---> uname -a: Linux prd-centos8-docker-8c-8g-42.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: 2799.998 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 1079 26581 19 4229 30344 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:91:7c:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.120/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85925sec preferred_lft 85925sec inet6 fe80::f816:3eff:fe91:7cfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b4:2c:7e:81 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:b4ff:fe2c:7e81/64 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) 12/15/2025 _x86_64_ (8 CPU) 15:32:02 LINUX RESTART (8 CPU) 03:33:01 PM tps rtps wtps bread/s bwrtn/s 03:34:01 PM 271.98 18.59 253.38 7548.68 12995.38 03:35:01 PM 73.71 1.85 71.86 798.93 10497.68 03:36:01 PM 115.96 14.58 101.38 1226.79 29673.69 03:37:01 PM 172.91 0.08 172.83 4.00 19588.94 03:38:01 PM 13.68 0.07 13.61 50.12 467.52 03:39:01 PM 20.36 0.07 20.29 9.73 3938.67 Average: 111.44 5.87 105.56 1606.42 12860.66 03:33:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:34:01 PM 28313520 30576044 4342192 13.30 2688 2576244 2011652 5.97 255600 3601292 291000 03:35:01 PM 27588608 29935204 5067104 15.52 2688 2658556 3007764 8.92 319008 4254596 57528 03:36:01 PM 25834856 29018508 6820856 20.89 2688 3478248 4378732 12.99 540280 5719832 124 03:37:01 PM 25950432 29675096 6705280 20.53 2688 4016172 2736860 8.12 661596 5479660 128 03:38:01 PM 25690668 29424992 6965044 21.33 2688 4025404 2941764 8.73 665604 5734876 40 03:39:01 PM 27152028 31009992 5503684 16.85 2688 4147840 1599384 4.75 806604 4132968 22596 Average: 26755019 29939973 5900693 18.07 2688 3483744 2779359 8.25 541449 4820537 61903 03:33:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 PM eth0 499.00 372.63 5248.19 64.65 0.00 0.00 0.00 0.00 03:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 PM eth0 181.52 135.12 998.75 30.92 0.00 0.00 0.00 0.00 03:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 PM lo 10.06 10.06 1.10 1.10 0.00 0.00 0.00 0.00 03:36:01 PM eth0 1322.36 382.46 6455.04 38.57 0.00 0.00 0.00 0.00 03:36:01 PM docker0 3.95 5.00 0.54 0.58 0.00 0.00 0.00 0.00 03:36:01 PM veth4fb7ffc 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 03:37:01 PM lo 2.77 2.77 0.25 0.25 0.00 0.00 0.00 0.00 03:37:01 PM eth0 144.95 108.48 1331.78 30.72 0.00 0.00 0.00 0.00 03:37:01 PM docker0 0.85 0.92 0.11 0.10 0.00 0.00 0.00 0.00 03:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 PM eth0 108.17 86.57 194.97 25.04 0.00 0.00 0.00 0.00 03:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 PM eth0 215.86 171.91 327.73 56.37 0.00 0.00 0.00 0.00 03:39:01 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 411.99 209.53 2426.14 41.04 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) 12/15/2025 _x86_64_ (8 CPU) 15:32:02 LINUX RESTART (8 CPU) 03:33:01 PM CPU %user %nice %system %iowait %steal %idle 03:34:01 PM all 15.24 0.00 1.39 0.89 0.06 82.41 03:34:01 PM 0 17.64 0.00 0.87 0.17 0.08 81.25 03:34:01 PM 1 20.85 0.00 2.42 1.62 0.07 75.04 03:34:01 PM 2 14.58 0.00 1.49 1.32 0.05 82.56 03:34:01 PM 3 16.90 0.00 1.32 0.95 0.07 80.76 03:34:01 PM 4 8.32 0.00 1.29 0.97 0.07 89.35 03:34:01 PM 5 18.22 0.00 1.77 1.35 0.07 78.58 03:34:01 PM 6 12.70 0.00 0.62 0.20 0.05 86.43 03:34:01 PM 7 12.66 0.00 1.35 0.57 0.07 85.35 03:35:01 PM all 23.01 0.00 0.66 0.28 0.06 75.99 03:35:01 PM 0 33.41 0.00 0.37 0.00 0.08 66.14 03:35:01 PM 1 22.07 0.00 0.57 0.05 0.08 77.23 03:35:01 PM 2 13.35 0.00 0.73 0.03 0.05 85.83 03:35:01 PM 3 27.62 0.00 0.35 0.10 0.05 71.87 03:35:01 PM 4 17.72 0.00 0.28 0.05 0.05 81.90 03:35:01 PM 5 20.29 0.00 0.23 0.00 0.03 79.45 03:35:01 PM 6 44.41 0.00 1.73 0.37 0.05 53.44 03:35:01 PM 7 5.13 0.00 1.00 1.66 0.05 92.16 03:36:01 PM all 23.56 0.24 3.13 1.00 0.09 71.98 03:36:01 PM 0 27.57 0.00 2.63 0.27 0.08 69.44 03:36:01 PM 1 18.50 1.77 3.13 2.02 0.10 74.48 03:36:01 PM 2 35.21 0.00 2.81 0.99 0.10 60.88 03:36:01 PM 3 32.12 0.10 3.26 0.83 0.08 63.60 03:36:01 PM 4 12.69 0.02 3.18 1.94 0.07 82.11 03:36:01 PM 5 13.99 0.03 3.53 1.58 0.10 80.76 03:36:01 PM 6 31.20 0.00 3.35 0.05 0.08 65.32 03:36:01 PM 7 17.25 0.03 3.13 0.32 0.08 79.17 03:37:01 PM all 14.40 0.08 1.27 0.69 0.07 83.49 03:37:01 PM 0 8.59 0.00 0.60 0.02 0.08 90.71 03:37:01 PM 1 53.52 0.00 2.05 0.74 0.08 43.60 03:37:01 PM 2 7.28 0.00 0.67 1.29 0.05 90.71 03:37:01 PM 3 5.41 0.05 1.92 0.74 0.12 91.76 03:37:01 PM 4 8.62 0.00 0.87 1.00 0.07 89.45 03:37:01 PM 5 10.32 0.59 1.35 0.00 0.05 87.69 03:37:01 PM 6 13.43 0.00 1.75 1.69 0.05 83.08 03:37:01 PM 7 8.02 0.02 0.95 0.02 0.05 90.95 03:38:01 PM all 11.39 0.00 0.31 0.03 0.04 88.22 03:38:01 PM 0 1.53 0.00 0.12 0.02 0.05 98.28 03:38:01 PM 1 31.21 0.00 0.77 0.05 0.05 67.93 03:38:01 PM 2 2.07 0.00 0.37 0.08 0.05 97.43 03:38:01 PM 3 6.22 0.00 0.25 0.00 0.02 93.51 03:38:01 PM 4 3.10 0.00 0.62 0.00 0.02 96.26 03:38:01 PM 5 8.32 0.00 0.08 0.00 0.03 91.56 03:38:01 PM 6 36.41 0.00 0.25 0.05 0.05 63.24 03:38:01 PM 7 2.25 0.00 0.07 0.05 0.03 97.60 03:39:01 PM all 8.86 0.00 0.81 0.75 0.04 89.53 03:39:01 PM 0 4.72 0.00 0.47 0.00 0.05 94.76 03:39:01 PM 1 1.56 0.00 0.54 0.69 0.03 97.19 03:39:01 PM 2 3.37 0.00 0.47 0.05 0.05 96.06 03:39:01 PM 3 9.33 0.00 1.03 0.35 0.03 89.25 03:39:01 PM 4 16.04 0.00 0.78 1.78 0.03 81.35 03:39:01 PM 5 1.10 0.00 0.55 2.37 0.03 95.94 03:39:01 PM 6 32.89 0.00 1.27 0.78 0.05 65.01 03:39:01 PM 7 1.82 0.00 1.39 0.00 0.02 96.77 Average: all 16.07 0.05 1.26 0.61 0.06 81.95 Average: 0 15.56 0.00 0.84 0.08 0.07 83.45 Average: 1 24.63 0.29 1.58 0.86 0.07 72.57 Average: 2 12.61 0.00 1.09 0.63 0.06 85.62 Average: 3 16.24 0.03 1.35 0.49 0.06 81.83 Average: 4 11.08 0.00 1.17 0.96 0.05 86.74 Average: 5 12.04 0.10 1.25 0.88 0.05 85.67 Average: 6 28.51 0.00 1.49 0.52 0.06 69.42 Average: 7 7.84 0.01 1.31 0.44 0.05 90.35