---> uname -a: Linux prd-centos8-docker-4c-4g-15410.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: 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): 0-3 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 812 12191 19 2759 14617 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:74:12:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe74:121c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f3:35:9f:8e 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/26/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 229.77 14.98 214.80 3201.33 10872.86 01:25:01 PM 105.00 7.81 97.19 924.28 11768.33 01:26:02 PM 31.74 1.60 30.14 105.83 828.52 Average: 122.17 8.13 114.04 1410.37 7824.11 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12648128 14780880 3493404 21.64 2688 2338860 1378944 8.02 158156 2938164 282796 01:25:01 PM 11646912 13851536 4494620 27.85 2688 2408664 2252652 13.10 215948 3866824 2764 01:26:02 PM 12497720 14978352 3643812 22.57 2688 2682836 1171680 6.82 522100 2710996 289468 Average: 12264253 14536923 3877279 24.02 2688 2476787 1601092 9.31 298735 3171995 191676 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 354.23 252.38 4174.22 42.55 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 12.87 12.87 1.57 1.57 0.00 0.00 0.00 0.00 01:25:01 PM eth0 180.00 100.32 619.49 77.70 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:02 PM lo 22.09 22.09 5.11 5.11 0.00 0.00 0.00 0.00 01:26:02 PM eth0 221.89 167.21 460.09 1060.93 0.00 0.00 0.00 0.00 01:26:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 11.65 11.65 2.23 2.23 0.00 0.00 0.00 0.00 Average: eth0 252.03 173.29 1751.02 393.66 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 11/26/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.44 0.00 2.37 1.20 0.09 72.90 01:24:01 PM 0 26.36 0.00 3.44 1.35 0.10 68.75 01:24:01 PM 1 19.74 0.00 1.94 0.67 0.08 77.57 01:24:01 PM 2 30.04 0.00 2.19 1.24 0.08 66.45 01:24:01 PM 3 17.60 0.00 1.91 1.56 0.08 78.86 01:25:01 PM all 33.52 0.00 1.77 0.59 0.08 64.04 01:25:01 PM 0 34.87 0.00 1.55 0.23 0.08 63.26 01:25:01 PM 1 36.32 0.00 0.83 0.33 0.10 62.41 01:25:01 PM 2 28.78 0.00 2.51 1.17 0.08 67.46 01:25:01 PM 3 34.12 0.00 2.19 0.62 0.07 63.01 01:26:02 PM all 31.97 0.00 2.68 0.09 0.08 65.18 01:26:02 PM 0 32.49 0.00 1.94 0.03 0.08 65.45 01:26:02 PM 1 28.68 0.00 2.07 0.00 0.07 69.18 01:26:02 PM 2 37.18 0.00 2.91 0.08 0.08 59.74 01:26:02 PM 3 29.55 0.00 3.81 0.23 0.07 66.34 Average: all 29.65 0.00 2.27 0.63 0.08 67.37 Average: 0 31.24 0.00 2.31 0.54 0.09 65.82 Average: 1 28.25 0.00 1.61 0.33 0.08 69.72 Average: 2 32.00 0.00 2.54 0.83 0.08 64.55 Average: 3 27.10 0.00 2.63 0.80 0.07 69.40