---> uname -a: Linux prd-centos8-docker-8c-8g-3572.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 1081 26989 19 3818 30335 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:06:45:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85975sec preferred_lft 85975sec inet6 fe80::f816:3eff:fe06:45a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:29:00:be:4c 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::42:29ff:fe00:be4c/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) 05:38:58 LINUX RESTART (8 CPU) 05:40:01 AM tps rtps wtps bread/s bwrtn/s 05:41:01 AM 293.99 17.89 276.09 3947.48 14585.69 05:42:01 AM 86.40 1.23 85.17 278.04 9551.57 05:43:01 AM 99.68 0.18 99.50 43.85 31044.42 05:44:01 AM 44.94 0.45 44.49 383.87 10339.55 05:45:01 AM 17.91 0.48 17.42 21.46 445.69 05:46:01 AM 35.44 0.48 34.96 64.11 2049.47 Average: 96.39 3.45 92.94 789.78 11335.76 05:40:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 AM 27676600 29867728 4979112 15.25 2688 2502280 2681528 7.96 230668 4256192 239168 05:42:01 AM 26870228 29144124 5785484 17.72 2688 2582152 3286800 9.75 277772 5000320 45636 05:43:01 AM 25195732 28590696 7459980 22.84 2688 3678732 3718280 11.03 344112 6509344 284212 05:44:01 AM 24674576 28086364 7981136 24.44 2688 3693552 5465924 16.22 436564 6933292 132 05:45:01 AM 24558724 27977052 8096988 24.80 2688 3700624 4189636 12.43 439880 7048420 88 05:46:01 AM 27601116 31026296 5054596 15.48 2688 3706228 1582668 4.70 619132 3837240 7372 Average: 26096163 29115377 6559549 20.09 2688 3310595 3487473 10.35 391355 5597468 96101 05:40:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:41:01 AM eth0 398.90 322.71 5352.29 46.68 0.00 0.00 0.00 0.00 05:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:42:01 AM eth0 120.38 103.28 903.63 23.27 0.00 0.00 0.00 0.00 05:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:43:01 AM eth0 391.57 231.14 9529.18 32.03 0.00 0.00 0.00 0.00 05:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:44:01 AM lo 26.94 26.94 2.42 2.42 0.00 0.00 0.00 0.00 05:44:01 AM eth0 28.92 23.03 8.47 13.41 0.00 0.00 0.00 0.00 05:44:01 AM docker0 7.70 8.63 1.03 1.00 0.00 0.00 0.00 0.00 05:44:01 AM veth7d4b7e4 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:45:01 AM lo 74.63 74.63 4.74 4.74 0.00 0.00 0.00 0.00 05:45:01 AM eth0 215.36 167.92 60.01 69.52 0.00 0.00 0.00 0.00 05:45:01 AM docker0 5.21 6.06 0.88 0.86 0.00 0.00 0.00 0.00 05:46:01 AM lo 22.69 22.69 1.11 1.11 0.00 0.00 0.00 0.00 05:46:01 AM eth0 88.52 66.81 39.35 33.77 0.00 0.00 0.00 0.00 05:46:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.71 20.71 1.38 1.38 0.00 0.00 0.00 0.00 Average: eth0 207.28 152.48 2648.75 36.45 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) 01/28/2026 _x86_64_ (8 CPU) 05:38:58 LINUX RESTART (8 CPU) 05:40:01 AM CPU %user %nice %system %iowait %steal %idle 05:41:01 AM all 26.45 0.00 1.44 0.87 0.09 71.14 05:41:01 AM 0 28.58 0.00 1.00 0.65 0.10 69.67 05:41:01 AM 1 31.04 0.00 1.45 0.94 0.10 66.47 05:41:01 AM 2 34.01 0.00 1.57 0.95 0.10 63.36 05:41:01 AM 3 27.10 0.00 1.04 0.37 0.12 71.38 05:41:01 AM 4 20.23 0.00 1.20 0.37 0.08 78.11 05:41:01 AM 5 12.97 0.00 1.54 1.44 0.08 83.98 05:41:01 AM 6 42.04 0.00 2.29 0.38 0.10 55.19 05:41:01 AM 7 15.66 0.00 1.45 1.84 0.07 80.98 05:42:01 AM all 30.63 0.00 0.96 0.24 0.08 68.09 05:42:01 AM 0 22.32 0.00 0.79 0.22 0.08 76.60 05:42:01 AM 1 45.03 0.00 0.42 0.02 0.08 54.46 05:42:01 AM 2 36.45 0.00 1.20 0.17 0.10 62.08 05:42:01 AM 3 30.16 0.00 1.74 0.43 0.10 67.57 05:42:01 AM 4 25.33 0.00 1.02 0.12 0.07 73.47 05:42:01 AM 5 23.50 0.00 0.62 0.27 0.08 75.53 05:42:01 AM 6 37.89 0.00 0.85 0.43 0.08 60.74 05:42:01 AM 7 24.38 0.00 1.02 0.23 0.05 74.32 05:43:01 AM all 24.10 0.00 2.55 0.49 0.07 72.79 05:43:01 AM 0 24.60 0.00 1.61 0.35 0.07 73.37 05:43:01 AM 1 36.66 0.00 2.91 0.72 0.07 59.64 05:43:01 AM 2 37.42 0.00 3.43 1.28 0.08 57.78 05:43:01 AM 3 21.63 0.00 3.04 0.64 0.07 74.63 05:43:01 AM 4 15.20 0.00 2.47 0.24 0.05 82.04 05:43:01 AM 5 21.77 0.00 2.39 0.44 0.07 75.33 05:43:01 AM 6 16.59 0.00 2.55 0.29 0.05 80.52 05:43:01 AM 7 18.92 0.00 2.02 0.00 0.07 78.99 05:44:01 AM all 23.29 0.00 2.18 0.17 0.09 74.27 05:44:01 AM 0 26.31 0.00 2.80 0.07 0.10 70.72 05:44:01 AM 1 24.36 0.00 1.84 0.55 0.10 73.15 05:44:01 AM 2 22.67 0.00 2.43 0.07 0.10 74.73 05:44:01 AM 3 18.55 0.00 1.67 0.05 0.10 79.63 05:44:01 AM 4 25.23 0.00 2.09 0.20 0.08 72.39 05:44:01 AM 5 29.05 0.00 2.71 0.28 0.08 67.87 05:44:01 AM 6 18.17 0.00 1.81 0.13 0.08 79.81 05:44:01 AM 7 21.98 0.00 2.09 0.02 0.07 75.84 05:45:01 AM all 11.09 0.00 1.72 0.03 0.08 87.09 05:45:01 AM 0 12.78 0.00 1.60 0.02 0.07 85.53 05:45:01 AM 1 13.09 0.00 1.94 0.03 0.07 84.87 05:45:01 AM 2 10.66 0.00 2.26 0.00 0.08 87.00 05:45:01 AM 3 11.72 0.00 1.76 0.03 0.07 86.43 05:45:01 AM 4 9.18 0.00 1.78 0.03 0.08 88.93 05:45:01 AM 5 11.20 0.00 1.56 0.03 0.08 87.13 05:45:01 AM 6 10.35 0.00 1.64 0.05 0.07 87.89 05:45:01 AM 7 9.71 0.00 1.21 0.05 0.08 88.95 05:46:01 AM all 8.72 0.00 1.11 0.05 0.04 90.08 05:46:01 AM 0 7.98 0.00 0.60 0.05 0.05 91.32 05:46:01 AM 1 18.72 0.00 1.77 0.08 0.05 79.37 05:46:01 AM 2 11.71 0.00 1.02 0.05 0.05 87.17 05:46:01 AM 3 7.62 0.00 1.30 0.07 0.05 90.96 05:46:01 AM 4 3.49 0.00 1.62 0.08 0.03 94.77 05:46:01 AM 5 3.33 0.00 0.90 0.05 0.05 95.67 05:46:01 AM 6 13.89 0.00 0.94 0.03 0.03 85.10 05:46:01 AM 7 2.99 0.00 0.75 0.00 0.02 96.25 Average: all 20.71 0.00 1.66 0.31 0.07 77.25 Average: 0 20.42 0.00 1.40 0.23 0.08 77.88 Average: 1 28.15 0.00 1.72 0.39 0.08 69.67 Average: 2 25.48 0.00 1.98 0.42 0.09 72.03 Average: 3 19.46 0.00 1.76 0.26 0.08 78.43 Average: 4 16.44 0.00 1.70 0.17 0.07 81.62 Average: 5 16.97 0.00 1.62 0.42 0.08 80.92 Average: 6 23.16 0.00 1.68 0.22 0.07 74.87 Average: 7 15.60 0.00 1.42 0.36 0.06 82.56