---> uname -a: Linux prd-centos8-docker-8c-8g-8321.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 1076 26484 19 4330 30347 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:a9:c2:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.139/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fea9:c267/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1a:73:53:89 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::42:1aff:fe73:5389/64 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) 05/05/2026 _x86_64_ (8 CPU) 09:32:48 LINUX RESTART (8 CPU) 09:33:02 AM tps rtps wtps bread/s bwrtn/s 09:34:01 AM 254.46 20.96 233.51 5330.05 9275.62 09:35:01 AM 324.53 19.70 304.83 7706.85 22783.20 09:36:01 AM 317.63 14.01 303.62 1025.79 32552.03 Average: 299.12 18.21 280.91 4683.84 21604.67 09:33:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:34:01 AM 29471608 31294144 3184104 9.75 2688 2142620 1381040 4.10 144208 2601564 288596 09:35:01 AM 27275512 29718296 5380200 16.48 2688 2753264 2644572 7.85 345064 4538852 83740 09:36:01 AM 26413032 30034556 6242680 19.12 2688 3915004 2715712 8.06 669688 5012480 349768 Average: 27720051 30348999 4935661 15.11 2688 2936963 2247108 6.67 386320 4050965 240701 09:33:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:34:01 AM eth0 469.42 292.75 2511.04 84.70 0.00 0.00 0.00 0.00 09:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:35:01 AM eth0 511.90 396.35 6124.85 59.32 0.00 0.00 0.00 0.00 09:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 AM lo 12.95 12.95 1.36 1.36 0.00 0.00 0.00 0.00 09:36:01 AM eth0 1166.56 355.45 7699.62 43.62 0.00 0.00 0.00 0.00 09:36:01 AM docker0 4.80 5.96 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.34 4.34 0.46 0.46 0.00 0.00 0.00 0.00 Average: eth0 717.33 348.49 5461.35 62.42 0.00 0.00 0.00 0.00 Average: docker0 1.61 2.00 0.22 0.23 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) 05/05/2026 _x86_64_ (8 CPU) 09:32:48 LINUX RESTART (8 CPU) 09:33:02 AM CPU %user %nice %system %iowait %steal %idle 09:34:01 AM all 15.13 0.00 1.95 0.61 0.06 82.25 09:34:01 AM 0 13.98 0.00 1.07 0.37 0.05 84.52 09:34:01 AM 1 15.39 0.00 1.58 0.29 0.07 82.67 09:34:01 AM 2 12.63 0.00 2.81 1.99 0.07 82.50 09:34:01 AM 3 10.10 0.00 1.60 0.17 0.07 88.06 09:34:01 AM 4 22.76 0.00 2.50 1.11 0.05 73.59 09:34:01 AM 5 23.94 0.00 1.85 0.36 0.05 73.80 09:34:01 AM 6 13.77 0.00 2.24 0.46 0.03 83.49 09:34:01 AM 7 8.47 0.00 1.96 0.10 0.05 89.42 09:35:01 AM all 35.42 0.00 1.78 0.98 0.09 61.73 09:35:01 AM 0 25.13 0.00 1.14 0.74 0.08 72.92 09:35:01 AM 1 27.05 0.00 1.74 1.39 0.08 69.72 09:35:01 AM 2 34.13 0.00 1.36 0.42 0.08 64.02 09:35:01 AM 3 51.25 0.00 2.63 1.15 0.08 44.89 09:35:01 AM 4 46.79 0.00 2.73 1.82 0.12 48.54 09:35:01 AM 5 36.21 0.00 1.62 0.67 0.10 61.40 09:35:01 AM 6 31.08 0.00 1.71 0.89 0.08 66.24 09:35:01 AM 7 31.71 0.00 1.34 0.77 0.08 66.10 09:36:01 AM all 20.49 0.51 3.56 0.92 0.09 74.43 09:36:01 AM 0 22.30 0.00 3.49 0.12 0.10 73.99 09:36:01 AM 1 16.52 0.02 3.50 0.88 0.08 79.00 09:36:01 AM 2 18.56 2.09 4.51 1.21 0.08 73.54 09:36:01 AM 3 24.83 0.07 3.03 1.23 0.08 70.76 09:36:01 AM 4 25.40 0.13 3.69 0.05 0.08 70.65 09:36:01 AM 5 14.83 0.02 2.91 0.79 0.07 81.38 09:36:01 AM 6 22.46 0.03 3.83 1.95 0.10 71.62 09:36:01 AM 7 19.05 1.72 3.52 1.15 0.08 74.49 Average: all 23.73 0.17 2.43 0.84 0.08 72.75 Average: 0 20.50 0.00 1.90 0.41 0.08 77.11 Average: 1 19.68 0.01 2.28 0.85 0.08 77.11 Average: 2 21.83 0.70 2.89 1.20 0.08 73.30 Average: 3 28.85 0.02 2.42 0.85 0.08 67.77 Average: 4 31.71 0.04 2.97 0.99 0.08 64.20 Average: 5 25.03 0.01 2.13 0.61 0.07 72.16 Average: 6 22.48 0.01 2.59 1.10 0.07 73.74 Average: 7 19.80 0.57 2.27 0.67 0.07 76.60