---> uname -a: Linux prd-centos8-docker-8c-8g-7822.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 1061 27281 19 3547 30372 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:2f:dc:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.35/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe2f:dcad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:e3:df:22 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::42:69ff:fee3:df22/64 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) 10/31/2025 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 177.56 14.45 163.11 3197.33 11763.71 05:15:01 PM 302.70 4.80 297.90 1165.81 11317.35 05:16:02 PM 220.53 2.30 218.23 392.40 40853.07 Average: 233.59 7.18 226.41 1585.20 21311.93 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29166504 31028712 3489208 10.68 2688 2179816 1761288 5.23 155756 2871924 76904 05:15:01 PM 28024696 30282120 4631016 14.18 2688 2566956 2089148 6.20 383096 3751024 172340 05:16:02 PM 27973616 31118140 4682096 14.34 2688 3444628 1498852 4.45 626064 3527404 149280 Average: 28388272 30809657 4267440 13.07 2688 2730467 1783096 5.29 388305 3383451 132841 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 132.89 113.40 1368.51 37.94 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 433.53 365.86 5557.51 48.76 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 05:16:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:02 PM eth0 524.21 432.07 5959.78 1258.26 0.00 0.00 0.00 0.00 05:16:02 PM docker0 6.41 14.28 0.49 243.68 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 363.54 303.77 4295.20 448.34 0.00 0.00 0.00 0.00 Average: docker0 2.14 4.76 0.16 81.23 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) 10/31/2025 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 9.62 0.00 0.96 3.69 0.13 85.60 05:14:01 PM 0 6.70 0.00 1.07 2.18 0.27 89.78 05:14:01 PM 1 3.62 0.00 0.65 3.42 0.08 92.22 05:14:01 PM 2 11.34 0.00 0.94 3.20 0.33 84.19 05:14:01 PM 3 26.41 0.00 2.15 1.32 0.08 70.03 05:14:01 PM 4 4.98 0.00 0.62 2.71 0.05 91.64 05:14:01 PM 5 6.50 0.00 0.59 4.63 0.05 88.23 05:14:01 PM 6 8.05 0.00 0.74 4.03 0.07 87.12 05:14:01 PM 7 9.47 0.00 0.91 8.38 0.09 81.15 05:15:01 PM all 26.06 0.00 1.57 3.41 0.10 68.85 05:15:01 PM 0 26.83 0.00 1.73 2.15 0.17 69.13 05:15:01 PM 1 31.10 0.00 1.47 2.18 0.10 65.15 05:15:01 PM 2 22.81 0.00 1.43 1.79 0.12 73.86 05:15:01 PM 3 26.94 0.00 1.44 4.53 0.08 67.00 05:15:01 PM 4 30.86 0.00 1.83 3.05 0.12 64.15 05:15:01 PM 5 13.83 0.00 1.38 5.56 0.10 79.13 05:15:01 PM 6 28.71 0.00 1.46 4.72 0.07 65.04 05:15:01 PM 7 27.42 0.00 1.86 3.31 0.08 67.32 05:16:02 PM all 16.12 0.00 2.54 3.55 0.08 77.70 05:16:02 PM 0 19.51 0.00 3.00 2.00 0.08 75.40 05:16:02 PM 1 15.06 0.00 2.92 5.55 0.07 76.40 05:16:02 PM 2 24.11 0.00 2.54 9.09 0.08 64.19 05:16:02 PM 3 13.08 0.00 2.60 6.55 0.08 77.69 05:16:02 PM 4 21.45 0.00 2.70 4.51 0.07 71.27 05:16:02 PM 5 16.59 0.00 2.55 0.27 0.08 80.51 05:16:02 PM 6 11.12 0.00 2.32 0.32 0.10 86.14 05:16:02 PM 7 8.07 0.00 1.73 0.13 0.07 90.00 Average: all 17.31 0.00 1.70 3.55 0.10 77.34 Average: 0 17.66 0.00 1.93 2.11 0.17 78.13 Average: 1 16.58 0.00 1.68 3.72 0.08 77.94 Average: 2 19.62 0.00 1.65 4.73 0.17 73.83 Average: 3 22.15 0.00 2.07 4.13 0.08 71.57 Average: 4 19.09 0.00 1.71 3.42 0.08 75.70 Average: 5 12.30 0.00 1.50 3.49 0.08 82.63 Average: 6 15.94 0.00 1.50 3.02 0.08 79.45 Average: 7 15.14 0.00 1.51 3.83 0.08 79.44