---> uname -a: Linux prd-centos8-docker-8c-8g-4163.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: 2800.000 BogoMIPS: 5600.00 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 1084 26564 19 4242 30339 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:2e:01:61 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 85974sec preferred_lft 85974sec inet6 fe80::f816:3eff:fe2e:161/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:88:1e:ca 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::42:58ff:fe88:1eca/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) 03/23/2026 _x86_64_ (8 CPU) 10:57:59 LINUX RESTART (8 CPU) 10:59:01 AM tps rtps wtps bread/s bwrtn/s 11:00:01 AM 299.08 18.51 280.57 7540.95 13303.03 11:01:01 AM 67.61 2.57 65.04 1016.36 10308.15 11:02:01 AM 230.06 13.93 216.13 1009.19 30709.44 11:03:01 AM 64.99 0.00 64.99 0.00 18467.11 11:04:01 AM 12.53 0.07 12.46 50.12 484.84 11:05:01 AM 40.83 0.30 40.53 68.77 4308.40 Average: 119.20 5.90 113.30 1614.15 12932.80 10:59:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 AM 28175020 30455656 4480684 13.72 2688 2593780 2101280 6.23 284700 3715132 290804 11:01:01 AM 27608736 29980048 5046968 15.46 2688 2682628 2574484 7.64 342064 4211536 57528 11:02:01 AM 26710756 30003304 5944948 18.20 2688 3586664 2564880 7.61 596564 4789500 90640 11:03:01 AM 25851248 29599980 6804456 20.84 2688 4040116 2743808 8.14 665348 5571056 6296 11:04:01 AM 25773548 29525608 6882156 21.07 2688 4043136 2754280 8.17 669120 5647660 120 11:05:01 AM 27178724 31042324 5476980 16.77 2688 4152140 1521352 4.51 815524 4095416 23052 Average: 26883005 30101153 5772699 17.68 2688 3516411 2376681 7.05 562220 4671717 78073 10:59:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 AM eth0 466.43 356.66 5596.87 53.61 0.00 0.00 0.00 0.00 11:00:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:01:01 AM eth0 238.98 166.27 995.10 39.62 0.00 0.00 0.00 0.00 11:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:02:01 AM lo 12.82 12.82 1.35 1.35 0.00 0.00 0.00 0.00 11:02:01 AM eth0 1236.28 343.76 6674.78 43.44 0.00 0.00 0.00 0.00 11:02:01 AM docker0 4.79 5.84 0.65 0.68 0.00 0.00 0.00 0.00 11:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:03:01 AM eth0 161.77 122.53 1202.42 29.27 0.00 0.00 0.00 0.00 11:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:04:01 AM eth0 229.52 181.21 121.67 68.76 0.00 0.00 0.00 0.00 11:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 54.91 37.68 83.91 11.22 0.00 0.00 0.00 0.00 11:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 398.12 201.37 2446.51 40.99 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.97 0.11 0.11 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) 03/23/2026 _x86_64_ (8 CPU) 10:57:59 LINUX RESTART (8 CPU) 10:59:01 AM CPU %user %nice %system %iowait %steal %idle 11:00:01 AM all 17.30 0.00 1.61 1.12 0.08 79.89 11:00:01 AM 0 15.99 0.00 1.52 0.75 0.10 81.64 11:00:01 AM 1 23.76 0.00 1.64 1.09 0.08 73.43 11:00:01 AM 2 19.91 0.00 1.76 1.32 0.08 76.93 11:00:01 AM 3 12.38 0.00 1.87 1.51 0.07 84.18 11:00:01 AM 4 29.80 0.00 2.21 1.97 0.10 65.92 11:00:01 AM 5 10.68 0.00 1.52 1.00 0.07 86.72 11:00:01 AM 6 11.97 0.00 1.34 1.22 0.08 85.39 11:00:01 AM 7 13.90 0.00 1.02 0.10 0.07 84.91 11:01:01 AM all 27.59 0.00 0.73 0.37 0.08 71.23 11:01:01 AM 0 19.99 0.00 0.37 0.00 0.08 79.56 11:01:01 AM 1 17.48 0.00 0.35 0.40 0.07 81.70 11:01:01 AM 2 68.46 0.00 1.79 0.48 0.12 29.15 11:01:01 AM 3 10.52 0.00 0.43 0.63 0.05 88.36 11:01:01 AM 4 35.90 0.00 0.25 0.00 0.07 63.78 11:01:01 AM 5 21.56 0.00 0.92 1.37 0.10 76.04 11:01:01 AM 6 19.26 0.00 1.09 0.08 0.07 79.50 11:01:01 AM 7 27.54 0.00 0.65 0.02 0.05 71.74 11:02:01 AM all 22.29 0.26 3.18 1.00 0.11 73.16 11:02:01 AM 0 19.19 1.76 2.97 0.87 0.08 75.12 11:02:01 AM 1 24.84 0.02 3.57 2.74 0.12 68.72 11:02:01 AM 2 19.43 0.08 3.35 1.42 0.10 75.62 11:02:01 AM 3 20.83 0.02 2.73 0.89 0.12 75.42 11:02:01 AM 4 22.95 0.02 4.19 1.64 0.10 71.11 11:02:01 AM 5 17.63 0.00 2.60 0.32 0.10 79.35 11:02:01 AM 6 26.34 0.03 3.17 0.07 0.10 70.29 11:02:01 AM 7 27.05 0.17 2.89 0.03 0.15 69.71 11:03:01 AM all 12.43 0.04 0.82 5.19 0.05 81.48 11:03:01 AM 0 17.51 0.00 0.89 9.34 0.08 72.18 11:03:01 AM 1 44.28 0.00 1.49 1.84 0.07 52.32 11:03:01 AM 2 5.48 0.00 0.55 0.33 0.05 93.58 11:03:01 AM 3 7.73 0.00 1.12 1.24 0.03 89.88 11:03:01 AM 4 3.74 0.00 0.43 4.96 0.03 90.83 11:03:01 AM 5 7.23 0.00 0.42 0.02 0.03 92.30 11:03:01 AM 6 2.89 0.32 1.17 23.78 0.05 71.79 11:03:01 AM 7 10.60 0.00 0.47 0.00 0.03 88.90 11:04:01 AM all 10.59 0.00 0.47 0.12 0.04 88.79 11:04:01 AM 0 12.13 0.00 0.92 0.07 0.03 86.85 11:04:01 AM 1 46.42 0.00 0.68 0.27 0.08 52.54 11:04:01 AM 2 4.90 0.00 0.12 0.00 0.02 94.96 11:04:01 AM 3 4.54 0.00 0.12 0.03 0.03 95.27 11:04:01 AM 4 2.57 0.00 0.52 0.00 0.02 96.89 11:04:01 AM 5 2.74 0.00 0.87 0.57 0.03 95.79 11:04:01 AM 6 1.75 0.00 0.40 0.00 0.03 97.81 11:04:01 AM 7 9.55 0.00 0.12 0.00 0.03 90.30 11:05:01 AM all 10.80 0.00 0.95 0.32 0.04 87.89 11:05:01 AM 0 6.69 0.00 0.87 0.48 0.07 91.89 11:05:01 AM 1 26.08 0.00 1.04 0.22 0.05 72.62 11:05:01 AM 2 13.35 0.00 1.38 0.88 0.05 84.33 11:05:01 AM 3 8.53 0.00 0.88 0.10 0.03 90.45 11:05:01 AM 4 2.75 0.00 0.62 0.03 0.03 96.56 11:05:01 AM 5 6.17 0.00 0.84 0.07 0.05 92.88 11:05:01 AM 6 14.87 0.00 1.10 0.75 0.05 83.23 11:05:01 AM 7 7.91 0.00 0.87 0.02 0.02 91.18 Average: all 16.82 0.05 1.29 1.35 0.07 80.42 Average: 0 15.25 0.29 1.25 1.92 0.08 81.21 Average: 1 30.49 0.00 1.46 1.09 0.08 66.89 Average: 2 21.92 0.01 1.49 0.74 0.07 75.77 Average: 3 10.74 0.00 1.19 0.73 0.06 87.27 Average: 4 16.27 0.00 1.36 1.43 0.06 80.87 Average: 5 10.99 0.00 1.19 0.56 0.06 87.19 Average: 6 12.84 0.06 1.38 4.32 0.06 81.34 Average: 7 16.08 0.03 1.00 0.03 0.06 82.80