---> uname -a: Linux prd-centos8-docker-8c-8g-4268.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 1089 26355 19 4445 30333 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:c9:57:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.207/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fec9:57d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:35:90:d6:c0 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::42:35ff:fe90:d6c0/64 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) 01/09/2026 _x86_64_ (8 CPU) 13:22:30 LINUX RESTART (8 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:02 PM 172.09 14.33 157.76 2946.62 9982.74 01:25:01 PM 171.72 2.12 169.60 83.51 15990.34 01:26:01 PM 121.43 8.18 113.25 1834.59 29762.28 01:27:01 PM 196.83 10.74 186.09 4700.32 19858.89 01:28:01 PM 12.51 0.00 12.51 0.00 468.41 01:29:01 PM 15.46 0.07 15.40 50.12 270.40 01:30:01 PM 33.82 2.00 31.82 1663.05 10272.51 Average: 103.25 5.36 97.90 1615.00 12364.26 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:02 PM 29248356 31089832 3407356 10.43 2688 2159572 1555180 4.61 153632 2795384 148940 01:25:01 PM 27968956 30091224 4686756 14.35 2688 2436060 2447228 7.26 170868 4033672 108 01:26:01 PM 25825284 28861000 6830428 20.92 2688 3331136 5459544 16.20 393716 5864992 264 01:27:01 PM 25848840 29568260 6806872 20.84 2688 4011116 2702412 8.02 652652 5579724 120 01:28:01 PM 25843528 29569468 6812184 20.86 2688 4017584 2702412 8.02 652804 5586108 20 01:29:01 PM 27077304 30908328 5578408 17.08 2688 4121712 1885228 5.59 672732 4333716 101600 01:30:01 PM 27011628 31082964 5644084 17.28 2688 4359532 1524868 4.52 864516 4201880 23116 Average: 26974842 30167297 5680870 17.40 2688 3490959 2610982 7.75 508703 4627925 39167 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:02 PM eth0 135.77 104.15 1651.64 24.11 0.00 0.00 0.00 0.00 01:24:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 489.17 366.38 4581.80 55.59 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 1395.80 431.69 7378.36 34.57 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 01:26:01 PM veth7542d8e 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 01:27:01 PM lo 12.89 12.89 1.36 1.36 0.00 0.00 0.00 0.00 01:27:01 PM eth0 311.39 230.50 1343.15 67.43 0.00 0.00 0.00 0.00 01:27:01 PM docker0 4.83 5.90 0.65 0.69 0.00 0.00 0.00 0.00 01:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM eth0 129.43 87.64 183.93 33.17 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM eth0 140.91 101.75 129.34 28.64 0.00 0.00 0.00 0.00 01:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 PM eth0 215.56 173.71 3059.70 32.50 0.00 0.00 0.00 0.00 01:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.85 1.85 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 402.38 213.33 2613.63 39.39 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.86 0.09 0.10 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) 01/09/2026 _x86_64_ (8 CPU) 13:22:30 LINUX RESTART (8 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:02 PM all 11.64 0.00 1.02 0.96 0.05 86.32 01:24:02 PM 0 7.57 0.00 1.18 0.67 0.07 90.52 01:24:02 PM 1 16.94 0.00 1.89 1.27 0.07 79.84 01:24:02 PM 2 10.96 0.00 0.92 1.64 0.08 86.41 01:24:02 PM 3 13.62 0.00 1.02 1.12 0.05 84.19 01:24:02 PM 4 13.49 0.00 0.92 1.29 0.05 84.25 01:24:02 PM 5 7.25 0.00 0.48 0.45 0.03 91.79 01:24:02 PM 6 13.94 0.00 1.18 0.55 0.03 84.29 01:24:02 PM 7 9.37 0.00 0.60 0.72 0.03 89.27 01:25:01 PM all 15.63 0.00 0.76 0.95 0.06 82.60 01:25:01 PM 0 15.14 0.00 0.32 0.17 0.05 84.31 01:25:01 PM 1 33.31 0.00 1.72 1.54 0.05 63.38 01:25:01 PM 2 22.84 0.00 1.19 1.77 0.05 74.15 01:25:01 PM 3 10.26 0.00 0.55 2.50 0.07 86.63 01:25:01 PM 4 10.32 0.00 0.46 0.02 0.07 89.13 01:25:01 PM 5 11.85 0.00 0.71 0.76 0.05 86.62 01:25:01 PM 6 11.39 0.00 0.33 0.05 0.05 88.19 01:25:01 PM 7 10.03 0.00 0.84 0.77 0.05 88.32 01:26:01 PM all 28.46 0.22 2.22 1.66 0.10 67.34 01:26:01 PM 0 30.21 0.00 2.09 0.03 0.10 67.56 01:26:01 PM 1 31.28 1.75 2.80 1.04 0.10 63.03 01:26:01 PM 2 30.17 0.00 3.15 4.97 0.12 61.59 01:26:01 PM 3 20.05 0.00 1.93 0.81 0.10 77.11 01:26:01 PM 4 41.55 0.00 2.12 3.44 0.10 52.79 01:26:01 PM 5 41.18 0.02 1.77 0.27 0.10 56.66 01:26:01 PM 6 16.66 0.03 2.06 1.06 0.08 80.10 01:26:01 PM 7 16.50 0.00 1.87 1.65 0.08 79.90 01:27:01 PM all 19.76 0.07 2.15 0.98 0.08 76.96 01:27:01 PM 0 17.54 0.00 1.42 0.30 0.08 80.65 01:27:01 PM 1 14.20 0.10 2.79 5.98 0.07 76.87 01:27:01 PM 2 39.58 0.33 2.63 0.60 0.10 56.76 01:27:01 PM 3 19.05 0.02 2.82 0.08 0.07 77.96 01:27:01 PM 4 14.78 0.02 1.42 0.12 0.07 83.59 01:27:01 PM 5 14.00 0.00 1.73 0.27 0.07 83.94 01:27:01 PM 6 15.22 0.03 2.48 0.42 0.08 81.77 01:27:01 PM 7 23.64 0.03 1.94 0.10 0.07 74.22 01:28:01 PM all 8.83 0.00 0.26 0.03 0.03 90.85 01:28:01 PM 0 3.08 0.00 0.03 0.00 0.03 96.85 01:28:01 PM 1 4.69 0.00 0.15 0.00 0.03 95.13 01:28:01 PM 2 40.62 0.00 0.82 0.03 0.05 58.48 01:28:01 PM 3 12.98 0.00 0.17 0.08 0.03 86.74 01:28:01 PM 4 3.87 0.00 0.20 0.00 0.02 95.91 01:28:01 PM 5 2.15 0.00 0.08 0.00 0.03 97.73 01:28:01 PM 6 1.42 0.00 0.57 0.00 0.03 97.98 01:28:01 PM 7 1.79 0.00 0.08 0.10 0.03 98.00 01:29:01 PM all 12.44 0.00 0.62 0.03 0.04 86.87 01:29:01 PM 0 7.03 0.00 0.28 0.00 0.03 92.65 01:29:01 PM 1 9.33 0.00 0.33 0.00 0.05 90.29 01:29:01 PM 2 6.94 0.00 0.48 0.00 0.05 92.52 01:29:01 PM 3 12.52 0.00 0.43 0.03 0.03 86.98 01:29:01 PM 4 2.62 0.00 1.20 0.02 0.03 96.13 01:29:01 PM 5 43.19 0.00 1.15 0.08 0.07 55.51 01:29:01 PM 6 8.18 0.00 0.75 0.03 0.03 91.00 01:29:01 PM 7 9.67 0.00 0.32 0.05 0.03 89.93 01:30:01 PM all 17.15 0.00 0.95 0.54 0.07 81.29 01:30:01 PM 0 17.08 0.00 1.05 0.07 0.08 81.72 01:30:01 PM 1 20.42 0.00 0.89 1.59 0.07 77.04 01:30:01 PM 2 20.81 0.00 0.75 0.82 0.08 77.53 01:30:01 PM 3 11.07 0.00 0.63 0.03 0.07 88.20 01:30:01 PM 4 23.22 0.00 1.15 0.75 0.08 74.79 01:30:01 PM 5 6.70 0.00 0.77 0.52 0.05 91.96 01:30:01 PM 6 23.85 0.00 1.50 0.08 0.07 74.50 01:30:01 PM 7 14.05 0.00 0.84 0.43 0.08 84.60 Average: all 16.26 0.04 1.14 0.73 0.06 81.76 Average: 0 13.93 0.00 0.91 0.18 0.06 84.91 Average: 1 18.52 0.26 1.50 1.63 0.06 78.02 Average: 2 24.56 0.05 1.42 1.40 0.08 72.50 Average: 3 14.23 0.00 1.08 0.66 0.06 83.97 Average: 4 15.69 0.00 1.07 0.81 0.06 82.37 Average: 5 18.04 0.00 0.96 0.34 0.06 80.61 Average: 6 12.95 0.01 1.27 0.31 0.06 85.40 Average: 7 12.15 0.00 0.93 0.54 0.06 86.32