---> uname -a: Linux prd-centos8-docker-4c-4g-42320.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 815 11697 19 3250 14598 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:67:54:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.146/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85934sec preferred_lft 85934sec inet6 fe80::f816:3eff:fe67:54e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:b0:c1:20 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:e2ff:feb0:c120/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/30/2025 _x86_64_ (4 CPU) 08:02:23 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 209.12 18.21 190.90 3234.66 10690.48 08:05:01 AM 133.11 3.17 129.95 766.94 9235.86 08:06:01 AM 24.53 0.05 24.48 1.07 6169.36 08:07:01 AM 5.72 2.93 2.78 227.03 315.41 08:08:01 AM 72.44 0.65 71.79 426.12 15705.06 08:09:01 AM 17.24 1.27 15.98 1665.03 5513.78 08:10:01 AM 33.53 0.45 33.08 63.86 1857.99 Average: 70.81 3.82 66.99 912.10 7069.82 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 12796636 14812416 3344896 20.72 2688 2222228 1315432 7.65 166292 2785172 155012 08:05:01 AM 11234132 13536296 4907400 30.40 2688 2503572 2397836 13.95 259080 4226768 177520 08:06:01 AM 10881248 13187832 5260284 32.59 2688 2507812 2618584 15.23 259284 4577256 2232 08:07:01 AM 9421116 11742740 6720416 41.63 2688 2522360 4080380 23.74 271476 6017872 1932 08:08:01 AM 8864412 11606268 7277120 45.08 2688 2932656 4418052 25.70 402492 6403752 976 08:09:01 AM 10854152 13805064 5287380 32.76 2688 3139452 2239836 13.03 451060 4365768 4384 08:10:01 AM 11988188 14966752 4153344 25.73 2688 3164996 1163632 6.77 650244 3034216 41512 Average: 10862841 13379624 5278691 32.70 2688 2713297 2604822 15.15 351418 4487258 54795 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 174.10 148.11 1980.79 31.38 0.00 0.00 0.00 0.00 08:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 260.79 199.97 3923.35 30.98 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 161.38 108.56 54.05 65.58 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 6.40 6.40 0.79 0.79 0.00 0.00 0.00 0.00 08:07:01 AM eth0 73.19 57.84 22.58 36.24 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 12.60 12.60 26.70 26.70 0.00 0.00 0.00 0.00 08:08:01 AM eth0 175.02 138.09 2824.38 11.43 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 08:08:01 AM veth2af0182 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-d7a915fa31c3 5.75 5.61 25.61 0.93 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.55 0.55 0.03 0.03 0.00 0.00 0.00 0.00 08:09:01 AM eth0 222.02 150.34 2174.02 12.68 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 130.96 93.95 227.61 111.04 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.79 2.79 3.93 3.93 0.00 0.00 0.00 0.00 Average: eth0 171.07 128.12 1600.99 42.76 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/30/2025 _x86_64_ (4 CPU) 08:02:23 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 25.33 0.00 2.18 1.25 0.09 71.14 08:04:01 AM 0 20.37 0.00 2.19 1.25 0.10 76.09 08:04:01 AM 1 33.75 0.00 2.32 1.14 0.10 62.69 08:04:01 AM 2 20.06 0.00 1.62 1.44 0.08 76.79 08:04:01 AM 3 27.11 0.00 2.61 1.19 0.08 69.01 08:05:01 AM all 61.41 0.00 1.86 0.65 0.09 35.99 08:05:01 AM 0 63.38 0.00 1.64 0.30 0.08 34.60 08:05:01 AM 1 67.31 0.00 1.47 0.35 0.08 30.78 08:05:01 AM 2 53.82 0.00 2.29 0.52 0.08 43.29 08:05:01 AM 3 61.14 0.00 2.04 1.44 0.10 35.29 08:06:01 AM all 22.12 0.00 1.15 0.20 0.07 76.46 08:06:01 AM 0 18.67 0.00 1.45 0.27 0.08 79.52 08:06:01 AM 1 27.14 0.00 0.65 0.05 0.07 72.09 08:06:01 AM 2 22.15 0.00 1.47 0.27 0.08 76.03 08:06:01 AM 3 20.51 0.00 1.04 0.20 0.05 78.20 08:07:01 AM all 37.87 0.00 1.36 0.04 0.09 60.64 08:07:01 AM 0 48.45 0.00 1.79 0.07 0.08 49.62 08:07:01 AM 1 34.62 0.00 0.87 0.02 0.10 64.40 08:07:01 AM 2 40.10 0.00 0.85 0.02 0.07 58.96 08:07:01 AM 3 28.33 0.00 1.94 0.07 0.10 69.56 08:08:01 AM all 21.50 0.00 2.91 0.75 0.10 74.73 08:08:01 AM 0 25.64 0.00 2.87 1.11 0.10 70.28 08:08:01 AM 1 18.27 0.00 3.24 0.42 0.12 77.96 08:08:01 AM 2 19.54 0.00 2.45 0.61 0.12 77.29 08:08:01 AM 3 22.57 0.00 3.09 0.86 0.08 73.41 08:09:01 AM all 51.38 0.00 1.26 0.17 0.08 47.11 08:09:01 AM 0 56.85 0.00 1.24 0.18 0.08 41.65 08:09:01 AM 1 37.51 0.00 1.19 0.45 0.10 60.75 08:09:01 AM 2 57.73 0.00 1.72 0.03 0.07 40.45 08:09:01 AM 3 53.42 0.00 0.89 0.02 0.07 45.61 08:10:01 AM all 40.60 0.00 2.04 0.07 0.08 57.21 08:10:01 AM 0 37.21 0.00 1.25 0.07 0.08 61.39 08:10:01 AM 1 49.67 0.00 2.39 0.17 0.08 47.69 08:10:01 AM 2 37.05 0.00 2.81 0.00 0.10 60.04 08:10:01 AM 3 38.46 0.00 1.70 0.05 0.07 59.72 Average: all 37.19 0.00 1.82 0.45 0.09 60.46 Average: 0 38.66 0.00 1.77 0.46 0.09 59.01 Average: 1 38.34 0.00 1.73 0.37 0.09 59.47 Average: 2 35.80 0.00 1.89 0.41 0.09 61.82 Average: 3 35.94 0.00 1.90 0.54 0.08 61.54