---> uname -a: Linux prd-centos8-docker-8c-8g-4366.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1104 26233 19 4552 30312 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:83:e5:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.161/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85834sec preferred_lft 85834sec inet6 fe80::f816:3eff:fe83:e5ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:19:3d:b8:c2 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::42:19ff:fe3d:b8c2/64 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) 04/21/2026 _x86_64_ (8 CPU) 13:00:00 LINUX RESTART (8 CPU) 01:01:01 PM tps rtps wtps bread/s bwrtn/s 01:02:01 PM 295.04 18.04 277.00 3790.14 15116.66 01:03:01 PM 91.01 1.85 89.16 593.11 11096.22 01:04:01 PM 132.53 0.63 131.90 504.15 41424.75 01:05:01 PM 30.34 0.50 29.84 23.06 616.44 01:06:01 PM 5.77 0.00 5.77 0.00 155.89 01:07:01 PM 20.66 0.00 20.66 0.00 1677.17 01:08:01 PM 103.17 0.00 103.17 0.00 23102.88 01:09:01 PM 17.89 0.43 17.46 56.65 656.80 Average: 87.06 2.68 84.38 621.04 11731.58 01:01:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:02:01 PM 28469236 30715208 4186476 12.82 2688 2557896 1799416 5.34 215556 3484760 298844 01:03:01 PM 25871120 28224348 6784592 20.78 2688 2660756 4570316 13.56 291336 5985004 71300 01:04:01 PM 23951988 27438124 8703724 26.65 2688 3769340 5091240 15.11 441456 7650800 0 01:05:01 PM 23668568 27163908 8987144 27.52 2688 3777492 4990256 14.81 450060 7924648 696 01:06:01 PM 23634260 27130288 9021452 27.63 2688 3778268 4990256 14.81 450072 7960212 120 01:07:01 PM 23950800 27728508 8704912 26.66 2688 4057260 4467412 13.25 516408 7572452 234604 01:08:01 PM 22089364 26338848 10566348 32.36 2688 4518144 7147872 21.21 563080 9327452 484 01:09:01 PM 26915200 31089140 5740512 17.58 2688 4430656 1508476 4.48 727008 4370152 23268 Average: 24818817 28228546 7836895 24.00 2688 3693726 4320656 12.82 456872 6784435 78664 01:01:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:02:01 PM eth0 440.36 357.84 5925.63 51.14 0.00 0.00 0.00 0.00 01:02:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 PM eth0 140.97 117.20 1008.43 33.86 0.00 0.00 0.00 0.00 01:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 PM lo 5.66 5.66 0.52 0.52 0.00 0.00 0.00 0.00 01:04:01 PM eth0 294.34 183.84 9479.40 18.54 0.00 0.00 0.00 0.00 01:04:01 PM docker0 1.57 1.92 0.23 0.22 0.00 0.00 0.00 0.00 01:04:01 PM veth94e8803 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 PM lo 71.41 71.41 5.49 5.49 0.00 0.00 0.00 0.00 01:05:01 PM eth0 378.09 228.19 102.93 97.99 0.00 0.00 0.00 0.00 01:05:01 PM docker0 11.48 13.08 1.70 1.71 0.00 0.00 0.00 0.00 01:06:01 PM lo 64.16 64.16 3.13 3.13 0.00 0.00 0.00 0.00 01:06:01 PM eth0 349.34 236.49 91.92 89.42 0.00 0.00 0.00 0.00 01:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM lo 11.75 11.75 0.59 0.59 0.00 0.00 0.00 0.00 01:07:01 PM eth0 225.74 150.28 1147.08 43.31 0.00 0.00 0.00 0.00 01:07:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM lo 479.19 479.19 67.99 67.99 0.00 0.00 0.00 0.00 01:08:01 PM eth0 436.38 144.33 1951.60 36.76 0.00 0.00 0.00 0.00 01:08:01 PM docker0 204.93 215.01 31.04 33.58 0.00 0.00 0.00 0.00 01:08:01 PM vethbef1c41 180.85 189.19 30.90 26.68 0.00 0.00 0.00 0.00 01:08:01 PM veth79a03c9 24.08 26.53 2.94 7.17 0.00 0.00 0.00 0.00 01:09:01 PM lo 1201.93 1201.93 215.94 215.94 0.00 0.00 0.00 0.00 01:09:01 PM eth0 186.45 134.84 59.94 54.34 0.00 0.00 0.00 0.00 01:09:01 PM docker0 519.59 533.04 106.37 101.64 0.00 0.00 0.00 0.00 Average: lo 229.23 229.23 36.70 36.70 0.00 0.00 0.00 0.00 Average: eth0 306.45 194.13 2471.13 53.17 0.00 0.00 0.00 0.00 Average: docker0 92.18 95.37 17.41 17.14 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) 04/21/2026 _x86_64_ (8 CPU) 13:00:00 LINUX RESTART (8 CPU) 01:01:01 PM CPU %user %nice %system %iowait %steal %idle 01:02:01 PM all 17.59 0.00 1.32 0.92 0.07 80.10 01:02:01 PM 0 23.04 0.00 0.82 0.23 0.08 75.83 01:02:01 PM 1 11.61 0.00 1.27 0.97 0.08 86.07 01:02:01 PM 2 22.44 0.00 1.82 1.34 0.08 74.32 01:02:01 PM 3 28.04 0.00 2.02 0.84 0.08 69.02 01:02:01 PM 4 14.61 0.00 0.97 0.94 0.07 83.41 01:02:01 PM 5 9.69 0.00 0.87 0.50 0.05 88.89 01:02:01 PM 6 22.00 0.00 1.15 0.69 0.07 76.10 01:02:01 PM 7 9.26 0.00 1.67 1.84 0.07 87.16 01:03:01 PM all 44.97 0.00 1.17 0.32 0.10 53.45 01:03:01 PM 0 39.82 0.00 0.88 0.00 0.10 59.20 01:03:01 PM 1 29.17 0.00 0.98 1.15 0.08 68.61 01:03:01 PM 2 72.39 0.00 1.00 0.17 0.12 26.33 01:03:01 PM 3 69.46 0.00 1.99 0.40 0.13 28.02 01:03:01 PM 4 60.24 0.00 0.77 0.03 0.10 38.86 01:03:01 PM 5 19.24 0.00 1.02 0.33 0.07 79.34 01:03:01 PM 6 35.00 0.00 1.55 0.43 0.10 62.91 01:03:01 PM 7 34.33 0.00 1.17 0.00 0.10 64.40 01:04:01 PM all 22.83 0.00 3.12 0.61 0.09 73.34 01:04:01 PM 0 16.15 0.00 2.92 0.35 0.08 80.50 01:04:01 PM 1 23.84 0.00 3.39 1.90 0.08 70.79 01:04:01 PM 2 35.93 0.00 3.38 0.71 0.12 59.87 01:04:01 PM 3 25.08 0.00 3.26 0.18 0.10 71.38 01:04:01 PM 4 18.62 0.00 3.16 0.61 0.10 77.51 01:04:01 PM 5 17.75 0.00 2.86 0.32 0.10 78.97 01:04:01 PM 6 29.06 0.00 3.36 0.44 0.08 67.05 01:04:01 PM 7 16.25 0.00 2.64 0.37 0.07 80.67 01:05:01 PM all 20.22 0.00 2.20 0.10 0.10 77.38 01:05:01 PM 0 26.62 0.00 3.03 0.02 0.12 70.22 01:05:01 PM 1 20.05 0.00 1.81 0.07 0.10 77.97 01:05:01 PM 2 19.61 0.00 2.16 0.22 0.10 77.90 01:05:01 PM 3 22.75 0.00 1.69 0.12 0.12 75.33 01:05:01 PM 4 20.89 0.00 2.20 0.20 0.08 76.63 01:05:01 PM 5 20.28 0.00 2.45 0.07 0.10 77.10 01:05:01 PM 6 13.49 0.00 2.26 0.08 0.10 84.07 01:05:01 PM 7 18.02 0.00 2.01 0.03 0.10 79.84 01:06:01 PM all 2.33 0.00 0.70 0.01 0.06 96.90 01:06:01 PM 0 1.40 0.00 0.25 0.00 0.07 98.28 01:06:01 PM 1 2.59 0.00 1.19 0.02 0.07 96.14 01:06:01 PM 2 4.08 0.00 0.55 0.00 0.07 95.30 01:06:01 PM 3 2.01 0.00 0.82 0.00 0.05 97.12 01:06:01 PM 4 2.82 0.00 0.48 0.00 0.05 96.64 01:06:01 PM 5 2.94 0.00 0.72 0.02 0.07 96.26 01:06:01 PM 6 1.47 0.00 0.57 0.00 0.07 97.89 01:06:01 PM 7 1.35 0.00 1.04 0.03 0.05 97.53 01:07:01 PM all 38.55 0.00 1.15 0.06 0.09 60.15 01:07:01 PM 0 41.23 0.00 1.02 0.08 0.10 57.57 01:07:01 PM 1 45.20 0.00 2.17 0.02 0.10 52.51 01:07:01 PM 2 26.73 0.00 1.42 0.07 0.08 71.70 01:07:01 PM 3 36.57 0.00 0.85 0.02 0.08 62.47 01:07:01 PM 4 40.52 0.00 1.35 0.15 0.08 57.89 01:07:01 PM 5 36.10 0.00 0.78 0.00 0.08 63.03 01:07:01 PM 6 33.90 0.00 0.90 0.18 0.13 64.89 01:07:01 PM 7 48.12 0.00 0.69 0.00 0.08 51.11 01:08:01 PM all 28.39 0.00 2.15 0.42 0.11 68.93 01:08:01 PM 0 17.07 0.00 2.00 0.00 0.10 80.83 01:08:01 PM 1 27.55 0.00 2.59 0.92 0.10 68.84 01:08:01 PM 2 39.70 0.00 2.99 0.84 0.12 56.35 01:08:01 PM 3 37.92 0.00 2.18 0.17 0.12 59.62 01:08:01 PM 4 18.60 0.00 1.98 0.34 0.10 78.97 01:08:01 PM 5 27.14 0.00 1.81 0.66 0.10 70.29 01:08:01 PM 6 32.93 0.00 1.95 0.35 0.12 64.65 01:08:01 PM 7 26.21 0.00 1.68 0.07 0.10 71.95 01:09:01 PM all 18.83 0.00 2.10 0.12 0.09 78.86 01:09:01 PM 0 9.05 0.00 2.25 0.03 0.08 88.58 01:09:01 PM 1 19.60 0.00 2.28 0.15 0.12 77.85 01:09:01 PM 2 24.56 0.00 2.75 0.32 0.10 72.27 01:09:01 PM 3 24.40 0.00 1.42 0.02 0.08 74.08 01:09:01 PM 4 30.29 0.00 1.71 0.28 0.08 67.63 01:09:01 PM 5 16.24 0.00 2.23 0.12 0.08 81.33 01:09:01 PM 6 16.80 0.00 2.01 0.00 0.08 81.11 01:09:01 PM 7 9.67 0.00 2.16 0.05 0.08 88.03 Average: all 24.22 0.00 1.74 0.32 0.09 73.63 Average: 0 21.81 0.00 1.64 0.09 0.09 76.36 Average: 1 22.45 0.00 1.96 0.65 0.09 74.85 Average: 2 30.69 0.00 2.01 0.46 0.10 66.75 Average: 3 30.79 0.00 1.78 0.22 0.10 67.12 Average: 4 25.85 0.00 1.58 0.32 0.08 72.17 Average: 5 18.67 0.00 1.59 0.25 0.08 79.41 Average: 6 23.08 0.00 1.72 0.27 0.09 74.84 Average: 7 20.41 0.00 1.63 0.30 0.08 77.58