---> uname -a: Linux prd-centos8-docker-8c-8g-3667.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 1048 26699 19 4141 30375 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:64:7e:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.64/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86006sec preferred_lft 86006sec inet6 fe80::f816:3eff:fe64:7e7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:de:8f:9b:a2 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:deff:fe8f:9ba2/64 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) 01/28/2026 _x86_64_ (8 CPU) 09:40:20 LINUX RESTART (8 CPU) 09:41:01 AM tps rtps wtps bread/s bwrtn/s 09:42:02 AM 208.40 16.56 191.84 7474.58 10646.78 09:43:01 AM 178.80 2.12 176.69 83.36 15778.21 09:44:01 AM 112.60 2.98 109.61 1404.87 29676.67 09:45:01 AM 174.18 13.51 160.66 715.09 2281.34 09:46:01 AM 22.41 0.00 22.41 0.00 17968.68 Average: 139.14 7.05 132.09 1941.77 15268.64 09:41:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:42:02 AM 29056340 31060180 3599364 11.02 2688 2320800 1559540 4.63 267808 2869432 143856 09:43:01 AM 27757792 30042256 4897912 15.00 2688 2597020 2526648 7.50 284796 4124740 104 09:44:01 AM 26497696 29680812 6158008 18.86 2688 3479192 3638472 10.80 409268 5193248 84 09:45:01 AM 25776280 29524472 6879424 21.07 2688 4039496 2790728 8.28 665064 5649444 527424 09:46:01 AM 25760396 29515424 6895308 21.12 2688 4046060 2790728 8.28 665216 5663776 20 Average: 26969701 29964629 5686003 17.41 2688 3296514 2661223 7.90 458430 4700128 134298 09:41:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:42:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:02 AM eth0 164.30 135.62 1827.39 28.20 0.00 0.00 0.00 0.00 09:42:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM eth0 463.06 358.40 4570.31 55.97 0.00 0.00 0.00 0.00 09:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM eth0 1146.83 369.31 7369.53 30.54 0.00 0.00 0.00 0.00 09:44:01 AM docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM veth929306c 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 AM lo 13.01 13.01 1.36 1.36 0.00 0.00 0.00 0.00 09:45:01 AM eth0 121.69 92.67 1284.94 25.58 0.00 0.00 0.00 0.00 09:45:01 AM docker0 4.80 5.93 0.65 0.69 0.00 0.00 0.00 0.00 09:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 AM eth0 68.11 48.50 168.45 22.98 0.00 0.00 0.00 0.00 09:46:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.61 2.61 0.27 0.27 0.00 0.00 0.00 0.00 Average: eth0 392.56 200.37 3039.02 32.57 0.00 0.00 0.00 0.00 Average: docker0 0.96 1.19 0.13 0.14 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) 01/28/2026 _x86_64_ (8 CPU) 09:40:20 LINUX RESTART (8 CPU) 09:41:01 AM CPU %user %nice %system %iowait %steal %idle 09:42:02 AM all 13.99 0.00 1.45 0.70 0.07 83.79 09:42:02 AM 0 5.66 0.00 0.77 0.25 0.07 93.26 09:42:02 AM 1 17.45 0.00 1.74 0.72 0.07 80.03 09:42:02 AM 2 21.33 0.00 2.32 0.87 0.10 75.38 09:42:02 AM 3 9.88 0.00 1.20 0.45 0.07 88.40 09:42:02 AM 4 28.07 0.00 2.20 0.80 0.08 68.85 09:42:02 AM 5 11.52 0.00 1.32 0.90 0.05 86.21 09:42:02 AM 6 10.60 0.00 0.99 0.62 0.05 87.74 09:42:02 AM 7 7.38 0.00 1.07 1.00 0.07 90.48 09:43:01 AM all 14.93 0.00 0.86 0.69 0.06 83.46 09:43:01 AM 0 9.32 0.00 0.68 0.07 0.05 89.88 09:43:01 AM 1 21.04 0.00 0.56 0.78 0.05 77.57 09:43:01 AM 2 8.27 0.00 0.80 0.36 0.05 90.52 09:43:01 AM 3 3.78 0.00 0.80 1.12 0.05 94.24 09:43:01 AM 4 49.59 0.00 1.44 1.17 0.10 47.69 09:43:01 AM 5 11.65 0.00 0.80 1.16 0.05 86.34 09:43:01 AM 6 9.08 0.00 0.66 0.44 0.05 89.77 09:43:01 AM 7 6.48 0.00 1.14 0.44 0.03 91.91 09:44:01 AM all 28.18 0.00 2.30 0.69 0.10 68.73 09:44:01 AM 0 22.88 0.00 1.65 0.60 0.08 74.79 09:44:01 AM 1 31.79 0.00 2.17 0.45 0.12 65.47 09:44:01 AM 2 32.44 0.00 2.54 0.84 0.10 64.08 09:44:01 AM 3 13.70 0.00 2.83 0.81 0.10 82.57 09:44:01 AM 4 41.80 0.00 2.38 1.15 0.10 54.58 09:44:01 AM 5 20.84 0.00 2.10 0.49 0.07 76.50 09:44:01 AM 6 35.36 0.00 2.47 0.20 0.10 61.87 09:44:01 AM 7 26.66 0.00 2.31 0.96 0.12 69.96 09:45:01 AM all 21.06 0.33 2.23 0.60 0.09 75.69 09:45:01 AM 0 19.78 0.05 2.67 2.50 0.08 74.92 09:45:01 AM 1 18.18 0.02 2.11 0.55 0.08 79.05 09:45:01 AM 2 19.28 0.00 2.13 0.20 0.08 78.31 09:45:01 AM 3 19.17 0.00 1.93 0.10 0.08 78.72 09:45:01 AM 4 38.57 0.07 2.48 0.15 0.10 58.62 09:45:01 AM 5 18.48 0.02 2.58 0.50 0.10 78.32 09:45:01 AM 6 13.39 2.45 2.11 0.59 0.08 81.38 09:45:01 AM 7 21.65 0.05 1.86 0.18 0.08 76.17 09:46:01 AM all 11.07 0.00 0.29 0.72 0.04 87.89 09:46:01 AM 0 3.89 0.00 0.17 0.00 0.08 95.86 09:46:01 AM 1 40.20 0.00 0.52 0.22 0.05 59.02 09:46:01 AM 2 1.13 0.00 0.37 4.67 0.02 93.81 09:46:01 AM 3 2.00 0.00 0.28 0.83 0.03 96.85 09:46:01 AM 4 29.35 0.00 0.57 0.02 0.05 70.01 09:46:01 AM 5 3.97 0.00 0.10 0.00 0.03 95.90 09:46:01 AM 6 6.89 0.00 0.05 0.00 0.02 93.05 09:46:01 AM 7 1.05 0.00 0.25 0.00 0.02 98.68 Average: all 17.84 0.07 1.43 0.68 0.07 79.92 Average: 0 12.29 0.01 1.19 0.68 0.07 85.75 Average: 1 25.75 0.00 1.42 0.54 0.07 72.21 Average: 2 16.49 0.00 1.63 1.39 0.07 80.41 Average: 3 9.71 0.00 1.41 0.66 0.07 88.15 Average: 4 37.42 0.01 1.81 0.65 0.09 60.01 Average: 5 13.28 0.00 1.38 0.61 0.06 84.66 Average: 6 15.10 0.49 1.26 0.37 0.06 82.72 Average: 7 12.64 0.01 1.32 0.52 0.06 85.45