---> uname -a: Linux prd-centos8-docker-4c-4g-5064.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 844 11108 19 3810 14569 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:e7:1e:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.54/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85885sec preferred_lft 85885sec inet6 fe80::f816:3eff:fee7:1ec8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:17:bc:23 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:ff:fe17:bc23/64 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) 02/03/2026 _x86_64_ (4 CPU) 10:41:44 LINUX RESTART (4 CPU) 10:42:01 AM tps rtps wtps bread/s bwrtn/s 10:43:01 AM 266.04 26.23 239.81 6022.00 24047.67 10:44:01 AM 247.73 19.76 227.97 3954.95 11803.50 10:45:01 AM 113.11 1.77 111.35 104.25 11693.00 10:46:01 AM 6.42 0.00 6.42 0.00 343.99 10:47:01 AM 22.24 3.30 18.94 564.61 1142.09 10:48:01 AM 70.33 0.15 70.18 2.27 17438.04 10:49:01 AM 88.22 3.28 84.94 4738.41 1550.87 10:50:01 AM 147.68 3.62 144.07 893.30 23673.79 Average: 120.23 7.26 112.97 2035.17 11462.58 10:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 AM 13319564 15092844 2821968 17.48 2688 1987096 1107532 6.44 146112 2317108 161464 10:44:01 AM 12243424 14357600 3898108 24.15 2688 2316460 1787936 10.40 226396 3255948 99436 10:45:01 AM 10266588 12616952 5874944 36.40 2688 2548504 3321356 19.32 282524 5155312 4068 10:46:01 AM 10166452 12521400 5975080 37.02 2688 2552932 3353052 19.51 282576 5255904 2132 10:47:01 AM 8417568 11137728 7723964 47.85 2688 2909024 4995000 29.06 354156 6893524 306952 10:48:01 AM 8322232 11115284 7819300 48.44 2688 2980336 4959536 28.85 423128 6913596 100 10:49:01 AM 11946468 14993028 4195064 25.99 2688 3228236 1284864 7.47 478204 3238232 122880 10:50:01 AM 11335072 14877496 4806460 29.78 2688 3705444 1210492 7.04 968928 3326724 7556 Average: 10752171 13339042 5389361 33.39 2688 2778504 2752471 16.01 395253 4544544 88074 10:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 AM eth0 355.60 210.64 1847.37 75.22 0.00 0.00 0.00 0.00 10:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 AM eth0 302.50 258.73 2281.73 54.28 0.00 0.00 0.00 0.00 10:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:45:01 AM eth0 256.22 192.52 3439.76 45.82 0.00 0.00 0.00 0.00 10:45:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:46:01 AM eth0 452.82 276.57 135.61 120.58 0.00 0.00 0.00 0.00 10:46:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:47:01 AM lo 3.88 3.88 0.50 0.50 0.00 0.00 0.00 0.00 10:47:01 AM eth0 189.09 120.76 2007.71 23.17 0.00 0.00 0.00 0.00 10:47:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 10:47:01 AM vethb2e323e 0.08 0.28 0.01 0.03 0.00 0.00 0.00 0.00 10:48:01 AM lo 13.15 13.15 27.00 27.00 0.00 0.00 0.00 0.00 10:48:01 AM eth0 142.09 87.05 836.05 6.11 0.00 0.00 0.00 0.00 10:48:01 AM docker0 0.10 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:48:01 AM vethb2e323e 0.10 0.15 0.01 0.01 0.00 0.00 0.00 0.00 10:48:01 AM br-ee4b6fb40121 5.63 5.51 25.61 0.93 0.00 0.00 0.00 0.00 10:49:01 AM lo 0.63 0.63 0.03 0.03 0.00 0.00 0.00 0.00 10:49:01 AM eth0 50.94 46.18 518.19 11.93 0.00 0.00 0.00 0.00 10:49:01 AM docker0 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 AM eth0 177.69 115.06 1883.43 54.40 0.00 0.00 0.00 0.00 10:50:01 AM docker0 31.91 34.09 20.64 611.97 0.00 0.00 0.00 0.00 Average: lo 2.21 2.21 3.44 3.44 0.00 0.00 0.00 0.00 Average: eth0 240.87 163.44 1618.76 48.94 0.00 0.00 0.00 0.00 Average: docker0 4.02 4.31 2.58 76.50 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) 02/03/2026 _x86_64_ (4 CPU) 10:41:44 LINUX RESTART (4 CPU) 10:42:01 AM CPU %user %nice %system %iowait %steal %idle 10:43:01 AM all 27.01 0.00 3.52 3.51 0.09 65.87 10:43:01 AM 0 29.72 0.00 3.62 2.29 0.08 64.29 10:43:01 AM 1 25.79 0.00 3.45 3.57 0.08 67.10 10:43:01 AM 2 19.94 0.00 3.54 6.83 0.10 69.59 10:43:01 AM 3 32.59 0.00 3.45 1.36 0.08 62.52 10:44:01 AM all 41.92 0.00 2.68 2.93 0.11 52.36 10:44:01 AM 0 42.43 0.00 2.50 2.43 0.12 52.52 10:44:01 AM 1 46.35 0.00 1.45 1.60 0.12 50.49 10:44:01 AM 2 43.41 0.00 4.25 4.87 0.10 47.37 10:44:01 AM 3 35.52 0.00 2.51 2.80 0.12 59.06 10:45:01 AM all 62.85 0.00 1.97 1.97 0.11 33.10 10:45:01 AM 0 41.44 0.00 2.51 5.39 0.12 50.54 10:45:01 AM 1 74.57 0.00 1.99 0.37 0.12 22.95 10:45:01 AM 2 65.57 0.00 1.96 1.59 0.12 30.77 10:45:01 AM 3 69.81 0.00 1.40 0.53 0.10 28.15 10:46:01 AM all 14.84 0.00 1.40 0.03 0.06 83.67 10:46:01 AM 0 14.96 0.00 1.19 0.03 0.05 83.77 10:46:01 AM 1 17.61 0.00 1.34 0.00 0.07 80.98 10:46:01 AM 2 12.06 0.00 1.72 0.08 0.07 86.07 10:46:01 AM 3 14.71 0.00 1.35 0.02 0.05 83.87 10:47:01 AM all 44.03 0.00 2.04 0.34 0.12 53.47 10:47:01 AM 0 47.22 0.00 2.01 0.08 0.10 50.59 10:47:01 AM 1 41.51 0.00 1.95 0.49 0.13 55.92 10:47:01 AM 2 29.88 0.00 1.89 0.15 0.10 67.97 10:47:01 AM 3 57.68 0.00 2.32 0.63 0.14 39.23 10:48:01 AM all 15.00 0.00 2.41 2.66 0.08 79.85 10:48:01 AM 0 13.35 0.00 1.83 1.95 0.08 82.79 10:48:01 AM 1 16.11 0.00 3.23 1.95 0.08 78.63 10:48:01 AM 2 14.41 0.00 2.32 3.08 0.08 80.10 10:48:01 AM 3 16.14 0.00 2.25 3.66 0.08 77.87 10:49:01 AM all 35.37 0.00 2.54 0.71 0.09 61.29 10:49:01 AM 0 27.90 0.00 3.14 1.52 0.08 67.36 10:49:01 AM 1 41.60 0.00 2.21 0.95 0.10 55.14 10:49:01 AM 2 34.78 0.00 3.55 0.32 0.08 61.27 10:49:01 AM 3 37.20 0.00 1.25 0.07 0.08 61.39 10:50:01 AM all 17.64 0.00 3.52 3.12 0.07 75.64 10:50:01 AM 0 25.64 0.00 3.23 2.37 0.08 68.67 10:50:01 AM 1 13.43 0.00 3.23 2.04 0.07 81.23 10:50:01 AM 2 18.39 0.00 3.91 6.04 0.07 71.60 10:50:01 AM 3 13.08 0.00 3.72 2.04 0.07 81.09 Average: all 32.33 0.00 2.51 1.91 0.09 63.16 Average: 0 30.33 0.00 2.50 2.01 0.09 65.07 Average: 1 34.62 0.00 2.36 1.37 0.10 61.56 Average: 2 29.82 0.00 2.89 2.87 0.09 64.34 Average: 3 34.57 0.00 2.28 1.39 0.09 61.67