---> uname -a: Linux prd-centos8-docker-8c-8g-1457.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 1060 26483 19 4346 30362 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:27:11:19 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 85981sec preferred_lft 85981sec inet6 fe80::f816:3eff:fe27:1119/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:b2:c1:0e 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::42:59ff:feb2:c10e/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) 04/14/2026 _x86_64_ (8 CPU) 14:24:49 LINUX RESTART (8 CPU) 02:25:01 PM tps rtps wtps bread/s bwrtn/s 02:26:01 PM 254.77 26.57 228.20 7055.56 9131.60 02:27:01 PM 281.02 18.43 262.59 7638.99 15121.10 02:28:01 PM 62.96 2.57 60.40 1022.73 10494.57 02:29:01 PM 270.31 13.86 256.45 976.34 29321.31 02:30:02 PM 41.99 0.00 41.99 0.00 19549.53 02:31:01 PM 19.67 0.07 19.60 50.97 475.25 Average: 155.50 10.28 145.22 2798.45 14052.94 02:25:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:26:01 PM 29528372 31306604 3127340 9.58 2688 2098276 1437492 4.27 139356 2547800 277164 02:27:01 PM 27843880 30195584 4811832 14.74 2688 2664252 2419052 7.18 285624 4043708 238540 02:28:01 PM 26945060 29718912 5710652 17.49 2688 3082028 2629240 7.80 391592 4816136 329692 02:29:01 PM 25860160 29672308 6795552 20.81 2688 4103248 2662660 7.90 666716 5565860 538516 02:30:02 PM 25782312 29632220 6873400 21.05 2688 4140328 2682596 7.96 667368 5639664 120 02:31:01 PM 25539796 29398696 7115916 21.79 2688 4148876 2888912 8.57 674684 5873596 20 Average: 26916597 29987387 5739115 17.57 2688 3372835 2453325 7.28 470890 4747794 230675 02:25:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 PM eth0 399.53 242.63 2276.91 77.93 0.00 0.00 0.00 0.00 02:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 PM eth0 478.42 372.89 5407.51 62.75 0.00 0.00 0.00 0.00 02:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 PM eth0 1056.75 355.75 5431.00 44.09 0.00 0.00 0.00 0.00 02:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 PM lo 12.70 12.70 1.34 1.34 0.00 0.00 0.00 0.00 02:29:01 PM eth0 558.06 168.33 3233.06 24.19 0.00 0.00 0.00 0.00 02:29:01 PM docker0 4.80 5.93 0.65 0.69 0.00 0.00 0.00 0.00 02:30:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:02 PM eth0 194.40 163.12 689.52 45.86 0.00 0.00 0.00 0.00 02:30:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 PM eth0 95.48 79.57 158.99 24.85 0.00 0.00 0.00 0.00 02:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.12 2.12 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 464.80 230.80 2873.68 46.68 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) 04/14/2026 _x86_64_ (8 CPU) 14:24:49 LINUX RESTART (8 CPU) 02:25:01 PM CPU %user %nice %system %iowait %steal %idle 02:26:01 PM all 15.65 0.00 2.10 0.64 0.06 81.54 02:26:01 PM 0 14.58 0.00 1.54 0.47 0.08 83.33 02:26:01 PM 1 14.27 0.00 1.22 0.17 0.08 84.25 02:26:01 PM 2 19.60 0.00 2.61 0.70 0.07 77.03 02:26:01 PM 3 17.06 0.00 2.22 1.10 0.05 79.56 02:26:01 PM 4 24.11 0.00 3.40 0.69 0.07 71.75 02:26:01 PM 5 17.54 0.00 2.61 1.22 0.05 78.58 02:26:01 PM 6 7.11 0.00 1.76 0.22 0.05 90.86 02:26:01 PM 7 10.96 0.00 1.44 0.55 0.05 87.00 02:27:01 PM all 17.84 0.00 1.48 0.85 0.08 79.74 02:27:01 PM 0 14.34 0.00 1.49 0.59 0.07 83.52 02:27:01 PM 1 15.21 0.00 1.56 1.82 0.07 81.34 02:27:01 PM 2 16.31 0.00 1.86 1.27 0.10 80.45 02:27:01 PM 3 19.15 0.00 1.34 0.63 0.08 78.80 02:27:01 PM 4 13.14 0.00 1.51 0.57 0.07 84.71 02:27:01 PM 5 32.74 0.00 1.66 1.09 0.08 64.43 02:27:01 PM 6 12.55 0.00 1.16 0.23 0.08 85.97 02:27:01 PM 7 19.28 0.00 1.29 0.62 0.07 78.74 02:28:01 PM all 29.86 0.00 1.18 0.22 0.09 68.65 02:28:01 PM 0 15.65 0.00 1.26 0.07 0.12 82.91 02:28:01 PM 1 33.24 0.00 1.02 0.20 0.10 65.43 02:28:01 PM 2 30.14 0.00 1.10 0.32 0.08 68.35 02:28:01 PM 3 25.69 0.00 0.94 0.00 0.08 73.29 02:28:01 PM 4 56.25 0.00 1.57 0.49 0.10 41.59 02:28:01 PM 5 19.15 0.00 1.67 0.64 0.08 78.46 02:28:01 PM 6 33.49 0.00 1.31 0.07 0.07 65.07 02:28:01 PM 7 25.24 0.00 0.60 0.00 0.07 74.09 02:29:01 PM all 22.25 0.31 3.40 0.79 0.09 73.15 02:29:01 PM 0 22.89 0.03 2.18 0.10 0.10 74.70 02:29:01 PM 1 31.03 0.07 4.78 2.53 0.10 61.50 02:29:01 PM 2 24.52 0.00 3.48 0.77 0.10 71.13 02:29:01 PM 3 25.00 0.35 3.75 1.48 0.08 69.34 02:29:01 PM 4 21.76 1.93 3.30 0.54 0.08 72.38 02:29:01 PM 5 15.43 0.03 3.05 0.40 0.08 81.00 02:29:01 PM 6 18.16 0.05 3.62 0.45 0.10 77.61 02:29:01 PM 7 19.23 0.00 3.08 0.07 0.08 77.54 02:30:02 PM all 10.46 0.00 0.56 0.19 0.04 88.75 02:30:02 PM 0 2.19 0.00 1.47 0.03 0.03 96.27 02:30:02 PM 1 34.79 0.00 0.87 0.05 0.05 64.24 02:30:02 PM 2 24.80 0.00 0.95 0.03 0.05 74.17 02:30:02 PM 3 7.17 0.00 0.07 0.00 0.03 92.73 02:30:02 PM 4 2.17 0.00 0.42 0.89 0.03 96.49 02:30:02 PM 5 3.49 0.00 0.15 0.00 0.03 96.33 02:30:02 PM 6 8.29 0.00 0.13 0.00 0.02 91.56 02:30:02 PM 7 0.70 0.00 0.38 0.55 0.05 98.31 02:31:01 PM all 11.61 0.00 0.29 0.03 0.04 88.03 02:31:01 PM 0 41.29 0.00 0.78 0.03 0.07 57.83 02:31:01 PM 1 7.87 0.00 0.12 0.00 0.05 91.96 02:31:01 PM 2 22.49 0.00 0.32 0.03 0.05 77.11 02:31:01 PM 3 6.53 0.00 0.36 0.05 0.02 93.04 02:31:01 PM 4 5.26 0.00 0.14 0.03 0.03 94.53 02:31:01 PM 5 2.87 0.00 0.27 0.07 0.03 96.76 02:31:01 PM 6 4.42 0.00 0.14 0.02 0.03 95.40 02:31:01 PM 7 2.09 0.00 0.24 0.00 0.03 97.64 Average: all 17.95 0.05 1.50 0.46 0.07 79.97 Average: 0 18.43 0.01 1.45 0.22 0.08 79.81 Average: 1 22.77 0.01 1.59 0.79 0.08 74.76 Average: 2 22.98 0.00 1.72 0.52 0.08 74.70 Average: 3 16.78 0.06 1.45 0.55 0.06 81.12 Average: 4 20.48 0.32 1.72 0.53 0.06 76.87 Average: 5 15.23 0.01 1.57 0.57 0.06 82.56 Average: 6 14.02 0.01 1.35 0.17 0.06 84.40 Average: 7 12.93 0.00 1.17 0.30 0.06 85.54