---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-260 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 568 11174 0 4296 15141 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:23:7b:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.247/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe23:7ba7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-260) 10/04/25 _x86_64_ (4 CPU) 13:02:24 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 99.61 4.03 95.58 63.58 48517.34 13:05:01 176.49 43.86 132.63 2394.40 22103.78 13:06:01 16.61 4.77 11.85 234.63 1358.84 13:07:01 32.27 0.12 32.15 1.20 5523.64 13:08:01 21.94 0.00 21.94 0.00 1448.45 13:09:01 49.54 1.18 48.36 148.64 43309.32 13:10:01 32.63 2.32 30.31 163.84 24514.18 Average: 61.20 8.05 53.16 430.31 20901.00 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13971224 15560768 2453744 14.94 65056 1725404 789588 4.52 660472 1578232 179196 13:05:01 12142388 14279044 4282580 26.07 80672 2238072 2188088 12.52 2035816 1990396 22152 13:06:01 11350348 13516672 5074620 30.90 81760 2265552 2561736 14.66 2833368 1981168 10356 13:07:01 11288788 13610056 5136180 31.27 87176 2410064 3327108 19.04 2757544 2106708 5660 13:08:01 11235968 13592936 5189000 31.59 92284 2437372 3327108 19.04 2781036 2131840 4308 13:09:01 11159616 15186932 5265352 32.06 94544 4059692 1129060 6.46 1496604 3446480 588592 13:10:01 11428600 15488936 4996368 30.42 97760 4087688 816280 4.67 1236828 3436756 27900 Average: 11796705 14462192 4628263 28.18 85607 2746263 2019853 11.56 1971667 2381654 119738 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 1.22 1.22 0.15 0.15 0.00 0.00 0.00 0.00 13:04:01 ens3 70.90 51.35 1144.94 10.09 0.00 0.00 0.00 0.00 13:05:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:05:01 ens3 592.32 482.82 6331.50 92.84 0.00 0.00 0.00 0.00 13:06:01 lo 5.27 5.27 25.72 25.72 0.00 0.00 0.00 0.00 13:06:01 ens3 1745.79 1288.92 569.74 510.16 0.00 0.00 0.00 0.00 13:07:01 lo 1.78 1.78 0.23 0.23 0.00 0.00 0.00 0.00 13:07:01 ens3 406.91 304.46 1183.97 83.73 0.00 0.00 0.00 0.00 13:08:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:08:01 ens3 81.76 59.25 292.38 13.92 0.00 0.00 0.00 0.00 13:09:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 13:09:01 ens3 787.00 487.22 6082.37 136.35 0.00 0.00 0.00 0.00 13:10:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 13:10:01 ens3 349.94 270.47 338.74 126.33 0.00 0.00 0.00 0.00 Average: lo 1.55 1.55 3.78 3.78 0.00 0.00 0.00 0.00 Average: ens3 577.56 421.51 2280.27 139.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-260) 10/04/25 _x86_64_ (4 CPU) 13:02:24 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 15.14 0.00 0.94 10.16 0.06 73.70 13:04:01 0 2.75 0.00 0.56 31.56 0.05 65.08 13:04:01 1 20.84 0.00 1.15 3.88 0.07 74.06 13:04:01 2 28.75 0.00 1.65 4.50 0.07 65.03 13:04:01 3 8.24 0.00 0.41 0.59 0.07 90.69 13:05:01 all 40.57 0.00 2.15 3.35 0.09 53.84 13:05:01 0 39.33 0.00 2.59 2.34 0.08 55.66 13:05:01 1 39.97 0.00 2.31 7.23 0.08 50.41 13:05:01 2 43.94 0.00 2.02 2.56 0.08 51.39 13:05:01 3 39.05 0.00 1.66 1.29 0.08 57.92 13:06:01 all 49.13 0.00 3.74 0.70 0.11 46.33 13:06:01 0 49.91 0.00 4.48 0.44 0.10 45.07 13:06:01 1 46.55 0.00 3.54 0.76 0.10 49.05 13:06:01 2 45.17 0.00 3.41 1.24 0.10 50.07 13:06:01 3 54.88 0.00 3.53 0.35 0.13 41.10 13:07:01 all 36.81 0.00 1.46 0.83 0.09 60.81 13:07:01 0 33.88 0.00 1.34 0.00 0.08 64.70 13:07:01 1 33.90 0.00 2.09 1.34 0.10 62.58 13:07:01 2 41.39 0.00 1.24 1.07 0.08 56.22 13:07:01 3 38.06 0.00 1.15 0.92 0.08 59.78 13:08:01 all 4.76 0.00 0.39 0.34 0.05 94.45 13:08:01 0 4.02 0.00 0.22 0.00 0.03 95.73 13:08:01 1 2.87 0.00 0.20 0.07 0.03 96.82 13:08:01 2 6.59 0.00 0.85 1.30 0.08 91.17 13:08:01 3 5.54 0.00 0.30 0.00 0.05 94.11 13:09:01 all 29.67 0.00 2.02 12.45 0.13 55.74 13:09:01 0 37.66 0.00 2.03 16.93 0.15 43.23 13:09:01 1 24.87 0.00 1.31 2.44 0.08 71.28 13:09:01 2 29.09 0.00 2.21 23.83 0.17 44.70 13:09:01 3 27.03 0.00 2.53 6.58 0.10 63.76 13:10:01 all 33.19 0.00 1.37 5.37 0.08 59.99 13:10:01 0 41.29 0.00 1.58 6.41 0.10 50.62 13:10:01 1 21.17 0.00 1.16 10.82 0.05 66.80 13:10:01 2 44.76 0.00 1.57 0.64 0.10 52.93 13:10:01 3 25.42 0.00 1.12 3.64 0.08 69.74 Average: all 29.90 0.00 1.72 4.73 0.09 63.56 Average: 0 29.86 0.00 1.83 8.21 0.09 60.02 Average: 1 27.16 0.00 1.68 3.79 0.07 67.30 Average: 2 34.25 0.00 1.85 5.00 0.10 58.80 Average: 3 28.34 0.00 1.53 1.91 0.09 68.13