---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17321 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: 2799.998 BogoMIPS: 5599.99 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 8.9G 69G 12% / 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 579 12721 0 2739 15136 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:e2:74:1d brd ff:ff:ff:ff:ff:ff inet 10.30.106.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fee2:741d/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-17321) 12/03/25 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:02 75.25 3.81 71.44 53.19 38635.90 03:07:01 77.62 10.88 66.74 266.49 17674.69 03:08:01 81.60 4.48 77.12 123.45 10167.24 03:09:01 13.36 5.10 8.27 393.80 1161.54 03:10:01 30.78 1.93 28.85 73.85 4447.53 03:11:01 36.66 0.52 36.14 38.93 17141.01 Average: 52.42 4.44 47.98 158.25 14803.85 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 14008936 15492432 2416032 14.71 50692 1641292 837336 4.79 732488 1485576 82160 03:07:01 13922856 15599504 2502112 15.23 69716 1801540 704540 4.03 625600 1650804 126896 03:08:01 13201828 15057900 3223140 19.62 82752 1959588 1253112 7.17 1190264 1787992 18696 03:09:01 12041748 13927060 4383220 26.69 83992 1986368 2366132 13.54 2344468 1789220 7700 03:10:01 13050380 15507744 3374588 20.55 88236 2545076 811176 4.64 975696 2136060 478996 03:11:01 13001244 15472176 3423724 20.84 90576 2556288 822668 4.71 1020588 2139300 10568 Average: 13204499 15176136 3220469 19.61 77661 2081692 1132494 6.48 1148184 1831492 120836 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 52.44 38.56 706.52 5.50 0.00 0.00 0.00 0.00 03:06:02 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 50.61 37.46 452.46 9.75 0.00 0.00 0.00 0.00 03:07:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 03:08:01 ens3 311.73 283.89 2437.09 73.20 0.00 0.00 0.00 0.00 03:08:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 1337.63 964.27 377.29 394.39 0.00 0.00 0.00 0.00 03:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:10:01 ens3 318.75 263.54 764.68 91.72 0.00 0.00 0.00 0.00 03:10:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 03:11:01 ens3 99.82 108.38 224.73 1745.62 0.00 0.00 0.00 0.00 03:11:01 lo 2.93 2.93 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 363.47 283.97 828.47 388.70 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17321) 12/03/25 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 6.93 0.00 0.54 19.66 0.03 72.84 03:06:02 0 4.86 0.00 0.34 2.00 0.02 92.79 03:06:02 1 2.74 0.00 0.32 0.61 0.02 96.31 03:06:02 2 12.88 0.00 1.03 39.85 0.03 46.19 03:06:02 3 7.26 0.00 0.46 36.30 0.05 55.92 03:07:01 all 11.06 0.00 0.88 14.18 0.04 73.84 03:07:01 0 17.75 0.00 1.38 1.55 0.05 79.28 03:07:01 1 8.57 0.00 0.42 2.38 0.03 88.60 03:07:01 2 14.65 0.00 1.33 49.53 0.07 34.43 03:07:01 3 3.28 0.00 0.39 3.24 0.05 93.04 03:08:01 all 18.23 0.00 1.28 2.70 0.10 77.69 03:08:01 0 15.91 0.00 1.10 0.64 0.07 82.28 03:08:01 1 22.27 0.00 1.87 0.35 0.12 75.39 03:08:01 2 16.54 0.00 1.31 9.00 0.07 73.09 03:08:01 3 18.18 0.00 0.85 0.87 0.10 80.00 03:09:01 all 34.88 0.00 5.43 0.64 0.08 58.98 03:09:01 0 32.39 0.00 3.34 0.10 0.07 64.10 03:09:01 1 25.19 0.00 8.22 1.34 0.08 65.16 03:09:01 2 61.66 0.00 7.88 1.10 0.10 29.25 03:09:01 3 20.21 0.00 2.29 0.00 0.08 77.41 03:10:01 all 38.49 0.00 2.00 2.10 0.08 57.33 03:10:01 0 33.28 0.00 1.94 1.41 0.07 63.30 03:10:01 1 51.11 0.00 1.92 2.19 0.10 44.68 03:10:01 2 34.22 0.00 2.16 4.71 0.08 58.83 03:10:01 3 35.33 0.00 1.99 0.10 0.07 62.51 03:11:01 all 15.00 0.00 0.98 7.29 0.05 76.67 03:11:01 0 8.92 0.00 0.89 25.91 0.03 64.24 03:11:01 1 6.99 0.00 0.99 0.64 0.07 91.31 03:11:01 2 23.78 0.00 1.05 1.34 0.05 73.79 03:11:01 3 20.26 0.00 0.97 1.27 0.07 77.43 Average: all 20.82 0.00 1.86 7.72 0.07 69.54 Average: 0 18.89 0.00 1.50 5.28 0.05 74.28 Average: 1 19.54 0.00 2.30 1.25 0.07 76.84 Average: 2 27.37 0.00 2.47 17.45 0.07 52.65 Average: 3 17.49 0.00 1.16 6.89 0.07 74.39