---> uname -a: Linux prd-centos8-docker-4c-4g-15175.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 799 12207 19 2756 14629 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:9e:4b:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.133/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe9e:4bea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:7f:01:31 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) 11/25/2025 _x86_64_ (4 CPU) 13:23:00 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 255.51 22.08 233.43 4037.06 12062.12 01:26:02 PM 37.05 1.11 35.94 81.33 7720.67 01:27:01 PM 56.05 1.19 54.86 83.63 10315.84 Average: 116.50 8.16 108.33 1407.29 10030.15 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 11685124 13882968 4456408 27.61 2688 2401952 2227264 12.96 215180 3829240 218300 01:26:02 PM 11085116 13291724 5056416 31.33 2688 2410516 2700532 15.71 217924 4425112 1568 01:27:01 PM 12483564 14963936 3657968 22.66 2688 2682344 1210844 7.04 525668 2721544 20728 Average: 11751268 14046209 4390264 27.20 2688 2498271 2046213 11.90 319591 3658632 80199 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 6.80 6.80 0.80 0.80 0.00 0.00 0.00 0.00 01:25:01 PM eth0 399.05 274.67 3991.13 73.14 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 19.63 19.63 4.99 4.99 0.00 0.00 0.00 0.00 01:26:02 PM eth0 73.43 41.43 25.38 53.45 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 01:27:01 PM lo 8.10 8.10 0.86 0.86 0.00 0.00 0.00 0.00 01:27:01 PM eth0 127.43 120.38 455.83 1050.63 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 11.53 11.53 2.23 2.23 0.00 0.00 0.00 0.00 Average: eth0 200.31 145.58 1495.76 388.60 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) 11/25/2025 _x86_64_ (4 CPU) 13:23:00 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 44.01 0.00 2.71 1.92 0.11 51.25 01:25:01 PM 0 50.28 0.00 4.85 3.56 0.13 41.17 01:25:01 PM 1 42.10 0.00 1.87 0.72 0.10 55.22 01:25:01 PM 2 42.21 0.00 2.29 2.19 0.10 53.21 01:25:01 PM 3 41.48 0.00 1.82 1.20 0.10 55.40 01:26:02 PM all 16.70 0.00 1.41 0.46 0.07 81.36 01:26:02 PM 0 18.38 0.00 1.67 0.28 0.07 79.60 01:26:02 PM 1 15.25 0.00 1.08 0.97 0.07 82.63 01:26:02 PM 2 14.38 0.00 2.02 0.08 0.07 83.45 01:26:02 PM 3 18.79 0.00 0.88 0.50 0.07 79.76 01:27:01 PM all 28.21 0.00 2.32 0.87 0.08 68.53 01:27:01 PM 0 30.72 0.00 1.37 0.08 0.08 67.74 01:27:01 PM 1 30.21 0.00 2.02 1.10 0.08 66.58 01:27:01 PM 2 15.59 0.00 2.40 0.03 0.07 81.91 01:27:01 PM 3 36.28 0.00 3.48 2.26 0.07 57.92 Average: all 29.63 0.00 2.15 1.08 0.08 67.05 Average: 0 33.12 0.00 2.64 1.32 0.10 62.83 Average: 1 29.18 0.00 1.66 0.93 0.08 68.15 Average: 2 24.09 0.00 2.24 0.77 0.08 72.82 Average: 3 32.14 0.00 2.05 1.32 0.08 64.41