---> uname -a: Linux prd-centos8-docker-8c-8g-4591.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: 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): 0-7 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 989 27517 19 3383 30451 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:85:ea:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.62/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fe85:eaf7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:28:15:4d:bf 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) 10/23/2025 _x86_64_ (8 CPU) 03:56:07 LINUX RESTART (8 CPU) 03:57:01 AM tps rtps wtps bread/s bwrtn/s 03:58:01 AM 138.19 14.40 123.79 3200.53 10058.20 03:59:01 AM 284.67 5.12 279.55 814.26 9589.94 04:00:01 AM 86.85 0.68 86.17 63.45 36503.50 Average: 169.90 6.73 163.17 1359.44 18717.72 03:57:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:58:01 AM 29307704 31157416 3348008 10.25 2688 2168280 2026504 6.01 155220 2738292 128856 03:59:01 AM 28198828 31182360 4456884 13.65 2688 3291476 1488320 4.42 556404 3403540 1039488 04:00:01 AM 28202420 31205924 4453292 13.64 2688 3310048 1429740 4.24 733472 3221168 8944 Average: 28569651 31181900 4086061 12.51 2688 2923268 1648188 4.89 481699 3121000 392429 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 103.93 84.24 1151.01 34.85 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 406.20 355.82 4637.36 54.15 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 04:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:01 AM eth0 137.59 181.51 230.89 3778.03 0.00 0.00 0.00 0.00 04:00:01 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 215.90 207.18 2006.28 1289.08 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) 10/23/2025 _x86_64_ (8 CPU) 03:56:07 LINUX RESTART (8 CPU) 03:57:01 AM CPU %user %nice %system %iowait %steal %idle 03:58:01 AM all 9.64 0.00 0.92 1.45 0.25 87.74 03:58:01 AM 0 1.99 0.00 0.33 0.47 0.07 97.15 03:58:01 AM 1 8.46 0.00 1.02 3.56 0.15 86.81 03:58:01 AM 2 12.14 0.00 1.14 1.51 0.12 85.10 03:58:01 AM 3 13.03 0.00 0.81 1.13 1.23 83.80 03:58:01 AM 4 9.02 0.00 0.68 0.37 0.05 89.88 03:58:01 AM 5 7.58 0.00 0.88 0.62 0.10 90.82 03:58:01 AM 6 18.40 0.00 1.97 2.56 0.08 76.99 03:58:01 AM 7 6.48 0.00 0.55 1.37 0.22 91.39 03:59:01 AM all 18.46 0.00 2.64 1.33 0.33 77.25 03:59:01 AM 0 19.13 0.00 0.84 0.16 0.37 79.50 03:59:01 AM 1 11.02 0.00 3.85 0.99 0.16 83.98 03:59:01 AM 2 23.34 0.00 1.05 1.25 0.63 73.72 03:59:01 AM 3 18.83 0.00 2.48 1.41 0.39 76.88 03:59:01 AM 4 15.16 0.00 1.88 1.99 0.23 80.74 03:59:01 AM 5 23.18 0.00 1.70 1.96 0.12 73.04 03:59:01 AM 6 26.39 0.00 5.41 0.67 0.40 67.14 03:59:01 AM 7 10.43 0.00 3.80 2.19 0.29 83.30 04:00:01 AM all 8.50 0.00 0.96 2.69 0.10 87.75 04:00:01 AM 0 3.19 0.00 0.65 0.33 0.07 95.76 04:00:01 AM 1 8.87 0.00 0.97 7.90 0.08 82.18 04:00:01 AM 2 13.43 0.00 1.22 1.12 0.05 84.18 04:00:01 AM 3 6.76 0.00 1.19 0.95 0.08 91.01 04:00:01 AM 4 17.68 0.00 1.23 0.10 0.07 80.91 04:00:01 AM 5 13.99 0.00 1.40 7.89 0.07 76.65 04:00:01 AM 6 1.42 0.00 0.33 1.12 0.25 96.88 04:00:01 AM 7 2.58 0.00 0.69 2.08 0.15 94.50 Average: all 12.14 0.00 1.50 1.82 0.23 84.31 Average: 0 7.91 0.00 0.61 0.32 0.16 91.00 Average: 1 9.43 0.00 1.92 4.19 0.13 84.33 Average: 2 16.31 0.00 1.14 1.29 0.27 80.99 Average: 3 12.85 0.00 1.49 1.16 0.57 83.94 Average: 4 13.94 0.00 1.26 0.80 0.11 83.89 Average: 5 14.76 0.00 1.32 3.52 0.10 80.31 Average: 6 15.39 0.00 2.57 1.45 0.24 80.35 Average: 7 6.50 0.00 1.68 1.88 0.22 89.73