---> uname -a: Linux prd-centos8-docker-4c-4g-35342.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1053 10933 19 3775 14360 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:49:62:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fe49:620b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:d8:34:d3 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:a2ff:fed8:34d3/64 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) 08/13/2025 _x86_64_ (4 CPU) 18:00:41 LINUX RESTART (4 CPU) 06:01:01 PM tps rtps wtps bread/s bwrtn/s 06:02:01 PM 235.96 20.62 215.34 5578.78 9004.58 06:03:01 PM 223.83 5.13 218.69 565.54 11901.22 06:04:01 PM 157.91 2.10 155.81 571.90 27780.84 06:05:01 PM 1214.50 95.07 1119.43 1697.43 29423.59 06:06:01 PM 78.02 23.88 54.14 483.65 2689.69 Average: 382.46 29.39 353.07 1769.14 16179.65 06:01:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:02:01 PM 13337884 15099620 2803640 17.37 2688 1976784 1112808 6.47 146380 2301072 166884 06:03:01 PM 11675456 13735632 4466068 27.67 2688 2264672 2453600 14.27 204484 3849432 150508 06:04:01 PM 11264860 14185944 4876664 30.21 2688 3070356 1756264 10.22 366196 3962096 195292 06:05:01 PM 9895308 13342748 6246216 38.70 2688 3441544 1830804 10.65 415592 4918204 6748 06:06:01 PM 11178272 14683136 4963252 30.75 2688 3494056 1189992 6.92 620600 3439448 22600 Average: 11470356 14209416 4671168 28.94 2688 2849482 1668694 9.71 350650 3694050 108406 06:01:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 PM eth0 389.43 227.69 1774.56 70.94 0.00 0.00 0.00 0.00 06:02:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 PM eth0 327.12 247.15 3382.59 44.69 0.00 0.00 0.00 0.00 06:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 PM lo 6.33 6.33 4.50 4.50 0.00 0.00 0.00 0.00 06:04:01 PM eth0 465.91 288.29 3384.66 35.44 0.00 0.00 0.00 0.00 06:04:01 PM docker0 3.40 3.18 4.09 0.45 0.00 0.00 0.00 0.00 06:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 PM eth0 143.62 52.50 775.49 9.17 0.00 0.00 0.00 0.00 06:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 PM eth0 34.91 26.71 59.69 11.44 0.00 0.00 0.00 0.00 06:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.90 0.90 0.00 0.00 0.00 0.00 Average: eth0 271.88 168.31 1875.69 34.24 0.00 0.00 0.00 0.00 Average: docker0 0.68 0.64 0.82 0.09 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) 08/13/2025 _x86_64_ (4 CPU) 18:00:41 LINUX RESTART (4 CPU) 06:01:01 PM CPU %user %nice %system %iowait %steal %idle 06:02:01 PM all 23.44 0.00 3.05 3.26 0.09 70.16 06:02:01 PM 0 13.80 0.00 2.89 1.07 0.08 82.15 06:02:01 PM 1 23.40 0.00 2.44 1.97 0.08 72.11 06:02:01 PM 2 34.50 0.00 3.19 6.97 0.12 55.23 06:02:01 PM 3 22.08 0.00 3.67 3.04 0.08 71.13 06:03:01 PM all 35.60 0.00 2.23 1.99 0.10 60.07 06:03:01 PM 0 36.11 0.00 1.70 1.59 0.12 60.48 06:03:01 PM 1 39.01 0.00 3.48 2.98 0.12 54.41 06:03:01 PM 2 31.71 0.00 2.09 1.89 0.08 64.22 06:03:01 PM 3 35.58 0.00 1.66 1.52 0.10 61.14 06:04:01 PM all 31.68 0.09 5.15 2.88 0.11 60.09 06:04:01 PM 0 32.27 0.15 4.66 1.17 0.12 61.63 06:04:01 PM 1 32.58 0.02 5.21 3.22 0.10 58.87 06:04:01 PM 2 35.46 0.05 5.37 5.03 0.12 53.97 06:04:01 PM 3 26.41 0.15 5.35 2.09 0.10 65.89 06:05:01 PM all 30.46 0.00 7.56 8.89 0.12 52.97 06:05:01 PM 0 19.52 0.00 6.27 6.80 0.10 67.31 06:05:01 PM 1 34.94 0.00 7.94 9.91 0.12 47.09 06:05:01 PM 2 38.47 0.00 6.93 6.76 0.14 47.70 06:05:01 PM 3 28.92 0.00 9.10 12.08 0.12 49.78 06:06:01 PM all 34.13 0.00 2.25 0.49 0.09 63.04 06:06:01 PM 0 24.47 0.00 1.72 0.84 0.08 72.90 06:06:01 PM 1 30.73 0.00 2.47 0.42 0.08 66.29 06:06:01 PM 2 63.78 0.00 3.52 0.53 0.10 32.06 06:06:01 PM 3 17.52 0.00 1.27 0.18 0.08 80.94 Average: all 31.08 0.02 4.04 3.49 0.10 61.26 Average: 0 25.26 0.03 3.44 2.28 0.10 68.88 Average: 1 32.15 0.00 4.31 3.69 0.10 59.75 Average: 2 40.82 0.01 4.22 4.22 0.11 50.62 Average: 3 26.11 0.03 4.20 3.77 0.10 65.79