---> uname -a: Linux prd-centos8-docker-4c-4g-109.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 9.9G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 773 12303 19 2686 14656 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:18:f7:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.206/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe18:f7fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:be:11:fc 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) 12/16/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 129.87 15.86 114.01 3228.33 8743.53 01:25:01 PM 218.03 6.37 211.66 1081.82 15875.17 01:26:01 PM 32.49 0.55 31.94 21.73 895.63 Average: 126.78 7.55 119.24 1434.09 8503.46 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13003228 14940768 3138304 19.44 2688 2147276 1435192 8.35 152692 2611748 183004 01:25:01 PM 11610968 13826012 4530564 28.07 2688 2418988 2276344 13.24 243948 3872096 8408 01:26:01 PM 12534652 14946544 3606880 22.35 2688 2614752 1170708 6.81 511256 2684840 205448 Average: 12382949 14571108 3758583 23.29 2688 2393672 1627415 9.47 302632 3056228 132287 01:23:02 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 115.93 78.55 1370.97 20.60 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 12.10 12.10 3.46 3.46 0.00 0.00 0.00 0.00 01:25:01 PM eth0 321.11 237.93 3776.54 51.32 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 16.70 16.70 2.60 2.60 0.00 0.00 0.00 0.00 01:26:01 PM eth0 55.89 48.86 271.85 29.18 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 9.65 9.65 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 164.58 122.02 1808.86 33.77 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) 12/16/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 21.40 0.00 1.94 1.76 0.10 74.80 01:24:01 PM 0 20.41 0.00 2.02 0.73 0.12 76.72 01:24:01 PM 1 30.85 0.00 3.04 3.37 0.12 62.63 01:24:01 PM 2 10.95 0.00 1.04 2.00 0.09 85.92 01:24:01 PM 3 23.36 0.00 1.65 0.95 0.09 73.94 01:25:01 PM all 51.93 0.00 2.06 1.42 0.13 44.46 01:25:01 PM 0 60.45 0.00 1.66 0.64 0.13 37.13 01:25:01 PM 1 60.00 0.00 1.91 1.59 0.12 36.39 01:25:01 PM 2 46.40 0.00 2.40 1.54 0.12 49.55 01:25:01 PM 3 40.82 0.00 2.30 1.90 0.15 54.83 01:26:01 PM all 15.10 0.00 1.11 0.18 0.09 83.52 01:26:01 PM 0 13.62 0.00 0.97 0.13 0.08 85.19 01:26:01 PM 1 20.33 0.00 1.49 0.22 0.12 77.85 01:26:01 PM 2 13.66 0.00 1.24 0.22 0.10 84.79 01:26:01 PM 3 12.80 0.00 0.74 0.17 0.07 86.23 Average: all 29.51 0.00 1.70 1.12 0.11 67.57 Average: 0 31.53 0.00 1.54 0.50 0.11 66.31 Average: 1 37.09 0.00 2.14 1.71 0.12 58.94 Average: 2 23.74 0.00 1.56 1.25 0.10 73.35 Average: 3 25.65 0.00 1.56 1.01 0.10 71.68