---> uname -a: Linux prd-centos8-docker-4c-4g-19822.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 764 12224 19 2774 14664 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:ca:5a:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.206/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feca:5abf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:43:08:5f:c2 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) 02/24/2026 _x86_64_ (4 CPU) 13:22:22 LINUX RESTART (4 CPU) 01:23:03 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 137.11 15.55 121.57 3314.33 10019.51 01:25:01 PM 228.63 5.88 222.75 1041.69 13917.26 01:26:01 PM 16.42 0.47 15.95 15.45 1308.31 01:27:01 PM 57.55 1.43 56.11 91.17 9587.87 Average: 109.68 5.75 103.93 1096.96 8696.02 01:23:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13071496 15016328 3070036 19.02 2688 2155640 1424480 8.29 151572 2542484 122544 01:25:01 PM 11501048 13748268 4640484 28.75 2688 2450588 2395592 13.94 243248 3981020 32724 01:26:01 PM 12127832 14379064 4013700 24.87 2688 2454460 1725148 10.04 252004 3350904 3188 01:27:01 PM 12540680 15046080 3600852 22.31 2688 2706292 1119152 6.51 522164 2664884 16056 Average: 12310264 14547435 3831268 23.74 2688 2441745 1666093 9.69 292247 3134823 43628 01:23:03 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 139.51 91.45 1206.88 20.44 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 3.90 3.90 0.41 0.41 0.00 0.00 0.00 0.00 01:25:01 PM eth0 393.82 274.59 4143.61 52.34 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 25.25 25.25 5.70 5.70 0.00 0.00 0.00 0.00 01:26:01 PM eth0 50.52 31.66 19.41 26.60 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 01:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM eth0 69.94 74.36 278.76 931.11 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.35 7.35 1.54 1.54 0.00 0.00 0.00 0.00 Average: eth0 163.63 118.22 1413.61 259.60 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) 02/24/2026 _x86_64_ (4 CPU) 13:22:22 LINUX RESTART (4 CPU) 01:23:03 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 19.39 0.00 1.94 2.39 0.11 76.17 01:24:01 PM 0 22.93 0.00 1.80 1.30 0.14 73.82 01:24:01 PM 1 21.35 0.00 2.46 2.46 0.10 73.63 01:24:01 PM 2 11.68 0.00 1.46 3.43 0.12 83.31 01:24:01 PM 3 21.55 0.00 2.04 2.39 0.07 73.95 01:25:01 PM all 52.62 0.00 2.60 2.69 0.15 41.94 01:25:01 PM 0 47.58 0.00 3.41 2.24 0.15 46.62 01:25:01 PM 1 43.06 0.00 2.49 4.83 0.17 49.45 01:25:01 PM 2 57.82 0.00 2.71 1.78 0.13 37.56 01:25:01 PM 3 61.99 0.00 1.78 1.93 0.15 34.15 01:26:01 PM all 17.14 0.00 0.87 0.43 0.08 81.48 01:26:01 PM 0 12.94 0.00 1.34 1.29 0.08 84.35 01:26:01 PM 1 14.16 0.00 0.92 0.30 0.08 84.54 01:26:01 PM 2 19.88 0.00 0.84 0.08 0.10 79.10 01:26:01 PM 3 21.60 0.00 0.37 0.05 0.07 77.92 01:27:01 PM all 19.72 0.00 1.94 2.47 0.10 75.77 01:27:01 PM 0 9.13 0.00 1.84 0.67 0.10 88.26 01:27:01 PM 1 13.02 0.00 1.36 1.69 0.08 83.85 01:27:01 PM 2 16.76 0.00 1.99 3.85 0.12 77.28 01:27:01 PM 3 40.00 0.00 2.58 3.67 0.10 53.65 Average: all 27.26 0.00 1.83 1.99 0.11 68.80 Average: 0 23.11 0.00 2.10 1.37 0.12 73.29 Average: 1 22.89 0.00 1.80 2.31 0.11 72.89 Average: 2 26.64 0.00 1.75 2.27 0.12 69.21 Average: 3 36.39 0.00 1.69 2.00 0.10 59.82