---> uname -a: Linux prd-centos8-docker-8c-8g-2557.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 1067 27162 19 3660 30362 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:98:4c:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.92/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe98:4c46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a0:69:0b:dc 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:a0ff:fe69:bdc/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) 01/01/2026 _x86_64_ (8 CPU) 17:12:01 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 483.82 14.83 468.99 3205.60 14824.06 05:15:01 PM 283.32 6.25 277.07 1306.63 16610.03 05:16:01 PM 152.32 1.53 150.78 410.80 39977.71 Average: 306.48 7.54 298.94 1640.92 23804.43 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28650604 30712652 4005108 12.26 2688 2373120 1820016 5.40 230156 3286488 170016 05:15:01 PM 26977856 29869992 5677856 17.39 2688 3193372 2634972 7.82 513060 4634516 529272 05:16:01 PM 27828408 31112576 4827304 14.78 2688 3579680 1508232 4.47 841348 3437888 32696 Average: 27818956 30565073 4836756 14.81 2688 3048724 1987740 5.90 528188 3786297 243995 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 327.66 295.25 3173.92 65.11 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 674.58 546.05 9838.69 64.37 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 193.84 188.14 445.23 1236.60 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.73 14.93 0.51 244.18 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 398.69 343.15 4486.02 455.38 0.00 0.00 0.00 0.00 Average: docker0 2.24 4.98 0.17 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) 01/01/2026 _x86_64_ (8 CPU) 17:12:01 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 18.29 0.00 1.58 1.24 0.08 78.82 05:14:01 PM 0 8.89 0.00 1.44 1.10 0.08 88.49 05:14:01 PM 1 23.79 0.00 1.42 2.32 0.07 72.40 05:14:01 PM 2 14.01 0.00 1.46 1.51 0.10 82.93 05:14:01 PM 3 32.16 0.00 3.31 2.38 0.10 62.05 05:14:01 PM 4 10.26 0.00 1.17 0.89 0.07 87.61 05:14:01 PM 5 16.90 0.00 0.79 0.30 0.07 81.94 05:14:01 PM 6 19.42 0.00 1.74 0.80 0.08 77.95 05:14:01 PM 7 20.89 0.00 1.29 0.62 0.07 77.14 05:15:01 PM all 31.18 0.00 1.80 0.87 0.09 66.06 05:15:01 PM 0 20.55 0.00 1.36 0.30 0.08 77.70 05:15:01 PM 1 36.50 0.00 2.58 1.63 0.08 59.20 05:15:01 PM 2 26.21 0.00 1.74 0.52 0.08 71.45 05:15:01 PM 3 40.30 0.00 2.60 1.17 0.08 55.85 05:15:01 PM 4 13.79 0.00 1.90 1.93 0.12 82.25 05:15:01 PM 5 29.17 0.00 1.04 0.44 0.10 69.25 05:15:01 PM 6 40.11 0.00 1.47 0.32 0.10 58.00 05:15:01 PM 7 42.72 0.00 1.73 0.65 0.10 54.80 05:16:01 PM all 11.87 0.00 2.35 0.70 0.07 85.00 05:16:01 PM 0 8.91 0.00 2.41 0.17 0.08 88.43 05:16:01 PM 1 18.91 0.00 3.25 1.99 0.08 75.76 05:16:01 PM 2 18.23 0.00 2.52 0.18 0.08 78.98 05:16:01 PM 3 14.55 0.00 2.61 1.81 0.12 80.92 05:16:01 PM 4 5.62 0.00 1.96 0.20 0.05 92.17 05:16:01 PM 5 5.49 0.00 1.59 0.23 0.05 92.63 05:16:01 PM 6 7.77 0.00 2.05 0.74 0.07 89.37 05:16:01 PM 7 15.45 0.00 2.41 0.30 0.05 81.78 Average: all 20.44 0.00 1.91 0.94 0.08 76.63 Average: 0 12.78 0.00 1.74 0.52 0.08 84.88 Average: 1 26.40 0.00 2.42 1.98 0.08 69.13 Average: 2 19.48 0.00 1.90 0.74 0.09 77.78 Average: 3 29.00 0.00 2.84 1.79 0.10 66.28 Average: 4 9.89 0.00 1.68 1.01 0.08 87.35 Average: 5 17.18 0.00 1.14 0.32 0.07 81.28 Average: 6 22.45 0.00 1.75 0.62 0.08 75.09 Average: 7 26.34 0.00 1.81 0.52 0.07 71.26