---> uname -a: Linux prd-centos8-docker-8c-8g-7580.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 1055 27287 19 3546 30377 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:d6:ee:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.41/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fed6:ee4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bd:28:dc:40 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:bdff:fe28:dc40/64 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) 10/30/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 168.31 14.71 153.60 3102.43 10563.50 05:14:01 PM 397.52 5.55 391.97 1231.93 14449.93 05:15:01 PM 216.09 2.35 213.75 466.51 41119.21 Average: 260.63 7.54 253.10 1600.31 22044.63 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29188924 31042336 3466788 10.62 2688 2171452 1562636 4.64 155712 2853176 146116 05:14:01 PM 27912944 30168948 4742768 14.52 2688 2565120 2197244 6.52 383204 3861012 183660 05:15:01 PM 28010320 31160980 4645392 14.23 2688 3450248 1451404 4.31 627332 3489088 166368 Average: 28370729 30790755 4284983 13.12 2688 2728940 1737095 5.15 388749 3401092 165381 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 135.34 111.46 1465.33 38.22 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 420.00 349.34 5589.60 49.83 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 543.70 434.17 5949.60 1257.77 0.00 0.00 0.00 0.00 05:15:01 PM docker0 8.48 18.04 0.60 243.95 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 366.34 298.32 4334.78 448.63 0.00 0.00 0.00 0.00 Average: docker0 2.83 6.01 0.20 81.32 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) 10/30/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.73 0.00 1.10 0.69 0.07 86.41 05:13:01 PM 0 10.23 0.00 0.98 0.67 0.07 88.05 05:13:01 PM 1 10.60 0.00 1.19 0.99 0.10 87.13 05:13:01 PM 2 13.58 0.00 1.52 0.35 0.07 84.48 05:13:01 PM 3 18.44 0.00 1.69 0.92 0.08 78.86 05:13:01 PM 4 11.99 0.00 1.20 0.80 0.07 85.94 05:13:01 PM 5 9.24 0.00 0.87 0.58 0.05 89.25 05:13:01 PM 6 3.76 0.00 0.40 0.82 0.08 94.94 05:13:01 PM 7 15.97 0.00 0.98 0.40 0.07 82.57 05:14:01 PM all 27.04 0.00 1.75 1.25 0.11 69.85 05:14:01 PM 0 40.27 0.00 1.29 0.49 0.12 57.84 05:14:01 PM 1 25.63 0.00 2.18 2.22 0.12 69.86 05:14:01 PM 2 22.83 0.00 1.91 1.26 0.10 73.90 05:14:01 PM 3 22.29 0.00 1.73 1.13 0.12 74.73 05:14:01 PM 4 17.00 0.00 2.89 3.46 0.08 76.57 05:14:01 PM 5 34.99 0.00 1.43 0.60 0.12 62.86 05:14:01 PM 6 21.20 0.00 1.53 0.65 0.12 76.50 05:14:01 PM 7 31.90 0.00 1.09 0.18 0.10 66.73 05:15:01 PM all 17.30 0.00 2.95 1.72 0.10 77.92 05:15:01 PM 0 21.57 0.00 2.60 0.27 0.10 75.46 05:15:01 PM 1 18.71 0.00 2.84 1.98 0.10 76.37 05:15:01 PM 2 25.94 0.00 3.39 1.80 0.12 68.76 05:15:01 PM 3 10.52 0.00 2.74 0.39 0.08 86.26 05:15:01 PM 4 7.74 0.00 2.83 2.73 0.12 86.59 05:15:01 PM 5 16.70 0.00 2.67 2.09 0.10 78.44 05:15:01 PM 6 15.81 0.00 3.08 3.25 0.08 77.79 05:15:01 PM 7 21.41 0.00 3.45 1.30 0.10 73.75 Average: all 18.68 0.00 1.93 1.22 0.09 78.08 Average: 0 24.02 0.00 1.62 0.47 0.09 73.79 Average: 1 18.30 0.00 2.07 1.73 0.11 77.80 Average: 2 20.77 0.00 2.27 1.13 0.10 75.73 Average: 3 17.08 0.00 2.05 0.81 0.10 79.96 Average: 4 12.23 0.00 2.30 2.32 0.09 83.06 Average: 5 20.30 0.00 1.65 1.09 0.09 76.87 Average: 6 13.57 0.00 1.67 1.57 0.10 83.09 Average: 7 23.09 0.00 1.84 0.63 0.09 74.36