---> uname -a: Linux prd-centos8-docker-8c-8g-45866.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1003 27514 19 3372 30438 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:c7:34:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.45/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86192sec preferred_lft 86192sec inet6 fe80::f816:3eff:fec7:3460/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:49:67:d6:2b 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) 09/15/2025 _x86_64_ (8 CPU) 03:55:55 LINUX RESTART (8 CPU) 03:57:01 AM tps rtps wtps bread/s bwrtn/s 03:58:01 AM 237.25 15.04 222.21 3718.36 12251.68 03:59:01 AM 211.93 4.82 207.12 178.24 38776.52 Average: 224.59 9.93 214.66 1948.45 25513.00 03:57:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:58:01 AM 28930580 30861464 3725132 11.41 2688 2244688 1690036 5.01 166412 3080460 62352 03:59:01 AM 28188764 31180900 4466948 13.68 2688 3299004 1414792 4.20 731908 3236544 33360 Average: 28559672 31021182 4096040 12.54 2688 2771846 1552414 4.61 449160 3158502 47856 03:57:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 178.12 174.08 1358.16 53.01 0.00 0.00 0.00 0.00 03:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM eth0 429.55 401.08 3958.25 3802.23 0.00 0.00 0.00 0.00 03:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 303.82 287.57 2658.09 1927.46 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) 09/15/2025 _x86_64_ (8 CPU) 03:55:55 LINUX RESTART (8 CPU) 03:57:01 AM CPU %user %nice %system %iowait %steal %idle 03:58:01 AM all 12.97 0.00 1.09 0.82 0.08 85.05 03:58:01 AM 0 15.22 0.00 0.77 0.53 0.08 83.39 03:58:01 AM 1 5.07 0.00 1.09 1.79 0.05 92.01 03:58:01 AM 2 12.93 0.00 1.51 1.17 0.10 84.30 03:58:01 AM 3 13.47 0.00 1.37 0.55 0.07 84.54 03:58:01 AM 4 11.37 0.00 0.80 0.52 0.07 87.24 03:58:01 AM 5 13.23 0.00 1.27 0.79 0.08 84.63 03:58:01 AM 6 22.16 0.00 1.07 0.45 0.08 76.24 03:58:01 AM 7 10.29 0.00 0.85 0.72 0.07 88.07 03:59:01 AM all 14.02 0.00 1.52 1.44 0.09 82.93 03:59:01 AM 0 7.19 0.00 1.25 1.35 0.08 90.12 03:59:01 AM 1 36.64 0.00 1.55 0.77 0.12 60.92 03:59:01 AM 2 11.21 0.00 1.84 2.11 0.08 84.75 03:59:01 AM 3 8.77 0.00 1.35 1.92 0.07 87.88 03:59:01 AM 4 11.19 0.00 2.26 1.56 0.08 84.91 03:59:01 AM 5 16.52 0.00 1.39 0.44 0.08 81.57 03:59:01 AM 6 13.69 0.00 1.61 2.18 0.08 82.45 03:59:01 AM 7 6.93 0.00 0.92 1.19 0.08 90.88 Average: all 13.49 0.00 1.31 1.13 0.08 83.99 Average: 0 11.21 0.00 1.01 0.94 0.08 86.76 Average: 1 20.86 0.00 1.32 1.28 0.08 76.46 Average: 2 12.07 0.00 1.67 1.64 0.09 84.52 Average: 3 11.12 0.00 1.36 1.24 0.07 86.21 Average: 4 11.28 0.00 1.53 1.04 0.08 86.08 Average: 5 14.88 0.00 1.33 0.61 0.08 83.10 Average: 6 17.92 0.00 1.34 1.31 0.08 79.34 Average: 7 8.61 0.00 0.89 0.95 0.08 89.48