inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85770sec preferred_lft 85770sec inet6 fe80::f816:3eff:fea5:2b65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5019) 07/05/25 _x86_64_ (4 CPU) 16:02:57 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:02 158.16 78.24 79.92 4819.85 39945.14 16:05:01 54.91 0.22 54.69 27.11 9204.54 16:06:01 48.55 13.62 34.93 269.29 5413.19 16:07:01 22.36 0.10 22.26 1.47 3435.79 16:08:01 14.90 0.13 14.76 2.53 1266.24 16:09:01 19.73 0.62 19.11 11.20 1488.69 16:10:01 26.36 9.72 16.65 648.56 1276.05 16:11:01 18.22 3.75 14.48 179.91 4033.18 16:12:01 23.98 0.65 23.33 23.33 2646.23 16:13:01 26.94 0.65 26.29 76.24 3492.84 Average: 41.40 10.79 30.60 607.21 7219.19 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:02 6076884 7466056 2090528 25.60 36276 1533296 665148 7.22 530504 1396064 71156 16:05:01 5822468 7432184 2344944 28.71 53732 1724180 685632 7.44 577248 1578856 103312 16:06:01 5598340 7260224 2569072 31.46 58732 1766048 878512 9.53 758424 1610244 1932 16:07:01 5397376 7156600 2770036 33.92 61044 1858252 915152 9.93 872440 1691108 1188 16:08:01 5350184 7144432 2817228 34.49 62992 1889468 937340 10.17 889996 1717128 3312 16:09:01 5214828 7048004 2952584 36.15 64848 1924644 981768 10.65 995576 1742760 2552 16:10:01 5058524 6945844 3108888 38.06 66468 1975596 1031888 11.20 1109324 1781096 4216 16:11:01 4763136 6771612 3404276 41.68 68240 2092084 1161312 12.60 1308084 1871132 3552 16:12:01 5315736 7424328 2851676 34.92 70764 2187424 676564 7.34 689160 1934732 67136 16:13:01 5318756 7432216 2848656 34.88 72976 2189328 655996 7.12 687400 1932664 11012 Average: 5391623 7208150 2775789 33.99 61607 1914032 858931 9.32 841816 1725578 26937 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:02 ens3 335.98 195.89 1189.27 62.02 0.00 0.00 0.00 0.00 16:04:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 16:05:01 ens3 38.13 28.98 538.39 4.30 0.00 0.00 0.00 0.00 16:05:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 16:06:01 ens3 86.11 74.57 219.33 22.27 0.00 0.00 0.00 0.00 16:06:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 16:07:01 ens3 233.72 220.68 1517.23 32.40 0.00 0.00 0.00 0.00 16:07:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 16:08:01 ens3 160.80 160.61 499.33 22.94 0.00 0.00 0.00 0.00 16:08:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 16:09:01 ens3 176.64 175.22 552.49 23.86 0.00 0.00 0.00 0.00 16:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:10:01 ens3 211.90 194.40 466.53 46.54 0.00 0.00 0.00 0.00 16:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:11:01 ens3 464.15 339.03 1852.49 71.76 0.00 0.00 0.00 0.00 16:11:01 lo 2.03 2.03 0.22 0.22 0.00 0.00 0.00 0.00 16:12:01 ens3 376.30 298.37 878.88 87.86 0.00 0.00 0.00 0.00 16:12:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:13:01 ens3 11.51 12.63 9.20 6.04 0.00 0.00 0.00 0.00 16:13:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 209.82 170.27 772.74 38.06 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5019) 07/05/25 _x86_64_ (4 CPU) 16:02:57 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:02 all 20.23 0.00 2.87 5.64 3.65 67.62 16:04:02 0 23.90 0.00 1.85 2.53 3.63 68.09 16:04:02 1 28.39 0.00 5.11 1.06 3.90 61.53 16:04:02 2 8.54 0.00 1.97 8.42 2.98 78.09 16:04:02 3 20.06 0.00 2.55 10.58 4.06 62.75 16:05:01 all 20.18 0.00 1.40 1.70 1.79 74.92 16:05:01 0 25.84 0.00 2.08 2.08 1.83 68.17 16:05:01 1 27.71 0.00 1.59 0.68 2.33 67.70 16:05:01 2 24.04 0.00 1.70 4.08 2.04 68.14 16:05:01 3 3.18 0.00 0.25 0.02 0.98 95.57 16:06:01 all 15.58 0.00 1.02 0.86 3.98 78.56 16:06:01 0 11.92 0.00 0.69 1.95 3.24 82.20 16:06:01 1 23.87 0.00 1.01 0.46 4.35 70.31 16:06:01 2 14.22 0.00 0.94 0.21 3.98 80.65 16:06:01 3 12.36 0.00 1.41 0.79 4.34 81.10 16:07:01 all 12.47 0.00 0.89 0.12 2.79 83.72 16:07:01 0 10.19 0.00 0.73 0.02 2.40 86.67 16:07:01 1 15.89 0.00 0.74 0.00 2.88 80.49 16:07:01 2 12.59 0.00 0.50 0.15 2.43 84.33 16:07:01 3 11.22 0.00 1.55 0.31 3.47 83.45 16:08:01 all 8.05 0.00 0.59 0.11 1.76 89.50 16:08:01 0 5.96 0.00 0.48 0.02 1.46 92.09 16:08:01 1 6.04 0.00 0.55 0.10 1.63 91.68 16:08:01 2 10.92 0.00 0.58 0.15 1.71 86.64 16:08:01 3 9.29 0.00 0.76 0.15 2.25 87.55 16:09:01 all 10.73 0.00 0.68 0.14 2.35 86.10 16:09:01 0 13.29 0.00 0.25 0.00 1.98 84.48 16:09:01 1 8.36 0.00 0.86 0.17 2.32 88.30 16:09:01 2 10.42 0.00 0.70 0.07 2.35 86.47 16:09:01 3 10.88 0.00 0.91 0.33 2.72 85.17 16:10:01 all 23.07 0.00 0.90 0.46 4.31 71.27 16:10:01 0 25.16 0.00 0.70 0.15 4.25 69.75 16:10:01 1 23.55 0.00 0.75 0.80 4.14 70.77 16:10:01 2 23.67 0.00 0.84 0.53 4.28 70.68 16:10:01 3 19.90 0.00 1.31 0.35 4.58 73.86 16:11:01 all 28.13 0.00 1.56 0.25 6.27 63.80 16:11:01 0 30.72 0.00 1.74 0.15 6.22 61.17 16:11:01 1 26.11 0.00 1.65 0.35 6.00 65.90 16:11:01 2 24.42 0.00 1.66 0.46 5.76 67.69 16:11:01 3 31.28 0.00 1.18 0.03 7.10 60.41 16:12:01 all 13.30 0.00 1.32 0.23 2.56 82.59 16:12:01 0 16.96 0.00 0.99 0.03 2.89 79.12 16:12:01 1 7.69 0.00 1.36 0.75 2.13 88.07 16:12:01 2 15.27 0.00 1.01 0.15 2.57 81.00 16:12:01 3 13.23 0.00 1.90 0.03 2.65 82.19 16:13:01 all 20.35 0.00 1.03 0.85 1.49 76.27 16:13:01 0 14.12 0.00 1.02 0.05 0.98 83.83 16:13:01 1 16.40 0.00 1.02 3.10 1.45 78.03 16:13:01 2 23.49 0.00 1.06 0.13 1.80 73.52 16:13:01 3 27.39 0.00 1.03 0.10 1.73 69.75 Average: all 17.21 0.00 1.22 1.04 3.10 77.43 Average: 0 17.79 0.00 1.05 0.70 2.89 77.57 Average: 1 18.40 0.00 1.46 0.74 3.12 76.28 Average: 2 16.75 0.00 1.10 1.43 2.99 77.73 Average: 3 15.89 0.00 1.29 1.27 3.39 78.16