---> uname -a: Linux prd-centos8-docker-4c-4g-12660.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 778 12326 19 2657 14651 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:10:fb:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.48/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe10:fb25/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:4a:81:ab 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) 11/14/2025 _x86_64_ (4 CPU) 13:22:25 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 155.30 7.91 147.39 1197.02 9211.25 01:25:01 PM 197.20 2.65 194.55 498.58 14708.00 01:26:01 PM 21.86 1.00 20.86 31.99 425.58 Average: 124.62 3.83 120.79 572.43 8108.88 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12975648 14831660 3165884 19.61 2688 2065488 1586520 9.23 153864 2627620 155680 01:25:01 PM 11449928 13551608 4691604 29.07 2688 2305932 2696348 15.69 211816 4065332 192 01:26:01 PM 12658408 15025576 3483124 21.58 2688 2570344 1107252 6.44 325668 2746544 261248 Average: 12361328 14469615 3780204 23.42 2688 2313921 1796707 10.45 230449 3146499 139040 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 135.09 96.39 1386.61 29.20 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 10.71 10.71 1.40 1.40 0.00 0.00 0.00 0.00 01:25:01 PM eth0 357.89 233.29 3606.57 44.35 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 25.18 25.18 5.36 5.36 0.00 0.00 0.00 0.00 01:26:01 PM eth0 89.99 65.96 243.08 43.30 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 12.03 12.03 2.26 2.26 0.00 0.00 0.00 0.00 Average: eth0 194.65 132.08 1747.40 39.00 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) 11/14/2025 _x86_64_ (4 CPU) 13:22:25 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.01 0.00 2.10 0.95 0.08 72.86 01:24:01 PM 0 34.62 0.00 3.28 0.75 0.10 61.25 01:24:01 PM 1 13.64 0.00 1.38 1.14 0.07 83.78 01:24:01 PM 2 23.27 0.00 1.84 1.11 0.07 73.72 01:24:01 PM 3 24.50 0.00 1.89 0.80 0.09 72.72 01:25:01 PM all 35.26 0.00 1.79 1.40 0.09 61.47 01:25:01 PM 0 41.13 0.00 0.68 0.20 0.10 57.89 01:25:01 PM 1 34.52 0.00 2.98 3.30 0.10 59.11 01:25:01 PM 2 32.91 0.00 1.24 0.64 0.08 65.13 01:25:01 PM 3 32.46 0.00 2.26 1.47 0.07 63.74 01:26:01 PM all 30.95 0.00 1.72 0.09 0.07 67.18 01:26:01 PM 0 33.32 0.00 1.72 0.05 0.07 64.85 01:26:01 PM 1 28.98 0.00 1.65 0.25 0.08 69.03 01:26:01 PM 2 32.09 0.00 2.34 0.05 0.07 65.46 01:26:01 PM 3 29.40 0.00 1.15 0.00 0.07 69.38 Average: all 30.11 0.00 1.87 0.81 0.08 67.14 Average: 0 36.37 0.00 1.89 0.33 0.09 61.33 Average: 1 25.78 0.00 2.01 1.56 0.08 70.57 Average: 2 29.46 0.00 1.80 0.59 0.07 68.07 Average: 3 28.81 0.00 1.77 0.76 0.07 68.59