---> uname -a: Linux prd-centos8-docker-8c-8g-875.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 1077 26990 19 3821 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:b9:de:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.117/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85967sec preferred_lft 85967sec inet6 fe80::f816:3eff:feb9:de0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:ea:70:71 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:f9ff:feea:7071/64 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) 03/10/2026 _x86_64_ (8 CPU) 09:22:27 LINUX RESTART (8 CPU) 09:23:01 AM tps rtps wtps bread/s bwrtn/s 09:24:01 AM 236.02 16.99 219.03 3716.76 10458.63 09:25:01 AM 186.19 2.52 183.67 518.58 16446.96 09:26:01 AM 33.84 0.05 33.79 1.08 2635.92 09:27:01 AM 107.41 0.63 106.78 429.19 40288.20 09:28:01 AM 35.99 0.48 35.50 21.46 656.30 09:29:01 AM 5.73 0.00 5.73 0.00 127.60 Average: 101.05 3.46 97.59 783.38 11794.56 09:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:24:01 AM 28778484 30770272 3877228 11.87 2688 2307024 1712400 5.08 180888 3229192 250432 09:25:01 AM 27219612 29472776 5436100 16.65 2688 2562524 2883068 8.55 277576 4657016 49320 09:26:01 AM 26972492 29246400 5683220 17.40 2688 2582492 3057724 9.07 281092 4901400 96 09:27:01 AM 24684248 28093980 7971464 24.41 2688 3692692 4313780 12.80 427784 6935168 72 09:28:01 AM 24642188 28060352 8013524 24.54 2688 3700304 4211960 12.50 443676 6959024 72 09:29:01 AM 24594124 28013204 8061588 24.69 2688 3701624 4001536 11.87 443748 7008844 136 Average: 26148525 28942831 6507187 19.93 2688 3091110 3363411 9.98 342461 5615107 50021 09:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 AM eth0 285.90 233.11 3245.91 37.83 0.00 0.00 0.00 0.00 09:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 AM eth0 282.25 226.61 3654.88 34.46 0.00 0.00 0.00 0.00 09:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 AM eth0 133.48 107.90 286.69 30.65 0.00 0.00 0.00 0.00 09:26:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 AM lo 0.67 0.67 0.03 0.03 0.00 0.00 0.00 0.00 09:27:01 AM eth0 303.72 181.27 9490.24 17.04 0.00 0.00 0.00 0.00 09:27:01 AM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:27:01 AM veth5f3ef10 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:28:01 AM lo 62.20 62.20 5.11 5.11 0.00 0.00 0.00 0.00 09:28:01 AM eth0 242.70 168.73 74.70 71.71 0.00 0.00 0.00 0.00 09:28:01 AM docker0 12.10 13.56 1.79 1.68 0.00 0.00 0.00 0.00 09:28:01 AM vethb569cf0 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:29:01 AM lo 65.77 65.77 3.34 3.34 0.00 0.00 0.00 0.00 09:29:01 AM eth0 215.85 167.16 65.23 74.60 0.00 0.00 0.00 0.00 09:29:01 AM docker0 0.78 1.00 0.11 0.17 0.00 0.00 0.00 0.00 Average: lo 21.50 21.50 1.42 1.42 0.00 0.00 0.00 0.00 Average: eth0 244.29 181.00 2810.00 44.42 0.00 0.00 0.00 0.00 Average: docker0 2.15 2.45 0.32 0.31 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) 03/10/2026 _x86_64_ (8 CPU) 09:22:27 LINUX RESTART (8 CPU) 09:23:01 AM CPU %user %nice %system %iowait %steal %idle 09:24:01 AM all 16.97 0.00 1.29 0.66 0.06 81.02 09:24:01 AM 0 16.94 0.00 1.49 0.47 0.08 81.02 09:24:01 AM 1 19.24 0.00 0.75 0.75 0.10 79.15 09:24:01 AM 2 22.94 0.00 2.07 0.90 0.07 74.02 09:24:01 AM 3 20.92 0.00 1.70 0.60 0.05 76.72 09:24:01 AM 4 11.22 0.00 1.02 0.65 0.05 87.06 09:24:01 AM 5 8.76 0.00 0.97 0.32 0.07 89.88 09:24:01 AM 6 20.29 0.00 1.07 0.37 0.05 78.23 09:24:01 AM 7 15.43 0.00 1.23 1.18 0.05 82.10 09:25:01 AM all 35.10 0.00 1.12 0.60 0.08 63.10 09:25:01 AM 0 34.16 0.00 1.10 0.60 0.08 64.06 09:25:01 AM 1 39.69 0.00 1.72 1.32 0.08 57.18 09:25:01 AM 2 34.40 0.00 1.09 0.80 0.08 63.63 09:25:01 AM 3 28.97 0.00 1.04 0.75 0.08 69.16 09:25:01 AM 4 46.21 0.00 1.45 0.92 0.08 51.33 09:25:01 AM 5 42.15 0.00 0.53 0.07 0.07 57.19 09:25:01 AM 6 35.20 0.00 0.82 0.17 0.07 63.75 09:25:01 AM 7 20.03 0.00 1.22 0.18 0.08 78.48 09:26:01 AM all 14.12 0.00 0.40 0.08 0.04 85.35 09:26:01 AM 0 16.84 0.00 0.10 0.00 0.05 83.01 09:26:01 AM 1 46.46 0.00 1.07 0.15 0.05 52.27 09:26:01 AM 2 4.60 0.00 0.25 0.02 0.03 95.09 09:26:01 AM 3 5.19 0.00 0.31 0.00 0.03 94.47 09:26:01 AM 4 16.08 0.00 0.10 0.00 0.03 83.79 09:26:01 AM 5 3.31 0.00 0.78 0.46 0.07 95.38 09:26:01 AM 6 6.61 0.00 0.39 0.05 0.03 92.91 09:26:01 AM 7 13.85 0.00 0.19 0.00 0.02 85.94 09:27:01 AM all 26.12 0.00 2.31 0.56 0.07 70.94 09:27:01 AM 0 19.79 0.00 2.83 0.13 0.10 77.14 09:27:01 AM 1 27.43 0.00 2.43 0.87 0.07 69.20 09:27:01 AM 2 23.89 0.00 2.89 2.12 0.07 71.03 09:27:01 AM 3 27.81 0.00 2.62 0.77 0.07 68.73 09:27:01 AM 4 20.75 0.00 1.75 0.35 0.08 77.06 09:27:01 AM 5 21.87 0.00 1.80 0.05 0.05 76.22 09:27:01 AM 6 21.72 0.00 1.91 0.02 0.07 76.29 09:27:01 AM 7 45.70 0.00 2.23 0.17 0.07 51.83 09:28:01 AM all 20.66 0.00 2.27 0.06 0.10 76.91 09:28:01 AM 0 24.03 0.00 2.63 0.07 0.10 73.18 09:28:01 AM 1 25.26 0.00 2.85 0.07 0.10 71.73 09:28:01 AM 2 21.47 0.00 2.51 0.03 0.10 75.89 09:28:01 AM 3 22.14 0.00 1.99 0.07 0.10 75.70 09:28:01 AM 4 20.28 0.00 1.96 0.07 0.10 77.59 09:28:01 AM 5 18.50 0.00 2.14 0.07 0.10 79.19 09:28:01 AM 6 15.34 0.00 1.66 0.07 0.08 82.85 09:28:01 AM 7 18.27 0.00 2.43 0.05 0.10 79.15 09:29:01 AM all 4.93 0.00 0.90 0.01 0.10 94.07 09:29:01 AM 0 4.13 0.00 1.20 0.02 0.12 94.54 09:29:01 AM 1 5.58 0.00 0.68 0.00 0.10 93.64 09:29:01 AM 2 7.40 0.00 1.19 0.00 0.10 91.31 09:29:01 AM 3 3.98 0.00 0.67 0.02 0.12 95.22 09:29:01 AM 4 5.41 0.00 1.29 0.02 0.10 93.18 09:29:01 AM 5 3.66 0.00 0.92 0.00 0.10 95.31 09:29:01 AM 6 4.16 0.00 0.75 0.00 0.10 94.99 09:29:01 AM 7 5.08 0.00 0.53 0.00 0.05 94.34 Average: all 19.66 0.00 1.38 0.33 0.08 78.55 Average: 0 19.32 0.00 1.56 0.22 0.09 78.81 Average: 1 27.23 0.00 1.58 0.53 0.08 70.58 Average: 2 19.15 0.00 1.67 0.65 0.08 78.46 Average: 3 18.19 0.00 1.39 0.37 0.08 79.98 Average: 4 20.00 0.00 1.26 0.34 0.08 78.33 Average: 5 16.41 0.00 1.19 0.16 0.08 82.17 Average: 6 17.25 0.00 1.10 0.11 0.07 81.47 Average: 7 19.72 0.00 1.31 0.27 0.06 78.64