---> uname -a: Linux prd-centos8-docker-8c-8g-196.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 987 28174 19 2726 30454 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:c7:00:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.49/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86221sec preferred_lft 86221sec inet6 fe80::f816:3eff:fec7:c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:11:b2:52:f9 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/22/2026 _x86_64_ (8 CPU) 10:56:21 LINUX RESTART (8 CPU) 10:57:01 AM tps rtps wtps bread/s bwrtn/s 10:58:01 AM 200.25 8.02 192.23 1004.25 7231.33 10:59:01 AM 280.27 17.29 262.98 3768.74 17383.71 Average: 240.26 12.66 227.61 2386.61 12307.94 10:57:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:58:01 AM 29450036 31218536 3203336 9.81 2688 2090116 1488928 4.42 151456 2615544 254424 10:59:01 AM 28862028 31193900 3791344 11.61 2688 2641636 1470288 4.36 379660 2920252 286616 Average: 29156032 31206218 3497340 10.71 2688 2365876 1479608 4.39 265558 2767898 270520 10:57:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:58:01 AM eth0 153.11 100.17 1445.86 25.43 0.00 0.00 0.00 0.00 10:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:59:01 AM eth0 496.55 368.11 5819.03 54.56 0.00 0.00 0.00 0.00 10:59:01 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 324.84 234.15 3632.63 40.00 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/22/2026 _x86_64_ (8 CPU) 10:56:21 LINUX RESTART (8 CPU) 10:57:01 AM CPU %user %nice %system %iowait %steal %idle 10:58:01 AM all 9.35 0.00 1.04 0.68 0.05 88.88 10:58:01 AM 0 8.95 0.00 0.95 0.33 0.08 89.68 10:58:01 AM 1 3.79 0.00 0.67 0.45 0.05 95.04 10:58:01 AM 2 4.71 0.00 0.52 0.52 0.03 94.22 10:58:01 AM 3 1.42 0.00 0.35 0.18 0.05 97.99 10:58:01 AM 4 21.15 0.00 1.80 0.92 0.07 76.06 10:58:01 AM 5 23.70 0.00 1.80 0.78 0.05 73.66 10:58:01 AM 6 1.10 0.00 1.34 1.94 0.05 95.57 10:58:01 AM 7 9.94 0.00 0.85 0.32 0.05 88.84 10:59:01 AM all 15.32 0.00 1.57 1.88 0.07 81.16 10:59:01 AM 0 13.08 0.00 1.49 1.57 0.07 83.80 10:59:01 AM 1 24.87 0.00 2.19 3.66 0.10 69.18 10:59:01 AM 2 10.83 0.00 1.27 1.29 0.07 86.54 10:59:01 AM 3 9.38 0.00 1.07 0.87 0.07 88.62 10:59:01 AM 4 25.36 0.00 1.66 3.01 0.07 69.91 10:59:01 AM 5 15.82 0.00 1.94 2.29 0.07 79.89 10:59:01 AM 6 13.56 0.00 1.30 0.38 0.08 84.67 10:59:01 AM 7 9.65 0.00 1.66 1.96 0.07 86.67 Average: all 12.33 0.00 1.30 1.28 0.06 85.02 Average: 0 11.01 0.00 1.22 0.95 0.08 86.74 Average: 1 14.33 0.00 1.43 2.06 0.08 82.11 Average: 2 7.77 0.00 0.89 0.90 0.05 90.38 Average: 3 5.40 0.00 0.71 0.53 0.06 93.31 Average: 4 23.25 0.00 1.73 1.96 0.07 72.99 Average: 5 19.76 0.00 1.87 1.54 0.06 76.77 Average: 6 7.33 0.00 1.32 1.16 0.07 90.12 Average: 7 9.79 0.00 1.25 1.14 0.06 87.76