---> uname -a: Linux prd-centos8-docker-8c-8g-20615.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1054 27361 19 3473 30379 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:21:00:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.132/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe21:69/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:90:a6:0d 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:ebff:fe90:a60d/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) 12/13/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 191.47 14.43 177.04 3094.97 10733.89 05:14:01 PM 377.97 7.13 370.84 1273.52 13818.50 05:15:01 PM 174.29 0.95 173.34 390.14 40498.95 Average: 247.90 7.50 240.40 1586.23 21684.22 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28940396 30842500 3715316 11.38 2688 2218936 1797768 5.33 160924 3091948 163068 05:14:01 PM 27618756 30002432 5036956 15.42 2688 2691288 2301760 6.83 389548 4140664 286980 05:15:01 PM 28048540 31135732 4607172 14.11 2688 3387124 1494868 4.44 798324 3279064 98064 Average: 28202564 30660221 4453148 13.64 2688 2765783 1864799 5.53 449599 3503892 182704 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 191.60 162.08 2093.66 45.79 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 570.75 471.32 6869.04 59.72 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 359.10 312.35 4003.08 1246.10 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.20 16.86 0.53 244.17 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 373.81 315.24 4321.79 450.56 0.00 0.00 0.00 0.00 Average: docker0 2.40 5.62 0.18 81.40 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) 12/13/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.29 0.00 1.06 0.78 0.05 86.82 05:13:01 PM 0 10.88 0.00 1.15 0.53 0.05 87.38 05:13:01 PM 1 13.39 0.00 0.92 0.38 0.07 85.24 05:13:01 PM 2 6.98 0.00 0.62 0.30 0.07 92.04 05:13:01 PM 3 11.30 0.00 0.82 0.83 0.05 87.00 05:13:01 PM 4 7.73 0.00 0.90 0.53 0.05 90.78 05:13:01 PM 5 19.32 0.00 2.12 1.64 0.03 76.89 05:13:01 PM 6 9.14 0.00 0.90 1.29 0.07 88.60 05:13:01 PM 7 11.55 0.00 1.02 0.72 0.05 86.66 05:14:01 PM all 25.56 0.00 1.72 1.59 0.08 71.06 05:14:01 PM 0 10.75 0.00 1.32 0.54 0.07 87.33 05:14:01 PM 1 28.25 0.00 2.50 2.51 0.08 66.66 05:14:01 PM 2 20.55 0.00 1.81 2.27 0.10 75.27 05:14:01 PM 3 28.73 0.00 1.90 1.51 0.07 67.80 05:14:01 PM 4 27.84 0.00 1.64 1.09 0.07 69.36 05:14:01 PM 5 31.15 0.00 1.34 1.22 0.07 66.23 05:14:01 PM 6 27.50 0.00 1.83 2.28 0.07 68.33 05:14:01 PM 7 29.72 0.00 1.42 1.27 0.08 67.50 05:15:01 PM all 16.15 0.00 2.48 1.88 0.07 79.41 05:15:01 PM 0 10.03 0.00 2.39 0.57 0.08 86.92 05:15:01 PM 1 8.61 0.00 2.47 2.05 0.08 86.79 05:15:01 PM 2 22.58 0.00 2.30 0.87 0.07 74.19 05:15:01 PM 3 15.48 0.00 2.59 0.47 0.07 81.40 05:15:01 PM 4 19.95 0.00 2.38 1.83 0.07 75.77 05:15:01 PM 5 17.44 0.00 2.63 3.19 0.07 76.68 05:15:01 PM 6 15.13 0.00 2.50 3.40 0.07 78.90 05:15:01 PM 7 20.00 0.00 2.60 2.68 0.07 74.66 Average: all 17.66 0.00 1.75 1.41 0.07 79.11 Average: 0 10.55 0.00 1.62 0.55 0.07 87.21 Average: 1 16.75 0.00 1.96 1.65 0.08 79.57 Average: 2 16.69 0.00 1.58 1.15 0.08 80.51 Average: 3 18.49 0.00 1.76 0.94 0.06 78.74 Average: 4 18.50 0.00 1.64 1.15 0.06 78.65 Average: 5 22.63 0.00 2.03 2.01 0.06 73.27 Average: 6 17.25 0.00 1.74 2.32 0.07 78.62 Average: 7 20.41 0.00 1.68 1.56 0.07 76.29