---> uname -a: Linux prd-centos8-docker-8c-8g-8985.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1095 26953 19 3839 30326 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:43:a7:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe43:a728/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:86:04:7b:d3 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:86ff:fe04:7bd3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/07/2026 _x86_64_ (8 CPU) 03:37:50 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 363.46 33.27 330.19 7594.53 43459.26 03:40:01 AM 470.89 14.81 456.07 3125.21 17597.42 03:41:01 AM 248.77 6.80 241.97 1266.91 15124.31 03:42:01 AM 182.57 3.93 178.64 507.56 39103.45 Average: 316.22 14.63 301.59 3105.04 28760.96 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29541520 31231936 3111844 9.53 2688 2015648 1448924 4.30 138440 2548540 180228 03:40:01 AM 28514416 30697892 4138948 12.68 2688 2492232 1841464 5.46 211852 3429024 179172 03:41:01 AM 27052368 29669892 5600996 17.15 2688 2919108 2675388 7.94 421300 4647716 177848 03:42:01 AM 27576028 31029500 5077336 15.55 2688 3743236 1556364 4.62 832340 3670596 146132 Average: 28171083 30657305 4482281 13.73 2688 2792556 1880535 5.58 400983 3573969 170845 03:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 389.82 252.33 2050.72 76.23 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 376.09 324.81 3846.29 58.21 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 465.73 373.71 6147.91 49.75 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 427.91 381.27 4579.64 2343.92 0.00 0.00 0.00 0.00 03:42:01 AM docker0 23.84 35.04 1.30 309.22 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 414.99 333.37 4164.87 634.35 0.00 0.00 0.00 0.00 Average: docker0 5.99 8.80 0.33 77.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/07/2026 _x86_64_ (8 CPU) 03:37:50 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.77 0.00 2.30 2.04 0.06 80.83 03:39:01 AM 0 11.03 0.00 1.06 0.54 0.05 87.32 03:39:01 AM 1 15.15 0.00 2.32 0.65 0.05 81.83 03:39:01 AM 2 14.64 0.00 2.85 1.84 0.05 80.62 03:39:01 AM 3 15.74 0.00 2.11 2.04 0.07 80.03 03:39:01 AM 4 19.08 0.00 1.88 1.60 0.05 77.39 03:39:01 AM 5 7.25 0.00 1.82 0.97 0.07 89.90 03:39:01 AM 6 15.15 0.00 3.20 4.05 0.05 77.55 03:39:01 AM 7 20.12 0.00 3.16 4.66 0.05 72.01 03:40:01 AM all 16.58 0.00 1.59 2.23 0.07 79.53 03:40:01 AM 0 11.46 0.00 1.37 0.65 0.08 86.44 03:40:01 AM 1 9.70 0.00 1.20 2.39 0.07 86.64 03:40:01 AM 2 10.16 0.00 1.67 3.60 0.07 84.49 03:40:01 AM 3 25.17 0.00 1.22 1.65 0.08 71.88 03:40:01 AM 4 16.39 0.00 1.47 2.14 0.07 79.93 03:40:01 AM 5 23.87 0.00 1.07 0.94 0.07 74.06 03:40:01 AM 6 29.68 0.00 2.56 2.63 0.08 65.06 03:40:01 AM 7 6.16 0.00 2.13 3.89 0.07 87.76 03:41:01 AM all 27.86 0.00 1.49 1.73 0.09 68.84 03:41:01 AM 0 18.17 0.00 1.22 0.59 0.07 79.96 03:41:01 AM 1 37.74 0.00 2.16 2.33 0.12 57.65 03:41:01 AM 2 30.89 0.00 1.96 3.49 0.10 63.56 03:41:01 AM 3 27.03 0.00 1.38 1.19 0.08 70.32 03:41:01 AM 4 15.57 0.00 1.42 1.86 0.07 81.08 03:41:01 AM 5 21.49 0.00 1.41 0.67 0.08 76.35 03:41:01 AM 6 34.04 0.00 1.32 3.18 0.10 61.36 03:41:01 AM 7 37.95 0.00 1.01 0.54 0.08 60.42 03:42:01 AM all 11.79 0.00 2.64 1.18 0.06 84.33 03:42:01 AM 0 12.95 0.00 3.12 0.55 0.07 83.31 03:42:01 AM 1 23.64 0.00 3.27 2.55 0.07 70.47 03:42:01 AM 2 16.22 0.00 2.95 1.78 0.07 78.98 03:42:01 AM 3 8.20 0.00 2.54 0.87 0.07 88.32 03:42:01 AM 4 6.35 0.00 2.38 0.89 0.05 90.33 03:42:01 AM 5 8.49 0.00 2.35 0.82 0.05 88.29 03:42:01 AM 6 7.36 0.00 2.23 0.84 0.07 89.50 03:42:01 AM 7 11.07 0.00 2.28 1.16 0.07 85.42 Average: all 17.76 0.00 2.00 1.80 0.07 78.37 Average: 0 13.41 0.00 1.69 0.58 0.07 84.25 Average: 1 21.58 0.00 2.24 1.99 0.08 74.12 Average: 2 17.99 0.00 2.36 2.68 0.07 76.90 Average: 3 19.06 0.00 1.81 1.44 0.08 77.62 Average: 4 14.34 0.00 1.79 1.62 0.06 82.19 Average: 5 15.31 0.00 1.66 0.85 0.07 82.11 Average: 6 21.59 0.00 2.32 2.67 0.08 73.34 Average: 7 18.82 0.00 2.14 2.55 0.07 76.42