---> uname -a: Linux prd-centos8-docker-8c-8g-16700.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 1059 27135 19 3695 30367 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:a8:bb:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fea8:bbea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:b9:59:68 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::42:46ff:feb9:5968/64 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) 02/14/2026 _x86_64_ (8 CPU) 03:37:46 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 391.56 165.86 225.70 14402.88 43103.63 03:40:01 AM 254.74 14.31 240.43 3093.22 12183.59 03:41:01 AM 398.42 7.18 391.24 1273.76 13325.84 03:42:01 AM 193.62 2.20 191.42 459.85 42935.80 Average: 309.25 46.89 262.36 4767.22 27823.62 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29718772 31326776 2936940 8.99 2688 1934032 1405016 4.17 138152 2378616 150108 03:40:01 AM 28830620 30815784 3825092 11.71 2688 2298048 1849756 5.49 197260 3145132 147524 03:41:01 AM 27512240 29968212 5143472 15.75 2688 2759876 2391680 7.10 412560 4211680 274444 03:42:01 AM 27810520 31123584 4845192 14.84 2688 3605452 1503820 4.46 824204 3457356 154996 Average: 28468038 30808589 4187674 12.82 2688 2649352 1787568 5.30 393044 3298196 181768 03:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 404.20 256.95 1648.31 70.00 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 284.70 253.01 2786.42 54.76 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 516.03 426.59 6698.75 56.30 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 491.22 422.78 4886.52 2346.06 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.08 13.30 0.53 307.94 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 424.13 340.18 4015.02 634.13 0.00 0.00 0.00 0.00 Average: docker0 2.28 3.34 0.13 77.31 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) 02/14/2026 _x86_64_ (8 CPU) 03:37:46 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.75 0.01 2.66 4.40 0.06 80.12 03:39:01 AM 0 12.12 0.00 3.30 2.18 0.09 82.31 03:39:01 AM 1 10.19 0.00 2.75 7.90 0.09 79.08 03:39:01 AM 2 9.49 0.00 2.28 1.21 0.03 86.99 03:39:01 AM 3 20.23 0.00 3.15 0.37 0.07 76.18 03:39:01 AM 4 15.49 0.00 2.53 10.03 0.05 71.90 03:39:01 AM 5 11.04 0.07 2.41 7.80 0.03 78.64 03:39:01 AM 6 7.80 0.00 1.72 2.60 0.07 87.81 03:39:01 AM 7 15.67 0.00 3.15 3.13 0.05 78.00 03:40:01 AM all 14.28 0.00 1.28 0.98 0.07 83.39 03:40:01 AM 0 11.24 0.00 0.92 0.33 0.07 87.44 03:40:01 AM 1 14.34 0.00 1.45 1.54 0.08 82.58 03:40:01 AM 2 17.19 0.00 1.92 1.09 0.08 79.72 03:40:01 AM 3 16.20 0.00 1.49 0.82 0.05 81.44 03:40:01 AM 4 16.88 0.00 1.84 2.39 0.07 78.82 03:40:01 AM 5 21.13 0.00 0.98 0.48 0.07 77.33 03:40:01 AM 6 13.30 0.00 0.82 0.84 0.05 85.00 03:40:01 AM 7 3.97 0.00 0.84 0.35 0.07 94.78 03:41:01 AM all 28.77 0.00 1.66 1.57 0.09 67.91 03:41:01 AM 0 23.87 0.00 1.27 0.72 0.10 74.03 03:41:01 AM 1 28.39 0.00 2.63 4.53 0.08 64.36 03:41:01 AM 2 34.47 0.00 1.31 0.15 0.10 63.97 03:41:01 AM 3 29.41 0.00 2.18 2.25 0.10 66.06 03:41:01 AM 4 23.34 0.00 1.59 0.49 0.10 74.49 03:41:01 AM 5 25.41 0.00 1.27 1.51 0.07 71.75 03:41:01 AM 6 31.76 0.00 1.76 1.46 0.08 64.94 03:41:01 AM 7 33.50 0.00 1.29 1.44 0.10 63.67 03:42:01 AM all 12.96 0.00 2.98 1.97 0.08 82.01 03:42:01 AM 0 15.29 0.00 2.59 0.76 0.08 81.28 03:42:01 AM 1 10.81 0.00 2.74 1.06 0.08 85.31 03:42:01 AM 2 10.76 0.00 3.44 2.90 0.08 82.81 03:42:01 AM 3 24.86 0.00 3.66 3.49 0.08 67.90 03:42:01 AM 4 9.52 0.00 2.84 3.90 0.07 83.67 03:42:01 AM 5 9.12 0.00 2.38 0.35 0.08 88.06 03:42:01 AM 6 10.32 0.00 2.90 3.00 0.07 83.71 03:42:01 AM 7 13.02 0.00 3.28 0.30 0.07 83.33 Average: all 17.21 0.00 2.14 2.22 0.07 78.35 Average: 0 15.64 0.00 2.01 0.99 0.08 81.27 Average: 1 15.96 0.00 2.39 3.74 0.08 77.83 Average: 2 18.02 0.00 2.24 1.34 0.08 78.33 Average: 3 22.68 0.00 2.61 1.74 0.08 72.90 Average: 4 16.32 0.00 2.20 4.18 0.07 77.23 Average: 5 16.71 0.02 1.76 2.52 0.06 78.94 Average: 6 15.82 0.00 1.80 1.97 0.07 80.34 Average: 7 16.55 0.00 2.13 1.30 0.07 79.95