---> uname -a: Linux prd-centos8-docker-4c-4g-5099.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: 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): 0-3 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 757 12244 19 2761 14670 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:67:2b:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.14/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe67:2bcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:2e:c8:c0 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) 02/03/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 187.44 15.14 172.29 3205.06 10172.93 01:25:01 PM 191.90 6.22 185.69 1056.09 14695.15 01:26:01 PM 32.79 1.22 31.58 52.26 748.38 Average: 137.38 7.53 129.85 1437.90 8538.91 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12955652 14919148 3185880 19.74 2688 2171392 1334264 7.76 181276 2617292 152180 01:25:01 PM 11442948 13678200 4698584 29.11 2688 2438108 2629144 15.29 249440 4029152 2388 01:26:01 PM 12565132 15050808 3576400 22.16 2688 2686804 1116316 6.49 516260 2643996 265768 Average: 12321244 14549385 3820288 23.67 2688 2432101 1693241 9.85 315659 3096813 140112 01:23:01 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 144.67 116.41 1554.37 28.51 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 12.95 12.95 3.54 3.54 0.00 0.00 0.00 0.00 01:25:01 PM eth0 345.29 222.46 3739.70 44.20 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 17.06 17.06 2.64 2.64 0.00 0.00 0.00 0.00 01:26:01 PM eth0 89.69 89.99 281.40 944.56 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 10.00 10.00 2.06 2.06 0.00 0.00 0.00 0.00 Average: eth0 193.21 142.95 1858.48 339.07 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) 02/03/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.97 0.00 2.44 1.45 0.12 70.02 01:24:01 PM 0 22.04 0.00 1.64 0.60 0.13 75.58 01:24:01 PM 1 40.25 0.00 4.61 2.61 0.12 52.41 01:24:01 PM 2 17.95 0.00 1.41 1.05 0.12 79.47 01:24:01 PM 3 23.68 0.00 2.11 1.54 0.10 72.57 01:25:01 PM all 49.88 0.00 2.00 1.57 0.11 46.43 01:25:01 PM 0 33.04 0.00 3.15 2.45 0.12 61.25 01:25:01 PM 1 57.16 0.00 2.06 2.35 0.12 38.31 01:25:01 PM 2 63.11 0.00 0.80 0.37 0.08 35.64 01:25:01 PM 3 46.18 0.00 1.99 1.12 0.13 50.57 01:26:01 PM all 16.02 0.00 1.42 0.30 0.08 82.18 01:26:01 PM 0 11.60 0.00 1.72 0.58 0.10 86.00 01:26:01 PM 1 12.91 0.00 0.74 0.44 0.08 85.84 01:26:01 PM 2 24.44 0.00 1.72 0.15 0.08 73.60 01:26:01 PM 3 15.14 0.00 1.49 0.02 0.07 83.29 Average: all 30.62 0.00 1.95 1.11 0.10 66.22 Average: 0 22.21 0.00 2.17 1.21 0.12 74.30 Average: 1 36.77 0.00 2.47 1.80 0.11 58.86 Average: 2 35.17 0.00 1.31 0.52 0.09 62.90 Average: 3 28.32 0.00 1.86 0.89 0.10 68.82