---> uname -a: Linux prd-centos8-docker-8c-8g-4981.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): 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: 31890 1072 26369 19 4448 30351 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:66:49:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.180/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85964sec preferred_lft 85964sec inet6 fe80::f816:3eff:fe66:49b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:37:1e:07 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::42:89ff:fe37:1e07/64 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) 01/12/2026 _x86_64_ (8 CPU) 16:59:27 LINUX RESTART (8 CPU) 05:00:01 PM tps rtps wtps bread/s bwrtn/s 05:01:01 PM 251.25 16.08 235.17 3127.36 11019.48 05:02:01 PM 103.90 1.83 102.07 809.48 14255.16 05:03:01 PM 123.88 14.75 109.13 1283.57 37084.32 05:04:01 PM 160.43 2.48 157.95 4510.63 19398.68 05:05:01 PM 10.73 0.07 10.66 50.12 470.81 05:06:01 PM 17.08 1.53 15.55 1599.33 3610.86 Average: 111.23 6.13 105.10 1899.69 14306.99 05:00:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:01:01 PM 28664388 30759300 3991324 12.22 2688 2409600 1847360 5.48 163836 3354480 357916 05:02:01 PM 27702616 29899092 4953096 15.17 2688 2509160 2656444 7.88 194040 4268852 45684 05:03:01 PM 26351248 29398684 6304464 19.31 2688 3342540 3416096 10.14 454408 5291912 1840 05:04:01 PM 25783556 29513488 6872156 21.04 2688 4022048 2820652 8.37 653864 5653624 6288 05:05:01 PM 25715396 29448432 6940316 21.25 2688 4024936 2841908 8.43 657776 5719848 20 05:06:01 PM 25450072 29509748 7205640 22.07 2688 4350420 3445056 10.22 722092 5917224 176076 Average: 26611213 29754791 6044499 18.51 2688 3443117 2837919 8.42 474336 5034323 97971 05:00:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 PM eth0 438.14 322.71 5444.44 46.77 0.00 0.00 0.00 0.00 05:01:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 PM eth0 353.06 259.07 1318.67 57.65 0.00 0.00 0.00 0.00 05:02:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 PM lo 9.13 9.13 1.05 1.05 0.00 0.00 0.00 0.00 05:03:01 PM eth0 1458.63 453.70 6649.21 42.23 0.00 0.00 0.00 0.00 05:03:01 PM docker0 3.75 4.90 0.53 0.58 0.00 0.00 0.00 0.00 05:03:01 PM veth2119fd3 2.17 2.93 0.35 0.35 0.00 0.00 0.00 0.00 05:04:01 PM lo 3.75 3.75 0.30 0.30 0.00 0.00 0.00 0.00 05:04:01 PM eth0 151.12 133.17 1414.61 30.15 0.00 0.00 0.00 0.00 05:04:01 PM docker0 1.05 1.05 0.12 0.11 0.00 0.00 0.00 0.00 05:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 PM eth0 102.60 78.61 87.81 23.35 0.00 0.00 0.00 0.00 05:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 262.11 210.03 2927.54 47.24 0.00 0.00 0.00 0.00 05:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.15 2.15 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 461.24 242.84 2978.18 41.19 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 01/12/2026 _x86_64_ (8 CPU) 16:59:27 LINUX RESTART (8 CPU) 05:00:01 PM CPU %user %nice %system %iowait %steal %idle 05:01:01 PM all 14.17 0.00 1.41 0.66 0.07 83.70 05:01:01 PM 0 7.65 0.00 0.89 0.52 0.10 90.85 05:01:01 PM 1 7.41 0.00 0.99 0.47 0.07 91.07 05:01:01 PM 2 21.57 0.00 2.59 1.44 0.07 74.34 05:01:01 PM 3 13.78 0.00 1.66 0.74 0.07 83.77 05:01:01 PM 4 14.76 0.00 1.32 0.65 0.07 83.21 05:01:01 PM 5 16.32 0.00 0.87 0.32 0.05 82.44 05:01:01 PM 6 19.19 0.00 2.24 0.77 0.05 77.75 05:01:01 PM 7 12.67 0.00 0.70 0.40 0.07 86.16 05:02:01 PM all 20.25 0.00 0.70 0.37 0.05 78.63 05:02:01 PM 0 9.57 0.00 0.46 0.00 0.07 89.90 05:02:01 PM 1 22.59 0.00 0.56 1.75 0.05 75.06 05:02:01 PM 2 8.72 0.00 0.76 0.19 0.07 90.27 05:02:01 PM 3 15.67 0.00 0.22 0.05 0.05 84.01 05:02:01 PM 4 17.96 0.00 0.49 0.29 0.03 81.23 05:02:01 PM 5 17.08 0.00 0.25 0.00 0.03 82.63 05:02:01 PM 6 58.73 0.00 1.97 0.66 0.08 38.55 05:02:01 PM 7 11.67 0.00 0.85 0.00 0.03 87.44 05:03:01 PM all 27.33 0.23 2.93 0.73 0.08 68.70 05:03:01 PM 0 24.44 0.08 2.85 0.49 0.07 72.08 05:03:01 PM 1 17.81 0.00 3.25 1.46 0.08 77.39 05:03:01 PM 2 36.34 0.00 3.10 0.62 0.08 59.86 05:03:01 PM 3 33.42 0.03 2.26 0.39 0.08 63.82 05:03:01 PM 4 27.32 1.69 3.33 1.54 0.10 66.02 05:03:01 PM 5 32.14 0.02 3.47 0.87 0.08 63.41 05:03:01 PM 6 22.52 0.03 2.44 0.27 0.10 74.64 05:03:01 PM 7 24.64 0.02 2.74 0.19 0.07 72.35 05:04:01 PM all 15.28 0.05 1.45 0.54 0.05 82.63 05:04:01 PM 0 14.72 0.02 0.74 0.12 0.05 84.36 05:04:01 PM 1 9.69 0.00 1.67 0.05 0.07 88.52 05:04:01 PM 2 11.23 0.00 1.34 0.00 0.05 87.38 05:04:01 PM 3 12.57 0.00 1.17 0.02 0.05 86.19 05:04:01 PM 4 5.19 0.03 1.16 0.70 0.03 92.88 05:04:01 PM 5 12.66 0.00 1.80 1.65 0.05 83.83 05:04:01 PM 6 10.91 0.32 1.39 1.47 0.05 85.86 05:04:01 PM 7 45.21 0.00 2.35 0.32 0.07 52.05 05:05:01 PM all 10.83 0.00 0.32 0.03 0.04 88.79 05:05:01 PM 0 4.20 0.00 0.10 0.03 0.05 95.61 05:05:01 PM 1 1.97 0.00 0.87 0.02 0.07 97.08 05:05:01 PM 2 24.49 0.00 0.33 0.05 0.03 75.10 05:05:01 PM 3 5.49 0.00 0.22 0.05 0.05 94.19 05:05:01 PM 4 24.05 0.00 0.12 0.00 0.03 75.80 05:05:01 PM 5 22.02 0.00 0.80 0.05 0.05 77.08 05:05:01 PM 6 2.13 0.00 0.05 0.00 0.02 97.80 05:05:01 PM 7 2.27 0.00 0.05 0.00 0.02 97.67 05:06:01 PM all 18.53 0.00 0.96 0.07 0.05 80.38 05:06:01 PM 0 21.10 0.00 1.12 0.03 0.05 77.70 05:06:01 PM 1 15.55 0.00 0.52 0.00 0.07 83.86 05:06:01 PM 2 21.37 0.00 1.59 0.02 0.07 76.95 05:06:01 PM 3 14.55 0.00 1.55 0.07 0.05 83.78 05:06:01 PM 4 21.40 0.00 0.52 0.10 0.05 77.93 05:06:01 PM 5 10.20 0.00 0.42 0.05 0.07 89.27 05:06:01 PM 6 23.02 0.00 0.78 0.25 0.05 75.89 05:06:01 PM 7 21.04 0.00 1.20 0.03 0.03 77.69 Average: all 17.71 0.05 1.29 0.40 0.06 80.49 Average: 0 13.60 0.02 1.02 0.20 0.06 85.09 Average: 1 12.47 0.00 1.31 0.62 0.07 85.53 Average: 2 20.63 0.00 1.62 0.39 0.06 77.30 Average: 3 15.89 0.01 1.18 0.22 0.06 82.65 Average: 4 18.44 0.29 1.15 0.55 0.05 79.53 Average: 5 18.39 0.00 1.27 0.49 0.06 79.79 Average: 6 22.66 0.06 1.47 0.57 0.06 75.18 Average: 7 19.59 0.00 1.32 0.16 0.05 78.88