---> uname -a: Linux prd-centos8-docker-8c-8g-42123.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: 2799.996 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 13G 148G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1141 25269 19 5479 30275 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:af:75:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.55/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85751sec preferred_lft 85751sec inet6 fe80::f816:3eff:feaf:756f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:e4:21:d0 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::42:59ff:fee4:21d0/64 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) 02/26/2026 _x86_64_ (8 CPU) 10:10:23 LINUX RESTART (8 CPU) 10:11:01 AM tps rtps wtps bread/s bwrtn/s 10:12:01 AM 216.98 16.43 200.55 3032.32 11746.92 10:13:01 AM 197.77 3.02 194.75 1193.27 15558.96 10:14:01 AM 35.89 0.07 35.83 1.33 2780.20 10:15:01 AM 107.21 0.48 106.73 407.06 44750.42 10:16:01 AM 34.36 0.43 33.92 20.93 642.90 10:17:01 AM 7.83 0.00 7.83 0.00 169.47 10:18:01 AM 40.14 0.00 40.14 0.00 9172.68 10:19:01 AM 90.30 0.00 90.30 0.00 15641.48 10:20:01 AM 150.07 0.00 150.07 0.00 1638.98 10:21:01 AM 73.94 2.92 71.03 4550.48 28014.35 Average: 95.45 2.33 93.12 920.57 13011.74 10:11:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:12:01 AM 29004824 30935020 3650888 11.18 2688 2246440 1727900 5.13 169696 3014720 170740 10:13:01 AM 27736124 29999284 4919588 15.07 2688 2572872 2389864 7.09 267760 4154012 47592 10:14:01 AM 27225664 29512468 5430048 16.63 2688 2595376 2788488 8.27 282264 4646428 96 10:15:01 AM 25245560 28666912 7410152 22.69 2688 3704852 3722636 11.04 427700 6374136 40 10:16:01 AM 24956332 28386152 7699380 23.58 2688 3712480 4040916 11.99 444464 6642828 48 10:17:01 AM 24875632 28306776 7780080 23.82 2688 3713772 3665684 10.88 444580 6725760 92 10:18:01 AM 24641636 28540040 8014076 24.54 2688 4168460 3500432 10.39 510764 6872732 197216 10:19:01 AM 22967352 27167512 9688360 29.67 2688 4469032 6280928 18.64 557260 8457492 444 10:20:01 AM 23981840 28101292 8673872 26.56 2688 4376372 3898324 11.57 555040 7459696 13544 10:21:01 AM 25891252 31016260 6764460 20.71 2688 5370064 1513400 4.49 908908 5192492 89620 Average: 25652622 29063172 7003090 21.45 2688 3692972 3352857 9.95 456844 5954030 51943 10:11:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 201.48 172.04 2387.95 29.52 0.00 0.00 0.00 0.00 10:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 346.99 281.02 4505.26 38.28 0.00 0.00 0.00 0.00 10:13:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM eth0 132.38 107.52 282.72 32.06 0.00 0.00 0.00 0.00 10:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 AM lo 0.53 0.53 0.03 0.03 0.00 0.00 0.00 0.00 10:15:01 AM eth0 311.20 193.34 9487.82 15.96 0.00 0.00 0.00 0.00 10:15:01 AM docker0 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:15:01 AM vetha36d67a 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 10:16:01 AM lo 60.75 60.75 5.04 5.04 0.00 0.00 0.00 0.00 10:16:01 AM eth0 159.53 121.26 45.15 52.44 0.00 0.00 0.00 0.00 10:16:01 AM docker0 12.06 13.65 1.78 1.69 0.00 0.00 0.00 0.00 10:16:01 AM veth6906bf3 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 AM lo 65.67 65.67 3.33 3.33 0.00 0.00 0.00 0.00 10:17:01 AM eth0 270.82 208.35 79.12 85.61 0.00 0.00 0.00 0.00 10:17:01 AM docker0 0.78 1.02 0.11 0.19 0.00 0.00 0.00 0.00 10:18:01 AM lo 1.68 1.68 0.10 0.10 0.00 0.00 0.00 0.00 10:18:01 AM eth0 470.38 196.33 2691.40 31.24 0.00 0.00 0.00 0.00 10:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 AM lo 566.71 566.71 79.82 79.82 0.00 0.00 0.00 0.00 10:19:01 AM eth0 150.27 79.00 393.07 27.52 0.00 0.00 0.00 0.00 10:19:01 AM docker0 248.53 258.99 36.57 40.35 0.00 0.00 0.00 0.00 10:19:01 AM vethb893666 216.98 226.41 36.11 31.76 0.00 0.00 0.00 0.00 10:19:01 AM veth98b449b 31.54 33.28 3.86 8.86 0.00 0.00 0.00 0.00 10:20:01 AM lo 1183.03 1183.03 217.13 217.13 0.00 0.00 0.00 0.00 10:20:01 AM eth0 117.06 85.12 243.71 34.57 0.00 0.00 0.00 0.00 10:20:01 AM docker0 509.43 521.97 108.72 100.65 0.00 0.00 0.00 0.00 10:21:01 AM lo 0.97 0.97 0.05 0.05 0.00 0.00 0.00 0.00 10:21:01 AM eth0 124.36 97.90 1269.52 23.26 0.00 0.00 0.00 0.00 10:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 187.95 187.95 30.55 30.55 0.00 0.00 0.00 0.00 Average: eth0 228.45 154.19 2138.60 37.05 0.00 0.00 0.00 0.00 Average: docker0 77.09 79.58 14.72 14.29 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) 02/26/2026 _x86_64_ (8 CPU) 10:10:23 LINUX RESTART (8 CPU) 10:11:01 AM CPU %user %nice %system %iowait %steal %idle 10:12:01 AM all 12.56 0.00 1.09 0.87 0.06 85.42 10:12:01 AM 0 7.47 0.00 0.88 1.04 0.07 90.54 10:12:01 AM 1 18.87 0.00 0.92 0.70 0.05 79.46 10:12:01 AM 2 11.14 0.00 0.82 0.37 0.05 87.62 10:12:01 AM 3 5.30 0.00 0.64 0.49 0.05 93.53 10:12:01 AM 4 24.57 0.00 1.97 0.27 0.10 73.09 10:12:01 AM 5 13.75 0.00 1.60 0.69 0.05 83.91 10:12:01 AM 6 8.57 0.00 0.58 0.23 0.03 90.58 10:12:01 AM 7 10.75 0.00 1.30 3.15 0.05 84.75 10:13:01 AM all 30.92 0.00 1.14 0.65 0.09 67.20 10:13:01 AM 0 23.56 0.00 0.68 0.07 0.08 75.60 10:13:01 AM 1 33.40 0.00 1.02 0.22 0.10 65.26 10:13:01 AM 2 37.44 0.00 1.22 1.22 0.10 60.02 10:13:01 AM 3 26.25 0.00 1.49 0.84 0.08 71.35 10:13:01 AM 4 21.54 0.00 0.94 1.09 0.07 76.37 10:13:01 AM 5 31.19 0.00 1.05 0.30 0.08 67.37 10:13:01 AM 6 34.68 0.00 1.59 1.04 0.08 62.61 10:13:01 AM 7 39.30 0.00 1.15 0.43 0.08 59.03 10:14:01 AM all 22.51 0.00 0.61 0.09 0.05 76.73 10:14:01 AM 0 19.29 0.00 0.28 0.00 0.07 80.36 10:14:01 AM 1 14.72 0.00 1.07 0.07 0.05 84.09 10:14:01 AM 2 25.89 0.00 0.25 0.02 0.05 73.79 10:14:01 AM 3 16.03 0.00 0.23 0.50 0.05 83.18 10:14:01 AM 4 9.06 0.00 0.57 0.00 0.05 90.32 10:14:01 AM 5 44.06 0.00 1.70 0.15 0.07 54.03 10:14:01 AM 6 17.48 0.00 0.53 0.00 0.05 81.94 10:14:01 AM 7 33.53 0.00 0.25 0.00 0.05 66.17 10:15:01 AM all 26.06 0.00 2.39 0.75 0.07 70.73 10:15:01 AM 0 23.07 0.00 1.89 0.05 0.08 74.90 10:15:01 AM 1 17.39 0.00 2.55 1.68 0.08 78.30 10:15:01 AM 2 26.29 0.00 2.32 1.04 0.07 70.28 10:15:01 AM 3 32.47 0.00 3.81 0.69 0.07 62.96 10:15:01 AM 4 17.73 0.00 2.20 0.65 0.07 79.35 10:15:01 AM 5 30.86 0.00 2.39 0.24 0.07 66.45 10:15:01 AM 6 34.25 0.00 2.15 0.18 0.07 63.35 10:15:01 AM 7 26.44 0.00 1.81 1.46 0.07 70.22 10:16:01 AM all 20.75 0.00 2.22 0.06 0.09 76.88 10:16:01 AM 0 19.86 0.00 2.14 0.10 0.10 77.80 10:16:01 AM 1 22.26 0.00 2.39 0.03 0.08 75.23 10:16:01 AM 2 19.71 0.00 2.18 0.10 0.10 77.91 10:16:01 AM 3 19.64 0.00 1.96 0.05 0.08 78.27 10:16:01 AM 4 21.70 0.00 2.58 0.05 0.08 75.59 10:16:01 AM 5 20.13 0.00 2.60 0.08 0.08 77.11 10:16:01 AM 6 19.23 0.00 1.86 0.03 0.08 78.79 10:16:01 AM 7 23.48 0.00 2.04 0.03 0.10 74.35 10:17:01 AM all 5.18 0.00 0.98 0.01 0.06 93.76 10:17:01 AM 0 6.06 0.00 0.72 0.00 0.07 93.15 10:17:01 AM 1 4.45 0.00 1.57 0.00 0.08 93.89 10:17:01 AM 2 3.61 0.00 1.07 0.00 0.07 95.25 10:17:01 AM 3 4.88 0.00 1.14 0.02 0.07 93.90 10:17:01 AM 4 6.28 0.00 0.92 0.03 0.05 92.71 10:17:01 AM 5 3.66 0.00 0.84 0.03 0.08 95.39 10:17:01 AM 6 8.37 0.00 1.02 0.00 0.05 90.57 10:17:01 AM 7 4.11 0.00 0.60 0.00 0.05 95.24 10:18:01 AM all 37.20 0.00 1.32 1.09 0.07 60.32 10:18:01 AM 0 36.20 0.00 1.32 0.08 0.07 62.34 10:18:01 AM 1 35.73 0.00 0.97 0.13 0.08 63.09 10:18:01 AM 2 51.55 0.00 1.07 0.35 0.07 46.96 10:18:01 AM 3 39.79 0.00 1.91 0.07 0.08 58.15 10:18:01 AM 4 31.81 0.00 1.32 7.96 0.08 58.82 10:18:01 AM 5 51.33 0.00 1.24 0.07 0.07 47.30 10:18:01 AM 6 29.74 0.00 1.49 0.05 0.07 68.66 10:18:01 AM 7 21.49 0.00 1.22 0.03 0.07 77.19 10:19:01 AM all 26.39 0.00 1.85 0.32 0.09 71.36 10:19:01 AM 0 21.71 0.00 1.78 0.00 0.10 76.42 10:19:01 AM 1 22.62 0.00 1.96 0.54 0.08 74.79 10:19:01 AM 2 22.35 0.00 1.76 1.22 0.10 74.56 10:19:01 AM 3 27.22 0.00 1.90 0.29 0.08 70.51 10:19:01 AM 4 30.78 0.00 1.21 0.15 0.08 67.78 10:19:01 AM 5 19.28 0.00 1.74 0.03 0.08 78.86 10:19:01 AM 6 29.10 0.00 1.78 0.15 0.08 68.89 10:19:01 AM 7 38.02 0.00 2.66 0.17 0.10 59.05 10:20:01 AM all 27.33 0.00 1.87 0.25 0.09 70.47 10:20:01 AM 0 21.52 0.00 1.81 0.18 0.08 76.41 10:20:01 AM 1 11.42 0.00 2.35 1.17 0.10 84.96 10:20:01 AM 2 40.62 0.00 1.44 0.10 0.08 57.76 10:20:01 AM 3 36.39 0.00 2.06 0.05 0.10 61.40 10:20:01 AM 4 27.79 0.00 2.06 0.17 0.08 69.90 10:20:01 AM 5 37.99 0.00 1.96 0.00 0.10 59.95 10:20:01 AM 6 19.24 0.00 1.68 0.07 0.10 78.91 10:20:01 AM 7 23.63 0.00 1.58 0.23 0.07 74.50 10:21:01 AM all 23.38 0.00 1.74 0.44 0.06 74.37 10:21:01 AM 0 31.82 0.00 1.82 0.33 0.08 65.94 10:21:01 AM 1 26.35 0.00 2.49 1.62 0.07 69.47 10:21:01 AM 2 26.72 0.00 2.01 0.72 0.07 70.49 10:21:01 AM 3 29.50 0.00 1.77 0.15 0.07 68.51 10:21:01 AM 4 15.63 0.00 2.04 0.00 0.05 82.28 10:21:01 AM 5 23.51 0.00 1.17 0.05 0.05 75.22 10:21:01 AM 6 17.36 0.00 1.67 0.60 0.07 80.30 10:21:01 AM 7 16.16 0.00 0.92 0.07 0.07 82.79 Average: all 23.23 0.00 1.52 0.45 0.07 74.73 Average: 0 21.08 0.00 1.33 0.18 0.08 77.32 Average: 1 20.73 0.00 1.73 0.62 0.08 76.85 Average: 2 26.53 0.00 1.41 0.51 0.08 71.47 Average: 3 23.74 0.00 1.69 0.31 0.07 74.18 Average: 4 20.69 0.00 1.58 1.04 0.07 76.63 Average: 5 27.58 0.00 1.63 0.16 0.07 70.55 Average: 6 21.79 0.00 1.43 0.24 0.07 76.47 Average: 7 23.68 0.00 1.35 0.56 0.07 74.33