---> uname -a: Linux prd-centos8-docker-8c-8g-5900.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 1046 26527 19 4317 30377 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:95:4c:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.69/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85978sec preferred_lft 85978sec inet6 fe80::f816:3eff:fe95:4c82/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7a:6e:4e:d7 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::42:7aff:fe6e:4ed7/64 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) 02/07/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 270.49 16.54 253.95 3278.51 13680.97 07:33:01 AM 126.78 0.83 125.95 552.17 12431.99 07:34:01 AM 125.57 15.58 110.00 1451.27 29929.64 07:35:01 AM 165.66 2.45 163.21 4474.78 21896.32 07:36:01 AM 17.18 0.07 17.11 50.12 555.86 07:37:01 AM 33.36 1.02 32.34 80.37 4173.76 Average: 123.18 6.08 117.09 1647.94 13778.94 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29067000 30979016 3588712 10.99 2688 2227072 1590820 4.72 191164 2922572 99008 07:33:01 AM 27975552 30192100 4680160 14.33 2688 2527780 2850328 8.46 218376 3967300 45764 07:34:01 AM 25710288 28782712 6945424 21.27 2688 3366080 5512940 16.36 460076 5919576 1720 07:35:01 AM 25777052 29598056 6878660 21.06 2688 4111744 2760924 8.19 732620 5580616 124 07:36:01 AM 25524592 29355460 7131120 21.84 2688 4121208 2975636 8.83 736676 5826844 8 07:37:01 AM 27192432 31133724 5463280 16.73 2688 4230084 1491420 4.43 883800 4013924 23144 Average: 26874486 30006845 5781226 17.70 2688 3430661 2863678 8.50 537119 4705139 28295 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 210.96 181.52 2352.78 49.83 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 485.79 353.56 4719.87 51.01 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 3.98 3.98 0.43 0.43 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1592.67 592.40 6651.32 48.64 0.00 0.00 0.00 0.00 07:34:01 AM docker0 1.60 2.13 0.21 0.24 0.00 0.00 0.00 0.00 07:34:01 AM veth808739c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 8.75 8.75 0.91 0.91 0.00 0.00 0.00 0.00 07:35:01 AM eth0 120.86 98.70 1307.86 24.57 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.22 3.80 0.44 0.45 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 111.41 87.92 185.78 24.68 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 144.82 146.80 109.47 1265.69 0.00 0.00 0.00 0.00 07:37:01 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 444.46 243.50 2554.63 244.07 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) 02/07/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 15.50 0.00 1.44 0.88 0.06 82.13 07:32:01 AM 0 13.84 0.00 0.88 0.37 0.07 84.84 07:32:01 AM 1 12.82 0.00 1.24 0.92 0.07 84.96 07:32:01 AM 2 11.64 0.00 1.00 0.92 0.05 86.39 07:32:01 AM 3 37.27 0.00 2.70 0.80 0.07 59.16 07:32:01 AM 4 20.19 0.00 1.69 1.17 0.05 76.90 07:32:01 AM 5 9.51 0.00 1.14 1.12 0.03 88.20 07:32:01 AM 6 4.20 0.00 1.15 0.54 0.07 94.05 07:32:01 AM 7 14.51 0.00 1.67 1.22 0.05 82.55 07:33:01 AM all 18.54 0.00 0.79 0.46 0.06 80.15 07:33:01 AM 0 24.47 0.00 0.20 0.00 0.05 75.28 07:33:01 AM 1 20.61 0.00 0.53 1.37 0.05 77.44 07:33:01 AM 2 7.92 0.00 0.95 0.95 0.07 90.11 07:33:01 AM 3 16.68 0.00 0.55 0.30 0.05 82.42 07:33:01 AM 4 39.76 0.00 1.67 0.50 0.07 58.00 07:33:01 AM 5 19.63 0.00 1.32 0.45 0.07 78.53 07:33:01 AM 6 4.57 0.00 0.57 0.08 0.05 94.73 07:33:01 AM 7 14.67 0.00 0.53 0.02 0.05 84.72 07:34:01 AM all 28.33 0.25 2.71 0.87 0.09 67.76 07:34:01 AM 0 27.82 0.00 2.06 0.45 0.10 69.56 07:34:01 AM 1 40.56 0.12 2.82 0.57 0.08 55.84 07:34:01 AM 2 27.01 0.03 3.34 1.81 0.10 67.71 07:34:01 AM 3 35.17 0.00 2.59 0.12 0.08 62.04 07:34:01 AM 4 27.65 0.00 2.83 1.23 0.08 68.20 07:34:01 AM 5 30.67 0.00 3.29 0.34 0.10 65.61 07:34:01 AM 6 20.58 1.79 2.39 1.57 0.08 73.59 07:34:01 AM 7 17.16 0.03 2.35 0.86 0.07 79.53 07:35:01 AM all 15.59 0.04 1.29 0.73 0.05 82.29 07:35:01 AM 0 9.20 0.00 1.19 0.33 0.05 89.22 07:35:01 AM 1 13.27 0.00 1.39 2.74 0.07 82.53 07:35:01 AM 2 10.36 0.00 1.36 0.50 0.03 87.75 07:35:01 AM 3 17.05 0.02 0.65 0.13 0.03 82.11 07:35:01 AM 4 48.71 0.02 2.05 0.28 0.07 48.87 07:35:01 AM 5 11.87 0.00 0.90 0.03 0.07 87.12 07:35:01 AM 6 6.01 0.32 1.63 1.36 0.05 90.64 07:35:01 AM 7 8.16 0.00 1.15 0.49 0.05 90.15 07:36:01 AM all 11.31 0.00 0.35 0.03 0.04 88.26 07:36:01 AM 0 0.95 0.00 0.12 0.00 0.05 98.88 07:36:01 AM 1 4.50 0.00 0.18 0.05 0.03 95.23 07:36:01 AM 2 1.47 0.00 0.18 0.05 0.05 98.25 07:36:01 AM 3 6.73 0.00 0.12 0.00 0.03 93.12 07:36:01 AM 4 44.78 0.00 1.08 0.08 0.07 53.98 07:36:01 AM 5 7.52 0.00 0.10 0.08 0.02 92.28 07:36:01 AM 6 5.13 0.00 0.77 0.00 0.03 94.07 07:36:01 AM 7 19.40 0.00 0.22 0.00 0.05 80.33 07:37:01 AM all 10.49 0.00 0.99 0.12 0.05 88.36 07:37:01 AM 0 2.90 0.00 1.05 0.00 0.05 96.00 07:37:01 AM 1 13.83 0.00 1.20 0.15 0.07 84.75 07:37:01 AM 2 11.70 0.00 1.09 0.05 0.05 87.11 07:37:01 AM 3 5.01 0.00 0.68 0.07 0.05 94.19 07:37:01 AM 4 13.60 0.00 1.10 0.05 0.03 85.22 07:37:01 AM 5 6.46 0.00 0.67 0.00 0.03 92.84 07:37:01 AM 6 1.15 0.00 0.62 0.57 0.05 97.61 07:37:01 AM 7 29.23 0.00 1.50 0.07 0.05 69.15 Average: all 16.61 0.05 1.26 0.51 0.06 81.51 Average: 0 13.19 0.00 0.92 0.19 0.06 85.65 Average: 1 17.57 0.02 1.23 0.97 0.06 80.15 Average: 2 11.66 0.01 1.32 0.71 0.06 86.25 Average: 3 19.63 0.00 1.21 0.24 0.05 78.86 Average: 4 32.46 0.00 1.74 0.55 0.06 65.19 Average: 5 14.25 0.00 1.23 0.34 0.05 84.13 Average: 6 6.92 0.35 1.19 0.68 0.06 90.80 Average: 7 17.19 0.01 1.24 0.44 0.05 81.07