---> uname -a: Linux prd-centos8-docker-4c-4g-13577.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 803 12302 19 2656 14626 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:c1:45:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.181/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fec1:455a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:2c:0f:f9 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) 11/18/2025 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:03 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 223.15 2.02 221.13 293.97 10992.38 01:25:01 PM 98.72 2.63 96.08 498.37 11786.70 01:26:01 PM 28.88 1.45 27.43 55.86 667.11 Average: 115.73 2.03 113.69 282.62 7780.11 01:23:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12626396 14672068 3515136 21.78 2688 2251904 1572256 9.15 159232 2959268 283024 01:25:01 PM 11207732 13308632 4933800 30.57 2688 2305204 2918512 16.98 212152 4308512 64 01:26:01 PM 12666204 15043468 3475328 21.53 2688 2579880 1140588 6.64 495996 2568860 289940 Average: 12166777 14341389 3974755 24.62 2688 2378996 1877119 10.92 289127 3278880 191009 01:23:03 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 303.26 215.12 4303.66 39.81 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 13.06 13.06 1.59 1.59 0.00 0.00 0.00 0.00 01:25:01 PM eth0 104.53 62.43 582.56 20.50 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 01:26:01 PM lo 22.91 22.91 5.18 5.18 0.00 0.00 0.00 0.00 01:26:01 PM eth0 143.08 133.59 447.52 1040.67 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 12.13 12.13 2.28 2.28 0.00 0.00 0.00 0.00 Average: eth0 182.28 136.17 1749.62 370.63 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) 11/18/2025 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:03 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.27 0.00 2.32 1.48 0.12 70.81 01:24:01 PM 0 17.47 0.00 1.76 1.75 0.12 78.90 01:24:01 PM 1 18.70 0.00 1.75 1.49 0.12 77.94 01:24:01 PM 2 25.04 0.00 1.92 0.90 0.10 72.03 01:24:01 PM 3 39.85 0.00 3.84 1.78 0.12 54.40 01:25:01 PM all 31.19 0.00 1.26 0.82 0.10 66.63 01:25:01 PM 0 29.52 0.00 1.57 0.33 0.12 68.45 01:25:01 PM 1 33.84 0.00 0.55 0.59 0.10 64.93 01:25:01 PM 2 32.15 0.00 2.09 1.46 0.10 64.21 01:25:01 PM 3 29.24 0.00 0.82 0.90 0.10 68.94 01:26:01 PM all 34.81 0.00 2.40 0.12 0.10 62.58 01:26:01 PM 0 35.60 0.00 2.36 0.03 0.12 61.89 01:26:01 PM 1 32.82 0.00 2.59 0.02 0.10 64.47 01:26:01 PM 2 36.21 0.00 2.27 0.32 0.10 61.09 01:26:01 PM 3 34.60 0.00 2.36 0.10 0.08 62.86 Average: all 30.48 0.00 1.99 0.80 0.11 66.63 Average: 0 27.64 0.00 1.90 0.69 0.12 69.64 Average: 1 28.57 0.00 1.63 0.69 0.11 69.00 Average: 2 31.21 0.00 2.10 0.89 0.10 65.70 Average: 3 34.51 0.00 2.32 0.92 0.10 62.15