---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10088 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 8.8G 11G 46% / 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 467 4077 0 3430 7209 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:82:88:12 brd ff:ff:ff:ff:ff:ff inet 10.32.6.243/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85871sec preferred_lft 85871sec inet6 fe80::f816:3eff:fe82:8812/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10088) 09/05/26 _x86_64_ (4 CPU) 21:23:48 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 118.16 54.01 64.16 3547.01 6187.39 21:26:01 73.92 21.39 52.53 1402.47 9318.56 21:27:01 67.79 10.05 57.74 327.01 40356.74 21:28:01 8.63 0.02 8.62 0.13 302.88 21:29:01 39.88 10.31 29.58 720.87 3668.28 21:30:01 3.23 0.20 3.03 7.46 162.08 21:31:01 19.85 3.18 16.66 89.99 1868.22 21:32:01 31.63 1.20 30.43 88.65 6136.31 Average: 45.33 12.52 32.80 771.62 8497.77 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5945076 7400140 2222344 27.21 38380 1596076 718048 7.79 609324 1447440 92780 21:26:01 5615616 7428892 2551804 31.24 58120 1915680 820604 8.90 603116 1745808 198500 21:27:01 4438416 7282012 3729004 45.66 60128 2928956 783028 8.50 743628 2752424 1368 21:28:01 4423500 7274204 3743920 45.84 61996 2933284 791040 8.58 752548 2756020 2288 21:29:01 3356464 6333236 4810956 58.90 64580 3053000 1989384 21.59 1724340 2839348 3144 21:30:01 3050672 6027896 5116748 62.65 64672 3053244 2305440 25.02 2033516 2833736 24 21:31:01 3094164 6267840 5073256 62.12 67176 3242588 1658116 17.99 1848816 2969316 137712 21:32:01 4197912 7402420 3969508 48.60 70464 3269132 662688 7.19 748680 2967748 25184 Average: 4265228 6927080 3902192 47.78 60690 2748995 1216044 13.19 1132996 2538980 57625 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 ens3 326.95 218.25 1480.46 64.73 0.00 0.00 0.00 0.00 21:25:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:26:01 ens3 88.12 73.75 852.27 16.37 0.00 0.00 0.00 0.00 21:26:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 21:27:01 ens3 630.99 379.70 16860.21 36.59 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 52.26 75.19 56.09 14.57 0.00 0.00 0.00 0.00 21:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:29:01 ens3 188.41 219.80 1575.56 38.67 0.00 0.00 0.00 0.00 21:29:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 21:30:01 ens3 10.01 5.45 2.59 1.93 0.00 0.00 0.00 0.00 21:30:01 lo 12.86 12.86 4.42 4.42 0.00 0.00 0.00 0.00 21:31:01 ens3 140.88 156.17 864.34 35.06 0.00 0.00 0.00 0.00 21:31:01 lo 16.65 16.65 3.48 3.48 0.00 0.00 0.00 0.00 21:32:01 ens3 54.07 61.66 226.22 22.20 0.00 0.00 0.00 0.00 21:32:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 186.66 148.91 2743.50 28.79 0.00 0.00 0.00 0.00 Average: lo 4.22 4.22 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10088) 09/05/26 _x86_64_ (4 CPU) 21:23:48 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 23.11 0.00 1.71 3.24 1.17 70.76 21:25:02 0 9.02 0.00 1.84 4.62 1.10 83.42 21:25:02 1 26.84 0.00 1.53 0.80 1.10 69.73 21:25:02 2 18.66 0.00 1.15 1.91 1.00 77.29 21:25:02 3 38.00 0.00 2.34 5.65 1.49 52.53 21:26:01 all 21.34 0.00 1.41 1.82 1.01 74.42 21:26:01 0 3.03 0.00 0.34 0.08 0.32 96.23 21:26:01 1 48.00 0.00 2.00 0.75 1.37 47.88 21:26:01 2 6.49 0.00 1.10 4.99 1.08 86.35 21:26:01 3 27.99 0.00 2.20 1.44 1.24 67.14 21:27:01 all 13.85 0.00 1.22 1.47 0.72 82.74 21:27:01 0 7.59 0.00 0.38 0.10 0.50 91.43 21:27:01 1 19.17 0.00 0.40 0.58 0.78 79.07 21:27:01 2 14.70 0.00 2.37 1.02 0.94 80.97 21:27:01 3 13.97 0.00 1.75 4.19 0.65 79.43 21:28:01 all 3.94 0.00 0.27 0.03 0.20 95.55 21:28:01 0 0.20 0.00 0.00 0.00 0.08 99.72 21:28:01 1 7.10 0.00 0.32 0.00 0.27 92.31 21:28:01 2 5.49 0.00 0.60 0.07 0.27 93.57 21:28:01 3 2.97 0.00 0.12 0.05 0.18 96.68 21:29:01 all 39.56 0.00 1.50 0.62 2.52 55.81 21:29:01 0 30.89 0.00 1.33 0.68 2.43 64.67 21:29:01 1 45.43 0.00 1.42 0.40 2.67 50.08 21:29:01 2 44.42 0.00 1.13 0.27 2.38 51.79 21:29:01 3 37.50 0.00 2.15 1.10 2.61 56.64 21:30:01 all 8.23 0.00 0.50 0.04 0.73 90.51 21:30:01 0 7.82 0.00 0.53 0.03 0.80 90.82 21:30:01 1 9.29 0.00 0.43 0.00 0.68 89.59 21:30:01 2 7.30 0.00 0.54 0.02 0.74 91.41 21:30:01 3 8.51 0.00 0.52 0.15 0.68 90.14 21:31:01 all 15.01 0.00 1.01 0.10 1.02 82.86 21:31:01 0 13.06 0.00 0.78 0.05 0.90 85.21 21:31:01 1 15.49 0.00 1.37 0.03 1.02 82.08 21:31:01 2 10.27 0.00 0.95 0.00 1.38 87.41 21:31:01 3 21.26 0.00 0.93 0.30 0.80 76.70 21:32:01 all 21.58 0.00 1.14 0.81 0.90 75.58 21:32:01 0 5.65 0.00 0.87 0.57 0.58 92.34 21:32:01 1 8.03 0.00 0.58 0.03 0.75 90.61 21:32:01 2 17.86 0.00 1.33 2.50 0.80 77.50 21:32:01 3 54.86 0.00 1.77 0.13 1.44 41.81 Average: all 18.33 0.00 1.10 1.02 1.03 78.52 Average: 0 9.68 0.00 0.76 0.77 0.84 87.95 Average: 1 22.37 0.00 1.01 0.32 1.08 75.22 Average: 2 15.67 0.00 1.14 1.34 1.07 80.77 Average: 3 25.63 0.00 1.47 1.63 1.14 70.14