---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8048 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 597 11162 0 4279 15112 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3d:d1:8e brd ff:ff:ff:ff:ff:ff inet 10.30.107.12/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86007sec preferred_lft 86007sec inet6 fe80::f816:3eff:fe3d:d18e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8048) 11/01/25 _x86_64_ (4 CPU) 13:03:42 LINUX RESTART (4 CPU) 13:04:01 tps rtps wtps bread/s bwrtn/s 13:05:01 316.53 47.08 269.46 2320.68 12335.81 13:06:01 150.02 17.55 132.48 921.45 24510.85 13:07:01 26.21 3.03 23.18 84.39 5190.20 13:08:01 29.70 0.08 29.61 1.73 6958.44 13:09:01 39.33 0.48 38.84 8.40 23773.24 13:10:01 52.59 3.00 49.59 301.95 49376.57 Average: 102.40 11.87 90.53 606.43 20357.52 13:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 13739244 15451156 2685716 16.35 70876 1835276 906252 5.19 781476 1676604 240876 13:06:01 11980768 14133336 4444192 27.06 81624 2252188 2024816 11.59 2203216 1986368 12944 13:07:01 11709800 13937564 4715160 28.71 84620 2321540 2288980 13.10 2424600 2027796 16196 13:08:01 11412640 13754736 5012320 30.52 90040 2425980 2282152 13.06 2616616 2123632 3512 13:09:01 11168188 15098060 5256772 32.00 94204 3965232 1201764 6.88 1569916 3369024 1277872 13:10:01 11453656 15498208 4971304 30.27 97560 4072464 819520 4.69 1220448 3430912 28536 Average: 11910716 14645510 4514244 27.48 86487 2812113 1587247 9.08 1802712 2435723 263323 13:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 ens3 111.06 80.44 1339.57 25.14 0.00 0.00 0.00 0.00 13:05:01 lo 1.37 1.37 0.17 0.17 0.00 0.00 0.00 0.00 13:06:01 ens3 866.21 579.79 6197.79 131.30 0.00 0.00 0.00 0.00 13:06:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:07:01 ens3 1126.25 652.97 1034.02 288.29 0.00 0.00 0.00 0.00 13:07:01 lo 5.60 5.60 25.74 25.74 0.00 0.00 0.00 0.00 13:08:01 ens3 271.02 177.54 599.88 50.40 0.00 0.00 0.00 0.00 13:08:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 13:09:01 ens3 498.32 312.36 5054.03 53.61 0.00 0.00 0.00 0.00 13:09:01 lo 1.38 1.38 0.15 0.15 0.00 0.00 0.00 0.00 13:10:01 ens3 692.58 426.51 1631.75 184.79 0.00 0.00 0.00 0.00 13:10:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 594.24 371.60 2642.84 122.26 0.00 0.00 0.00 0.00 Average: lo 1.80 1.80 4.39 4.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8048) 11/01/25 _x86_64_ (4 CPU) 13:03:42 LINUX RESTART (4 CPU) 13:04:01 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 23.67 0.00 1.71 2.98 0.06 71.58 13:05:01 0 35.90 0.00 3.00 4.39 0.08 56.62 13:05:01 1 13.46 0.00 1.12 3.54 0.05 81.84 13:05:01 2 27.29 0.00 1.52 3.09 0.07 68.04 13:05:01 3 18.13 0.00 1.20 0.87 0.03 79.77 13:06:01 all 60.07 0.00 2.44 1.11 0.09 36.29 13:06:01 0 52.34 0.00 2.90 1.51 0.08 43.17 13:06:01 1 64.52 0.00 2.09 0.60 0.08 32.70 13:06:01 2 61.90 0.00 2.34 0.89 0.10 34.77 13:06:01 3 61.46 0.00 2.42 1.48 0.10 34.53 13:07:01 all 39.45 0.00 4.08 0.22 0.07 56.18 13:07:01 0 39.90 0.00 5.45 0.08 0.07 54.50 13:07:01 1 36.49 0.00 3.48 0.02 0.07 59.95 13:07:01 2 41.97 0.00 3.95 0.59 0.08 53.41 13:07:01 3 39.42 0.00 3.47 0.20 0.08 56.82 13:08:01 all 22.91 0.00 0.80 0.25 0.08 75.97 13:08:01 0 21.24 0.00 0.47 0.00 0.05 78.24 13:08:01 1 20.28 0.00 0.67 0.00 0.10 78.95 13:08:01 2 25.14 0.00 0.67 0.94 0.08 73.18 13:08:01 3 24.97 0.00 1.35 0.07 0.05 73.55 13:09:01 all 27.96 0.00 1.62 1.16 0.07 69.19 13:09:01 0 40.34 0.00 1.67 0.95 0.07 56.97 13:09:01 1 24.49 0.00 1.72 0.38 0.05 73.35 13:09:01 2 23.51 0.00 1.36 2.81 0.08 72.23 13:09:01 3 23.48 0.00 1.76 0.49 0.07 74.20 13:10:01 all 37.29 0.00 1.97 1.68 0.06 59.00 13:10:01 0 26.95 0.00 1.22 0.72 0.05 71.06 13:10:01 1 48.28 0.00 2.21 2.11 0.07 47.34 13:10:01 2 38.00 0.00 2.02 3.86 0.08 56.04 13:10:01 3 35.94 0.00 2.43 0.07 0.05 61.51 Average: all 35.21 0.00 2.10 1.23 0.07 61.38 Average: 0 36.10 0.00 2.45 1.27 0.07 60.11 Average: 1 34.57 0.00 1.88 1.11 0.07 62.37 Average: 2 36.30 0.00 1.98 2.03 0.08 59.62 Average: 3 33.87 0.00 2.11 0.53 0.06 63.43