---> uname -a: Linux prd-centos8-docker-8c-8g-3571.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1061 26383 19 4445 30362 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:be:a8:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.244/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:febe:a8b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:67:6d:c3 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::42:34ff:fe67:6dc3/64 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) 01/06/2026 _x86_64_ (8 CPU) 16:51:06 LINUX RESTART (8 CPU) 04:52:01 PM tps rtps wtps bread/s bwrtn/s 04:53:01 PM 257.04 16.00 241.04 3121.75 13037.61 04:54:01 PM 68.09 2.57 65.52 1039.56 10164.02 04:55:01 PM 288.14 16.33 271.81 5473.38 31095.05 04:56:01 PM 27.64 0.00 27.64 0.00 18312.25 04:57:01 PM 13.13 0.07 13.06 50.12 316.01 04:58:01 PM 20.55 1.60 18.95 1609.07 4924.03 Average: 112.43 6.09 106.34 1882.36 12975.48 04:52:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:53:01 PM 28341556 30466248 4314156 13.21 2688 2438532 2116700 6.28 169944 3659416 269596 04:54:01 PM 26972432 29262900 5683280 17.40 2688 2602564 3176032 9.42 262416 4926316 122380 04:55:01 PM 26273344 29993912 6382368 19.54 2688 4012868 2422456 7.19 653272 5170252 537256 04:56:01 PM 26045172 29772412 6610540 20.24 2688 4019340 2602592 7.72 653424 5395252 20 04:57:01 PM 26022404 29752904 6633308 20.31 2688 4022312 2549376 7.56 657256 5415868 20 04:58:01 PM 27012200 31075812 5643512 17.28 2688 4353936 1557112 4.62 858428 4222988 152656 Average: 26777851 30054031 5877861 18.00 2688 3574925 2404045 7.13 542457 4798349 180321 04:52:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 PM eth0 454.77 352.31 5247.91 48.76 0.00 0.00 0.00 0.00 04:53:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 PM eth0 465.41 233.06 2245.03 39.76 0.00 0.00 0.00 0.00 04:54:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 PM lo 12.86 12.86 1.35 1.35 0.00 0.00 0.00 0.00 04:55:01 PM eth0 1343.42 401.27 6462.87 43.89 0.00 0.00 0.00 0.00 04:55:01 PM docker0 4.80 5.96 0.65 0.69 0.00 0.00 0.00 0.00 04:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 PM eth0 82.96 62.98 172.75 17.68 0.00 0.00 0.00 0.00 04:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 PM eth0 166.46 135.69 97.88 42.72 0.00 0.00 0.00 0.00 04:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 PM eth0 256.47 185.62 3112.06 40.56 0.00 0.00 0.00 0.00 04:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 461.59 228.49 2889.77 38.90 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 01/06/2026 _x86_64_ (8 CPU) 16:51:06 LINUX RESTART (8 CPU) 04:52:01 PM CPU %user %nice %system %iowait %steal %idle 04:53:01 PM all 15.57 0.00 1.12 0.78 0.06 82.46 04:53:01 PM 0 9.77 0.00 0.85 0.17 0.07 89.14 04:53:01 PM 1 27.06 0.00 1.57 0.68 0.07 70.61 04:53:01 PM 2 10.00 0.00 1.92 2.32 0.07 85.68 04:53:01 PM 3 13.41 0.00 1.54 1.09 0.07 83.90 04:53:01 PM 4 11.83 0.00 0.80 0.32 0.07 86.99 04:53:01 PM 5 5.92 0.00 0.75 0.54 0.07 92.72 04:53:01 PM 6 29.03 0.00 0.87 0.37 0.05 69.68 04:53:01 PM 7 17.52 0.00 0.67 0.73 0.07 81.02 04:54:01 PM all 30.14 0.00 0.88 0.27 0.07 68.64 04:54:01 PM 0 34.23 0.00 0.52 0.22 0.07 64.96 04:54:01 PM 1 24.51 0.00 0.82 0.48 0.08 74.11 04:54:01 PM 2 19.16 0.00 1.12 0.22 0.07 79.44 04:54:01 PM 3 35.02 0.00 0.99 0.03 0.07 63.89 04:54:01 PM 4 41.77 0.00 0.32 0.00 0.05 57.87 04:54:01 PM 5 15.57 0.00 0.52 0.00 0.05 83.87 04:54:01 PM 6 47.41 0.00 1.95 0.73 0.08 49.82 04:54:01 PM 7 23.45 0.00 0.79 0.50 0.07 75.20 04:55:01 PM all 21.12 0.30 3.48 1.08 0.08 73.94 04:55:01 PM 0 25.37 0.02 3.56 0.30 0.08 70.67 04:55:01 PM 1 22.47 0.05 3.47 0.57 0.08 73.36 04:55:01 PM 2 21.41 0.05 3.15 1.56 0.08 73.75 04:55:01 PM 3 18.44 0.02 3.88 1.01 0.08 76.57 04:55:01 PM 4 22.67 0.00 3.40 0.24 0.08 73.61 04:55:01 PM 5 17.87 0.10 3.72 2.21 0.08 76.02 04:55:01 PM 6 19.18 1.82 3.14 1.86 0.08 73.92 04:55:01 PM 7 21.56 0.32 3.52 0.88 0.08 73.64 04:56:01 PM all 10.63 0.00 0.25 0.23 0.04 88.85 04:56:01 PM 0 19.68 0.00 0.07 0.00 0.05 80.20 04:56:01 PM 1 1.17 0.00 0.27 0.27 0.05 98.25 04:56:01 PM 2 44.89 0.00 0.18 0.17 0.05 54.71 04:56:01 PM 3 2.69 0.00 0.13 0.00 0.03 97.14 04:56:01 PM 4 9.42 0.00 0.08 0.00 0.03 90.47 04:56:01 PM 5 1.95 0.00 0.50 0.32 0.02 97.21 04:56:01 PM 6 1.90 0.00 0.20 1.12 0.02 96.76 04:56:01 PM 7 3.32 0.00 0.53 0.00 0.03 96.11 04:57:01 PM all 12.56 0.00 0.69 0.03 0.04 86.69 04:57:01 PM 0 5.68 0.00 0.63 0.03 0.05 93.60 04:57:01 PM 1 4.77 0.00 0.50 0.07 0.05 94.61 04:57:01 PM 2 29.86 0.00 1.20 0.03 0.05 68.86 04:57:01 PM 3 10.22 0.00 0.27 0.02 0.03 89.46 04:57:01 PM 4 32.55 0.00 1.10 0.00 0.03 66.32 04:57:01 PM 5 10.46 0.00 0.52 0.00 0.05 88.98 04:57:01 PM 6 2.82 0.00 1.08 0.02 0.03 96.05 04:57:01 PM 7 4.06 0.00 0.20 0.03 0.02 95.69 04:58:01 PM all 19.57 0.00 1.08 0.11 0.06 79.18 04:58:01 PM 0 26.49 0.00 0.62 0.02 0.07 72.81 04:58:01 PM 1 21.71 0.00 1.17 0.38 0.07 76.67 04:58:01 PM 2 10.22 0.00 1.09 0.12 0.07 88.50 04:58:01 PM 3 10.81 0.00 0.99 0.13 0.03 88.03 04:58:01 PM 4 24.36 0.00 1.20 0.13 0.07 74.24 04:58:01 PM 5 20.53 0.00 1.24 0.00 0.05 78.18 04:58:01 PM 6 17.67 0.00 0.92 0.02 0.05 81.34 04:58:01 PM 7 24.75 0.00 1.40 0.10 0.05 73.70 Average: all 18.26 0.05 1.24 0.42 0.06 79.97 Average: 0 20.20 0.00 1.04 0.12 0.06 78.57 Average: 1 16.94 0.01 1.30 0.41 0.07 81.28 Average: 2 22.61 0.01 1.44 0.73 0.06 75.15 Average: 3 15.09 0.00 1.29 0.38 0.05 83.18 Average: 4 23.77 0.00 1.15 0.11 0.06 74.92 Average: 5 12.04 0.02 1.20 0.51 0.05 86.18 Average: 6 19.67 0.30 1.36 0.68 0.05 77.94 Average: 7 15.76 0.05 1.18 0.37 0.05 82.58