---> uname -a: Linux prd-centos8-docker-8c-8g-19185.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 1067 26536 19 4285 30357 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:04:70:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.193/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe04:70a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:23:fa:b2 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::42:6cff:fe23:fab2/64 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) 12/10/2025 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 189.87 16.73 173.14 3281.19 10379.62 02:31:01 AM 172.31 4.00 168.31 1114.03 14934.74 02:32:01 AM 136.70 15.08 121.62 5541.50 29779.98 Average: 166.29 11.93 154.35 3312.36 18365.86 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29065668 30942612 3590044 10.99 2688 2194076 1666440 4.94 161016 2966428 142056 02:31:01 AM 27292304 29872344 5363408 16.42 2688 2889928 2697848 8.00 301208 4565232 408720 02:32:01 AM 27226840 31117572 5428872 16.62 2688 4182472 1469616 4.36 740928 4128812 716236 Average: 27861604 30644176 4794108 14.68 2688 3088825 1944635 5.77 401051 3886824 422337 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 162.86 135.78 1830.92 40.69 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1421.39 633.91 9920.64 60.30 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.98 11.98 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 468.93 212.83 2759.96 32.01 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.45 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.99 3.99 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 684.41 327.51 4837.23 44.33 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.82 0.20 0.21 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) 12/10/2025 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.16 0.00 1.08 0.66 0.06 86.05 02:30:01 AM 0 2.96 0.00 0.37 0.22 0.08 96.37 02:30:01 AM 1 26.13 0.00 1.69 0.92 0.07 71.19 02:30:01 AM 2 4.35 0.00 0.60 0.28 0.07 94.70 02:30:01 AM 3 9.80 0.00 0.57 0.40 0.05 89.18 02:30:01 AM 4 3.83 0.00 0.62 0.28 0.07 95.20 02:30:01 AM 5 21.01 0.00 1.77 1.10 0.05 76.06 02:30:01 AM 6 11.00 0.00 1.15 0.68 0.03 87.13 02:30:01 AM 7 18.16 0.00 1.84 1.39 0.05 78.56 02:31:01 AM all 27.05 0.00 1.48 0.56 0.10 70.81 02:31:01 AM 0 33.30 0.00 1.76 0.69 0.08 64.17 02:31:01 AM 1 20.20 0.00 1.75 1.53 0.10 76.42 02:31:01 AM 2 28.17 0.00 1.58 0.29 0.10 69.87 02:31:01 AM 3 28.88 0.00 1.68 0.30 0.08 69.06 02:31:01 AM 4 11.52 0.00 1.24 0.99 0.12 86.13 02:31:01 AM 5 37.56 0.00 1.66 0.23 0.07 60.48 02:31:01 AM 6 29.31 0.00 1.04 0.39 0.10 69.16 02:31:01 AM 7 27.41 0.00 1.16 0.08 0.12 71.23 02:32:01 AM all 22.08 0.26 3.57 0.89 0.08 73.12 02:32:01 AM 0 16.03 0.02 4.15 0.37 0.10 79.33 02:32:01 AM 1 19.26 0.03 3.64 1.97 0.10 75.00 02:32:01 AM 2 24.75 1.93 3.75 0.54 0.08 68.94 02:32:01 AM 3 18.80 0.03 3.15 1.21 0.10 76.70 02:32:01 AM 4 25.21 0.00 3.13 1.09 0.07 70.50 02:32:01 AM 5 27.29 0.00 4.09 0.61 0.07 67.96 02:32:01 AM 6 18.97 0.02 3.83 1.06 0.07 76.06 02:32:01 AM 7 26.32 0.07 2.86 0.24 0.07 70.46 Average: all 20.41 0.09 2.04 0.70 0.08 76.67 Average: 0 17.42 0.01 2.09 0.42 0.09 79.98 Average: 1 21.87 0.01 2.35 1.47 0.09 74.20 Average: 2 19.06 0.64 1.97 0.37 0.08 77.87 Average: 3 19.14 0.01 1.79 0.64 0.08 78.34 Average: 4 13.50 0.00 1.66 0.79 0.08 83.96 Average: 5 28.62 0.00 2.50 0.65 0.06 68.17 Average: 6 19.74 0.01 2.01 0.71 0.07 77.47 Average: 7 23.95 0.02 1.95 0.57 0.08 73.43