---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8553 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 464 5137 0 2374 7224 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:98:2d:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85759sec preferred_lft 85759sec inet6 fe80::f816:3eff:fe98:2da5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8553) 11/08/25 _x86_64_ (4 CPU) 16:02:51 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 120.18 54.54 65.64 3592.87 21476.69 16:05:01 70.02 12.37 57.65 265.33 9750.53 16:06:01 33.01 0.18 32.82 5.73 4557.28 16:07:01 20.41 0.12 20.30 1.60 4110.78 16:08:01 17.51 0.13 17.38 2.80 1566.54 16:09:01 17.76 0.65 17.11 12.40 1590.80 16:10:01 23.98 9.83 14.15 647.38 750.82 16:11:01 19.53 3.32 16.21 165.28 4079.57 16:12:01 20.20 0.62 19.58 23.06 2622.36 16:13:01 24.13 0.65 23.48 77.45 3446.09 Average: 36.67 8.24 28.43 479.38 5394.96 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 5985384 7405548 2182036 26.72 36724 1563172 711440 7.72 593224 1425044 85808 16:05:01 5713172 7371436 2454248 30.05 57060 1765180 829356 9.00 648328 1611028 121024 16:06:01 5565332 7233080 2602088 31.86 59288 1771440 873540 9.48 788656 1615828 2552 16:07:01 5356784 7142100 2810636 34.41 61208 1884108 907776 9.85 890272 1716532 1404 16:08:01 5289072 7118552 2878348 35.24 63372 1924000 923900 10.02 920044 1749416 3468 16:09:01 5143716 7015756 3023704 37.02 64896 1963340 986272 10.70 1029696 1781432 2688 16:10:01 4982212 6894408 3185208 39.00 66468 2000576 1021328 11.08 1164064 1806044 4980 16:11:01 4679148 6712044 3488272 42.71 68232 2116676 1172084 12.72 1370680 1895692 2304 16:12:01 5334276 7458668 2833144 34.69 70840 2203492 634460 6.88 656900 1952720 57952 16:13:01 5326584 7463332 2840836 34.78 73048 2213220 626248 6.80 658568 1957608 12100 Average: 5337568 7181492 2829852 34.65 62114 1940520 868640 9.43 872043 1751134 29428 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:04:01 ens3 383.10 208.88 1369.27 63.48 0.00 0.00 0.00 0.00 16:05:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 16:05:01 ens3 73.22 41.90 461.60 12.09 0.00 0.00 0.00 0.00 16:06:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 16:06:01 ens3 52.98 70.04 71.65 11.44 0.00 0.00 0.00 0.00 16:07:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:07:01 ens3 256.86 233.71 1866.49 30.98 0.00 0.00 0.00 0.00 16:08:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:08:01 ens3 198.12 195.48 635.93 25.57 0.00 0.00 0.00 0.00 16:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:09:01 ens3 190.17 179.44 636.24 26.25 0.00 0.00 0.00 0.00 16:10:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:10:01 ens3 138.44 123.18 226.42 28.96 0.00 0.00 0.00 0.00 16:11:01 lo 2.30 2.30 0.24 0.24 0.00 0.00 0.00 0.00 16:11:01 ens3 620.76 422.46 1881.36 94.19 0.00 0.00 0.00 0.00 16:12:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 16:12:01 ens3 421.66 303.70 864.92 82.86 0.00 0.00 0.00 0.00 16:13:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:13:01 ens3 10.43 11.65 8.30 5.59 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 234.58 179.05 802.22 38.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8553) 11/08/25 _x86_64_ (4 CPU) 16:02:51 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 21.49 0.00 1.80 3.65 1.25 71.81 16:04:01 0 24.86 0.00 2.07 1.98 1.22 69.87 16:04:01 1 6.74 0.00 1.44 8.90 1.00 81.91 16:04:01 2 19.22 0.00 1.50 2.55 0.98 75.75 16:04:01 3 35.14 0.00 2.16 1.16 1.83 59.70 16:05:01 all 22.19 0.00 1.39 2.07 1.16 73.18 16:05:01 0 15.44 0.00 1.02 2.22 0.98 80.33 16:05:01 1 3.02 0.00 0.50 4.68 0.68 91.11 16:05:01 2 26.59 0.00 1.28 0.20 1.13 70.80 16:05:01 3 43.70 0.00 2.77 1.17 1.84 50.53 16:06:01 all 11.02 0.00 0.66 0.38 0.95 87.00 16:06:01 0 12.21 0.00 0.37 0.12 0.78 86.53 16:06:01 1 9.10 0.00 0.58 1.32 0.80 88.19 16:06:01 2 13.46 0.00 0.75 0.05 0.99 84.76 16:06:01 3 9.31 0.00 0.94 0.07 1.20 88.49 16:07:01 all 12.26 0.00 0.86 0.12 1.03 85.72 16:07:01 0 13.18 0.00 0.33 0.18 0.78 85.52 16:07:01 1 7.12 0.00 0.76 0.00 0.83 91.28 16:07:01 2 14.91 0.00 1.25 0.33 1.03 82.48 16:07:01 3 13.81 0.00 1.10 0.00 1.48 83.61 16:08:01 all 9.75 0.00 0.58 0.10 0.78 88.79 16:08:01 0 7.22 0.00 0.75 0.25 0.68 91.10 16:08:01 1 10.89 0.00 0.82 0.12 0.75 87.42 16:08:01 2 10.93 0.00 0.35 0.02 0.73 87.97 16:08:01 3 9.99 0.00 0.42 0.02 0.95 88.62 16:09:01 all 9.95 0.00 0.58 0.23 0.83 88.41 16:09:01 0 11.61 0.00 0.32 0.37 0.67 87.04 16:09:01 1 10.60 0.00 0.50 0.27 0.77 87.86 16:09:01 2 10.34 0.00 0.72 0.12 0.95 87.87 16:09:01 3 7.23 0.00 0.75 0.17 0.93 90.92 16:10:01 all 22.96 0.00 0.93 0.46 1.73 73.92 16:10:01 0 15.38 0.00 1.00 0.87 1.57 81.19 16:10:01 1 23.38 0.00 0.80 0.17 1.53 74.13 16:10:01 2 22.65 0.00 0.93 0.52 1.53 74.38 16:10:01 3 30.45 0.00 0.98 0.32 2.28 65.97 16:11:01 all 28.36 0.00 1.33 0.30 2.00 68.01 16:11:01 0 22.21 0.00 1.18 0.63 1.85 74.13 16:11:01 1 30.30 0.00 1.20 0.30 2.06 66.14 16:11:01 2 32.41 0.00 0.91 0.05 2.04 64.58 16:11:01 3 28.53 0.00 2.04 0.18 2.06 67.18 16:12:01 all 16.63 0.00 1.36 0.15 1.28 80.57 16:12:01 0 18.29 0.00 1.54 0.50 1.15 78.52 16:12:01 1 16.42 0.00 0.70 0.02 0.95 81.91 16:12:01 2 14.86 0.00 1.68 0.02 1.27 82.17 16:12:01 3 16.97 0.00 1.55 0.12 1.74 79.62 16:13:01 all 21.03 0.00 0.91 0.82 0.92 76.34 16:13:01 0 3.32 0.00 0.52 2.24 0.37 93.56 16:13:01 1 34.05 0.00 1.32 0.08 1.12 63.44 16:13:01 2 40.76 0.00 1.11 0.15 1.59 56.39 16:13:01 3 5.89 0.00 0.65 0.80 0.58 92.09 Average: all 17.57 0.00 1.04 0.83 1.19 79.37 Average: 0 14.37 0.00 0.91 0.94 1.01 82.78 Average: 1 15.17 0.00 0.86 1.59 1.05 81.33 Average: 2 20.63 0.00 1.05 0.40 1.23 76.70 Average: 3 20.11 0.00 1.34 0.40 1.49 76.67