---> uname -a: Linux prd-centos8-docker-8c-8g-3712.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 1069 26578 19 4242 30353 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:4d:cd:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85968sec preferred_lft 85968sec inet6 fe80::f816:3eff:fe4d:cd6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e9:1a:da:af 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:e9ff:fe1a:daaf/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) 10:21:10 LINUX RESTART (8 CPU) 10:22:01 AM tps rtps wtps bread/s bwrtn/s 10:23:01 AM 294.15 18.46 275.69 7525.09 12883.12 10:24:01 AM 82.47 0.60 81.87 544.62 11667.96 10:25:01 AM 115.19 15.88 99.32 1482.44 29544.65 10:26:01 AM 205.00 0.00 205.00 0.00 20044.95 10:27:01 AM 13.70 0.07 13.63 50.12 478.79 10:28:01 AM 25.38 0.28 25.10 48.66 4269.52 Average: 122.65 5.88 116.77 1608.53 13148.41 10:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:23:01 AM 28514944 30770580 4140768 12.68 2688 2568680 1846556 5.48 277788 3380908 300152 10:24:01 AM 28192716 30539500 4462996 13.67 2688 2658292 1922176 5.70 295612 3674740 45564 10:25:01 AM 26040412 29244104 6615300 20.26 2688 3497540 4118768 12.22 542852 5506780 136 10:26:01 AM 25891056 29635632 6764656 20.72 2688 4035584 2732628 8.11 664828 5531536 128 10:27:01 AM 25796772 29550928 6858940 21.00 2688 4044840 2747324 8.15 668788 5622624 20 10:28:01 AM 27181652 31045856 5474060 16.76 2688 4152768 1557448 4.62 812628 4094188 7384 Average: 26936259 30131100 5719453 17.51 2688 3492951 2487483 7.38 543749 4635129 58897 10:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 AM eth0 432.29 327.97 5185.71 48.96 0.00 0.00 0.00 0.00 10:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 AM eth0 272.23 211.60 1269.88 56.89 0.00 0.00 0.00 0.00 10:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 AM lo 3.83 3.83 0.43 0.43 0.00 0.00 0.00 0.00 10:25:01 AM eth0 1229.59 310.90 6629.24 30.60 0.00 0.00 0.00 0.00 10:25:01 AM docker0 1.58 2.12 0.21 0.24 0.00 0.00 0.00 0.00 10:25:01 AM vethcc29566 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:26:01 AM lo 8.91 8.91 0.92 0.92 0.00 0.00 0.00 0.00 10:26:01 AM eth0 191.37 150.70 1314.90 39.30 0.00 0.00 0.00 0.00 10:26:01 AM docker0 3.20 3.82 0.44 0.45 0.00 0.00 0.00 0.00 10:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:27:01 AM eth0 198.87 143.55 217.88 53.21 0.00 0.00 0.00 0.00 10:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:28:01 AM eth0 345.56 263.02 163.63 78.83 0.00 0.00 0.00 0.00 10:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.12 2.12 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 444.99 234.62 2463.61 51.30 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.11 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) 10:21:10 LINUX RESTART (8 CPU) 10:22:01 AM CPU %user %nice %system %iowait %steal %idle 10:23:01 AM all 15.58 0.00 1.71 1.29 0.08 81.34 10:23:01 AM 0 18.03 0.00 1.32 0.69 0.08 79.88 10:23:01 AM 1 23.36 0.00 2.60 1.32 0.08 72.64 10:23:01 AM 2 13.87 0.00 2.09 1.84 0.07 82.13 10:23:01 AM 3 8.03 0.00 0.95 0.90 0.10 90.02 10:23:01 AM 4 15.77 0.00 1.51 1.74 0.07 80.92 10:23:01 AM 5 24.01 0.00 2.49 1.54 0.07 71.90 10:23:01 AM 6 6.50 0.00 1.06 0.75 0.07 91.62 10:23:01 AM 7 15.07 0.00 1.67 1.54 0.08 81.63 10:24:01 AM all 17.12 0.00 0.57 0.63 0.05 81.63 10:24:01 AM 0 8.97 0.00 0.27 0.00 0.05 90.71 10:24:01 AM 1 13.57 0.00 0.44 2.69 0.05 83.25 10:24:01 AM 2 6.91 0.00 0.70 0.37 0.05 91.97 10:24:01 AM 3 22.75 0.00 0.90 0.02 0.03 76.30 10:24:01 AM 4 9.46 0.00 1.27 1.74 0.07 87.46 10:24:01 AM 5 21.12 0.00 0.22 0.00 0.05 78.62 10:24:01 AM 6 10.72 0.00 0.37 0.12 0.03 88.76 10:24:01 AM 7 43.43 0.00 0.43 0.10 0.07 55.96 10:25:01 AM all 29.13 0.26 2.69 1.05 0.10 66.77 10:25:01 AM 0 23.94 1.97 3.42 0.25 0.10 70.31 10:25:01 AM 1 32.08 0.03 2.40 2.35 0.08 63.05 10:25:01 AM 2 34.02 0.00 2.91 1.14 0.10 61.82 10:25:01 AM 3 33.74 0.00 2.93 0.91 0.12 62.30 10:25:01 AM 4 29.33 0.03 2.52 0.50 0.12 67.49 10:25:01 AM 5 40.18 0.00 2.41 0.78 0.12 56.51 10:25:01 AM 6 25.93 0.00 2.44 0.45 0.08 71.09 10:25:01 AM 7 13.92 0.03 2.47 1.96 0.08 81.53 10:26:01 AM all 16.30 0.06 1.51 0.63 0.06 81.44 10:26:01 AM 0 16.18 0.05 1.39 0.00 0.07 82.32 10:26:01 AM 1 10.98 0.03 1.51 2.46 0.07 84.95 10:26:01 AM 2 17.06 0.02 0.77 0.00 0.07 82.09 10:26:01 AM 3 43.95 0.00 1.79 0.02 0.08 54.16 10:26:01 AM 4 9.20 0.33 1.02 0.20 0.05 89.19 10:26:01 AM 5 8.23 0.03 1.46 0.50 0.05 89.73 10:26:01 AM 6 10.92 0.00 1.62 0.28 0.07 87.10 10:26:01 AM 7 13.84 0.00 2.55 1.57 0.07 81.97 10:27:01 AM all 10.69 0.00 0.36 0.03 0.05 88.87 10:27:01 AM 0 4.44 0.00 0.17 0.02 0.03 95.35 10:27:01 AM 1 5.27 0.00 0.20 0.07 0.05 94.41 10:27:01 AM 2 32.99 0.00 0.98 0.05 0.05 65.93 10:27:01 AM 3 8.28 0.00 0.38 0.00 0.03 91.30 10:27:01 AM 4 2.27 0.00 0.73 0.00 0.03 96.96 10:27:01 AM 5 21.68 0.00 0.17 0.03 0.07 78.06 10:27:01 AM 6 6.27 0.00 0.07 0.00 0.05 93.61 10:27:01 AM 7 4.31 0.00 0.20 0.07 0.05 95.37 10:28:01 AM all 10.55 0.00 0.89 0.10 0.04 88.42 10:28:01 AM 0 1.13 0.00 0.50 0.02 0.05 98.30 10:28:01 AM 1 3.45 0.00 0.40 0.12 0.03 96.00 10:28:01 AM 2 43.09 0.00 2.02 0.17 0.08 54.64 10:28:01 AM 3 13.64 0.00 0.89 0.00 0.03 85.44 10:28:01 AM 4 10.40 0.00 1.29 0.12 0.03 88.16 10:28:01 AM 5 5.43 0.00 0.80 0.10 0.05 93.61 10:28:01 AM 6 2.42 0.00 0.84 0.27 0.03 96.44 10:28:01 AM 7 4.87 0.00 0.38 0.00 0.02 94.73 Average: all 16.55 0.05 1.29 0.62 0.06 81.43 Average: 0 12.09 0.33 1.17 0.16 0.06 86.17 Average: 1 14.76 0.01 1.25 1.50 0.06 82.41 Average: 2 24.65 0.00 1.58 0.59 0.07 73.10 Average: 3 21.71 0.00 1.30 0.31 0.07 76.61 Average: 4 12.72 0.06 1.39 0.72 0.06 85.05 Average: 5 20.08 0.01 1.25 0.49 0.07 78.10 Average: 6 10.45 0.00 1.06 0.31 0.06 88.12 Average: 7 15.91 0.01 1.28 0.87 0.06 81.87