---> uname -a: Linux prd-centos8-docker-8c-8g-4161.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 1066 26393 19 4430 30357 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:bd:3f:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85976sec preferred_lft 85976sec inet6 fe80::f816:3eff:febd:3f94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1f:5b:c3:db 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::42:1fff:fe5b:c3db/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) 10:57:27 LINUX RESTART (8 CPU) 10:58:01 AM tps rtps wtps bread/s bwrtn/s 10:59:01 AM 221.38 16.18 205.20 3026.06 9972.26 11:00:01 AM 144.74 1.52 143.23 699.25 15287.97 11:01:01 AM 123.80 15.01 108.80 1350.66 33474.66 11:02:01 AM 189.46 2.51 186.94 4473.42 19640.49 11:03:01 AM 14.05 0.07 13.98 50.12 527.75 11:04:01 AM 32.44 1.60 30.84 1628.52 6354.78 Average: 120.99 6.15 114.84 1871.49 14210.90 10:58:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:59:01 AM 29088656 30963248 3567056 10.92 2688 2191472 1649668 4.89 160540 2944296 176204 11:00:01 AM 27396328 29581008 5259384 16.11 2688 2497892 3050128 9.05 192784 4578232 45764 11:01:01 AM 25710892 28748780 6944820 21.27 2688 3333316 5592888 16.59 454236 5931172 1812 11:02:01 AM 26275388 29994836 6380324 19.54 2688 4011820 2395908 7.11 653580 5165564 6292 11:03:01 AM 26109880 29832592 6545832 20.04 2688 4014828 2511868 7.45 657632 5329184 124 11:04:01 AM 27017848 31065932 5637864 17.26 2688 4338836 1528972 4.54 861348 4218004 111020 Average: 26933165 30031066 5722547 17.52 2688 3398027 2788239 8.27 496687 4694409 56869 10:58:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:59:01 AM eth0 219.96 172.48 2008.97 34.19 0.00 0.00 0.00 0.00 10:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 497.57 364.12 4743.88 58.65 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 7.31 7.31 0.84 0.84 0.00 0.00 0.00 0.00 11:01:01 AM eth0 1211.48 318.16 6635.43 37.97 0.00 0.00 0.00 0.00 11:01:01 AM docker0 2.98 3.90 0.42 0.46 0.00 0.00 0.00 0.00 11:01:01 AM veth6307c38 1.37 1.93 0.23 0.23 0.00 0.00 0.00 0.00 11:02:01 AM lo 5.40 5.40 0.50 0.50 0.00 0.00 0.00 0.00 11:02:01 AM eth0 171.05 132.59 1418.37 29.62 0.00 0.00 0.00 0.00 11:02:01 AM docker0 1.80 2.03 0.23 0.23 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 285.59 223.53 137.40 75.95 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 167.98 116.78 2877.10 26.01 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 Average: lo 2.12 2.12 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 425.62 221.28 2970.33 43.73 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 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) 10:57:27 LINUX RESTART (8 CPU) 10:58:01 AM CPU %user %nice %system %iowait %steal %idle 10:59:01 AM all 13.01 0.00 1.14 0.66 0.07 85.11 10:59:01 AM 0 12.22 0.00 1.00 0.35 0.08 86.34 10:59:01 AM 1 25.99 0.00 2.09 0.72 0.08 71.12 10:59:01 AM 2 10.79 0.00 1.39 1.96 0.08 85.78 10:59:01 AM 3 17.15 0.00 0.95 0.25 0.08 81.57 10:59:01 AM 4 10.30 0.00 0.99 0.35 0.08 88.28 10:59:01 AM 5 5.41 0.00 0.80 0.80 0.05 92.93 10:59:01 AM 6 6.88 0.00 0.83 0.47 0.05 91.77 10:59:01 AM 7 15.36 0.00 1.07 0.42 0.05 83.10 11:00:01 AM all 19.38 0.00 0.86 0.50 0.05 79.21 11:00:01 AM 0 5.42 0.00 0.57 0.73 0.05 93.22 11:00:01 AM 1 14.94 0.00 0.78 0.30 0.05 83.92 11:00:01 AM 2 23.47 0.00 1.45 0.95 0.07 74.06 11:00:01 AM 3 25.89 0.00 1.00 0.90 0.07 72.14 11:00:01 AM 4 31.43 0.00 0.18 0.00 0.05 68.34 11:00:01 AM 5 18.91 0.00 0.67 0.62 0.05 79.76 11:00:01 AM 6 26.79 0.00 0.98 0.35 0.05 71.83 11:00:01 AM 7 8.14 0.00 1.22 0.15 0.05 90.44 11:01:01 AM all 27.95 0.27 2.67 0.58 0.08 68.45 11:01:01 AM 0 23.60 0.00 2.15 0.08 0.08 74.08 11:01:01 AM 1 37.91 0.00 2.67 1.68 0.08 57.66 11:01:01 AM 2 31.43 0.05 3.05 0.54 0.08 64.84 11:01:01 AM 3 31.87 0.03 2.85 0.52 0.08 64.65 11:01:01 AM 4 21.48 0.02 2.36 0.88 0.07 75.21 11:01:01 AM 5 21.48 0.05 3.07 0.12 0.08 75.20 11:01:01 AM 6 35.04 0.00 2.10 0.29 0.08 62.48 11:01:01 AM 7 20.78 1.97 3.09 0.54 0.08 73.54 11:02:01 AM all 15.19 0.04 1.29 0.51 0.06 82.91 11:02:01 AM 0 8.50 0.00 1.15 0.12 0.05 90.18 11:02:01 AM 1 52.44 0.02 1.95 0.25 0.08 45.25 11:02:01 AM 2 10.03 0.02 0.94 0.03 0.08 88.90 11:02:01 AM 3 9.78 0.32 0.99 0.55 0.07 88.30 11:02:01 AM 4 8.17 0.00 0.99 0.62 0.05 90.17 11:02:01 AM 5 9.03 0.00 1.09 0.13 0.03 89.72 11:02:01 AM 6 8.60 0.00 1.56 0.18 0.07 89.60 11:02:01 AM 7 14.89 0.00 1.64 2.19 0.03 81.25 11:03:01 AM all 13.08 0.00 0.51 0.03 0.06 86.33 11:03:01 AM 0 6.20 0.00 0.15 0.00 0.05 93.60 11:03:01 AM 1 5.15 0.00 0.22 0.00 0.03 94.60 11:03:01 AM 2 61.85 0.00 1.52 0.07 0.08 36.48 11:03:01 AM 3 2.99 0.00 0.37 0.05 0.08 96.51 11:03:01 AM 4 4.51 0.00 0.63 0.00 0.07 94.79 11:03:01 AM 5 10.66 0.00 0.20 0.00 0.05 89.09 11:03:01 AM 6 6.73 0.00 0.89 0.05 0.05 92.28 11:03:01 AM 7 6.49 0.00 0.10 0.05 0.03 93.33 11:04:01 AM all 18.67 0.00 0.83 0.10 0.05 80.35 11:04:01 AM 0 26.29 0.00 1.37 0.10 0.07 72.17 11:04:01 AM 1 25.06 0.00 0.55 0.28 0.07 74.04 11:04:01 AM 2 19.59 0.00 0.68 0.22 0.05 79.46 11:04:01 AM 3 19.78 0.00 1.19 0.03 0.03 78.97 11:04:01 AM 4 13.68 0.00 0.80 0.00 0.03 85.49 11:04:01 AM 5 15.11 0.00 0.68 0.00 0.05 84.16 11:04:01 AM 6 14.04 0.00 0.79 0.08 0.05 85.05 11:04:01 AM 7 15.82 0.00 0.58 0.10 0.03 83.46 Average: all 17.87 0.05 1.21 0.40 0.06 80.41 Average: 0 13.70 0.00 1.06 0.23 0.06 84.95 Average: 1 26.90 0.00 1.38 0.54 0.07 71.11 Average: 2 26.20 0.01 1.50 0.63 0.08 71.58 Average: 3 17.89 0.06 1.22 0.38 0.07 80.38 Average: 4 14.93 0.00 0.99 0.31 0.06 83.72 Average: 5 13.42 0.01 1.08 0.28 0.05 85.15 Average: 6 16.32 0.00 1.19 0.24 0.06 82.19 Average: 7 13.57 0.33 1.28 0.57 0.05 84.20