---> uname -a: Linux prd-centos8-docker-4c-4g-37.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 9.9G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 805 12273 19 2684 14623 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:e1:44:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.171/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fee1:44b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:81:69:ea 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) 12/18/2025 _x86_64_ (4 CPU) 07:33:56 LINUX RESTART (4 CPU) 07:35:02 AM tps rtps wtps bread/s bwrtn/s 07:36:01 AM 256.95 19.09 237.86 4098.39 12258.56 07:37:01 AM 37.71 1.65 36.06 63.59 7914.35 07:38:01 AM 54.48 1.40 53.08 98.50 7227.14 Average: 115.61 7.32 108.29 1405.43 9116.14 07:35:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:36:01 AM 11986032 14193272 4155500 25.74 2688 2411488 2037084 11.85 224248 3521596 227236 07:37:01 AM 11512128 13724816 4629404 28.68 2688 2416668 2430684 14.14 242716 3972740 888 07:38:01 AM 12585632 14992544 3555900 22.03 2688 2608416 1165732 6.78 515632 2628936 24600 Average: 12027931 14303544 4113601 25.48 2688 2478857 1877833 10.92 327532 3374424 84241 07:35:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 509.54 323.99 4286.08 67.62 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 24.93 24.93 5.06 5.06 0.00 0.00 0.00 0.00 07:37:01 AM eth0 29.31 18.95 11.25 24.95 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM lo 3.67 3.67 0.98 0.98 0.00 0.00 0.00 0.00 07:38:01 AM eth0 63.08 56.08 277.51 20.04 0.00 0.00 0.00 0.00 07:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.58 9.58 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 198.94 131.96 1509.77 37.37 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) 12/18/2025 _x86_64_ (4 CPU) 07:33:56 LINUX RESTART (4 CPU) 07:35:02 AM CPU %user %nice %system %iowait %steal %idle 07:36:01 AM all 40.11 0.00 2.56 1.42 0.11 55.80 07:36:01 AM 0 37.67 0.00 3.01 1.67 0.12 57.53 07:36:01 AM 1 45.10 0.00 2.88 1.84 0.10 50.09 07:36:01 AM 2 43.23 0.00 2.11 1.05 0.12 53.49 07:36:01 AM 3 34.42 0.00 2.26 1.14 0.09 62.10 07:37:01 AM all 25.98 0.00 0.70 0.25 0.07 73.01 07:37:01 AM 0 33.51 0.00 0.22 0.02 0.07 66.19 07:37:01 AM 1 16.36 0.00 1.25 0.55 0.08 81.75 07:37:01 AM 2 21.96 0.00 0.79 0.43 0.07 76.75 07:37:01 AM 3 32.04 0.00 0.53 0.00 0.07 67.36 07:38:01 AM all 22.43 0.00 1.76 0.30 0.07 75.44 07:38:01 AM 0 13.07 0.00 1.59 0.07 0.07 85.22 07:38:01 AM 1 32.71 0.00 2.32 0.55 0.08 64.33 07:38:01 AM 2 26.01 0.00 1.60 0.05 0.05 72.28 07:38:01 AM 3 17.94 0.00 1.52 0.53 0.07 79.94 Average: all 29.44 0.00 1.67 0.65 0.08 68.16 Average: 0 28.02 0.00 1.60 0.58 0.08 69.72 Average: 1 31.31 0.00 2.15 0.97 0.09 65.48 Average: 2 30.33 0.00 1.49 0.51 0.08 67.59 Average: 3 28.10 0.00 1.43 0.55 0.07 69.84