---> uname -a: Linux prd-centos8-docker-8c-8g-41388.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 1050 27221 19 3617 30379 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:5a:71:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.170/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe5a:7124/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:78:cb:0e:90 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::42:78ff:fecb:e90/64 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) 08/27/2025 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 375.99 14.65 361.35 3031.12 11967.98 03:40:01 AM 278.90 6.75 272.15 1266.19 17046.33 03:41:01 AM 183.13 1.88 181.24 435.52 39187.34 Average: 279.33 7.76 271.58 1577.56 22735.11 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28844828 30766592 3810884 11.67 2688 2236796 1887876 5.60 169084 3172728 189864 03:40:01 AM 27387452 29774352 5268260 16.13 2688 2693660 3075808 9.13 403492 4353304 173812 03:41:01 AM 27894452 31125080 4761260 14.58 2688 3526440 1482504 4.40 811136 3402716 154356 Average: 28042244 30555341 4613468 14.13 2688 2818965 2148729 6.38 461237 3642916 172677 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 251.72 215.48 2570.34 53.25 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 529.56 407.53 6626.04 53.18 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 440.06 398.33 4854.03 2349.41 0.00 0.00 0.00 0.00 03:41:01 AM docker0 10.59 11.94 0.60 306.71 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 407.11 340.45 4683.37 818.74 0.00 0.00 0.00 0.00 Average: docker0 3.53 3.98 0.20 102.25 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) 08/27/2025 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.91 0.00 1.35 0.89 0.06 83.79 03:39:01 AM 0 8.91 0.00 1.52 0.97 0.08 88.52 03:39:01 AM 1 6.87 0.00 0.87 0.67 0.07 91.53 03:39:01 AM 2 31.01 0.00 3.23 1.19 0.07 64.51 03:39:01 AM 3 12.71 0.00 0.97 1.32 0.08 84.92 03:39:01 AM 4 16.47 0.00 1.15 0.52 0.07 81.80 03:39:01 AM 5 12.54 0.00 1.55 1.86 0.03 84.02 03:39:01 AM 6 13.25 0.00 0.64 0.17 0.05 85.90 03:39:01 AM 7 9.52 0.00 0.90 0.45 0.03 89.09 03:40:01 AM all 30.39 0.00 1.66 0.86 0.09 67.00 03:40:01 AM 0 35.86 0.00 1.56 1.07 0.10 61.41 03:40:01 AM 1 31.05 0.00 1.41 0.60 0.10 66.84 03:40:01 AM 2 33.81 0.00 1.17 0.23 0.10 64.69 03:40:01 AM 3 39.01 0.00 2.61 0.85 0.08 57.43 03:40:01 AM 4 25.41 0.00 1.78 0.96 0.08 71.77 03:40:01 AM 5 25.27 0.00 1.56 1.31 0.10 71.77 03:40:01 AM 6 21.14 0.00 1.32 0.75 0.07 76.72 03:40:01 AM 7 31.54 0.00 1.85 1.14 0.08 65.38 03:41:01 AM all 13.93 0.00 3.45 0.70 0.08 81.85 03:41:01 AM 0 11.97 0.00 2.90 0.44 0.07 84.62 03:41:01 AM 1 12.35 0.00 3.08 1.46 0.08 83.02 03:41:01 AM 2 23.34 0.00 4.05 0.77 0.08 71.75 03:41:01 AM 3 13.10 0.00 3.28 1.21 0.08 82.33 03:41:01 AM 4 13.00 0.00 4.05 0.25 0.07 82.63 03:41:01 AM 5 12.67 0.00 3.53 0.30 0.08 83.41 03:41:01 AM 6 15.28 0.00 3.43 0.66 0.08 80.55 03:41:01 AM 7 9.69 0.00 3.26 0.47 0.07 86.51 Average: all 19.41 0.00 2.15 0.82 0.08 77.55 Average: 0 18.90 0.00 1.99 0.83 0.08 78.20 Average: 1 16.75 0.00 1.78 0.91 0.08 80.47 Average: 2 29.39 0.00 2.81 0.73 0.08 66.98 Average: 3 21.60 0.00 2.28 1.13 0.08 74.90 Average: 4 18.29 0.00 2.32 0.58 0.07 78.73 Average: 5 16.83 0.00 2.21 1.16 0.07 79.73 Average: 6 16.56 0.00 1.79 0.52 0.07 81.06 Average: 7 16.91 0.00 2.00 0.69 0.06 80.34