---> uname -a: Linux prd-centos8-docker-8c-8g-11950.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: 2800.000 BogoMIPS: 5600.00 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 1066 27274 19 3549 30367 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:18:3e:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe18:3eef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4e:e9:52:59 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::42:4eff:fee9:5259/64 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) 11/11/2025 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 202.03 14.68 187.35 3206.80 10719.83 05:14:01 PM 405.28 4.83 400.45 1166.41 15591.32 05:15:01 PM 182.49 2.25 180.24 390.14 39600.20 Average: 263.27 7.25 256.01 1587.78 21970.45 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28942508 30850136 3713204 11.37 2688 2224152 1792948 5.32 160900 3090884 189000 05:14:01 PM 27738384 30105772 4917328 15.06 2688 2675540 2288912 6.79 385948 4027136 246572 05:15:01 PM 27897852 31043876 4757860 14.57 2688 3446184 1558952 4.63 627648 3601180 149320 Average: 28192915 30666595 4462797 13.67 2688 2781959 1880271 5.58 391499 3573067 194964 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 211.56 176.24 2178.13 42.38 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 541.49 441.85 6597.04 54.89 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 377.54 329.11 4221.10 1247.84 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.95 13.83 0.47 243.71 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 376.86 315.73 4332.09 448.37 0.00 0.00 0.00 0.00 Average: docker0 1.98 4.61 0.16 81.24 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) 11/11/2025 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.81 0.00 1.15 0.71 0.06 85.27 05:13:01 PM 0 8.08 0.00 0.75 0.77 0.07 90.33 05:13:01 PM 1 10.54 0.00 0.84 0.79 0.07 87.77 05:13:01 PM 2 9.14 0.00 0.89 0.40 0.05 89.52 05:13:01 PM 3 12.99 0.00 1.42 1.27 0.05 84.26 05:13:01 PM 4 10.37 0.00 0.92 0.45 0.05 88.21 05:13:01 PM 5 9.08 0.00 1.34 1.25 0.05 88.28 05:13:01 PM 6 20.85 0.00 1.59 0.58 0.07 76.91 05:13:01 PM 7 21.43 0.00 1.47 0.18 0.07 76.85 05:14:01 PM all 26.87 0.00 1.84 1.22 0.09 69.98 05:14:01 PM 0 27.46 0.00 1.78 1.09 0.08 69.59 05:14:01 PM 1 27.03 0.00 2.45 1.79 0.08 68.64 05:14:01 PM 2 19.89 0.00 1.46 0.79 0.08 77.79 05:14:01 PM 3 28.04 0.00 2.97 2.92 0.10 65.97 05:14:01 PM 4 22.87 0.00 2.05 1.58 0.08 73.43 05:14:01 PM 5 16.70 0.00 1.68 0.79 0.08 80.75 05:14:01 PM 6 34.37 0.00 1.36 0.69 0.08 63.50 05:14:01 PM 7 38.58 0.00 1.02 0.10 0.08 60.22 05:15:01 PM all 17.61 0.00 2.87 1.46 0.09 77.97 05:15:01 PM 0 7.10 0.00 2.56 1.81 0.07 88.46 05:15:01 PM 1 16.98 0.00 3.11 1.72 0.20 77.98 05:15:01 PM 2 16.02 0.00 2.57 2.18 0.10 79.13 05:15:01 PM 3 20.36 0.00 2.65 3.07 0.07 73.84 05:15:01 PM 4 23.86 0.00 3.76 1.80 0.08 70.49 05:15:01 PM 5 17.12 0.00 2.77 0.03 0.07 80.01 05:15:01 PM 6 23.16 0.00 2.62 0.57 0.07 73.58 05:15:01 PM 7 16.33 0.00 2.91 0.47 0.07 80.23 Average: all 19.09 0.00 1.95 1.13 0.08 77.75 Average: 0 14.21 0.00 1.70 1.22 0.07 82.80 Average: 1 18.18 0.00 2.13 1.43 0.12 78.14 Average: 2 15.01 0.00 1.64 1.12 0.08 82.15 Average: 3 20.46 0.00 2.35 2.42 0.07 74.70 Average: 4 19.02 0.00 2.24 1.27 0.07 77.39 Average: 5 14.29 0.00 1.93 0.69 0.07 83.02 Average: 6 26.13 0.00 1.85 0.61 0.07 71.33 Average: 7 25.47 0.00 1.80 0.25 0.07 72.41