---> uname -a: Linux prd-centos8-docker-4c-4g-15499.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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 794 11576 19 3391 14622 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:93:d8:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.153/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe93:d8ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:98:ab:f6 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 inet6 fe80::42:3cff:fe98:abf6/64 scope link 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) 11/26/2025 _x86_64_ (4 CPU) 16:04:41 LINUX RESTART (4 CPU) 04:05:01 PM tps rtps wtps bread/s bwrtn/s 04:06:01 PM 252.07 16.96 235.10 3889.77 8043.74 04:07:01 PM 253.77 13.55 240.23 1985.67 12404.58 04:08:01 PM 188.82 5.65 183.17 5744.62 35396.40 Average: 231.55 12.05 219.50 3873.46 18615.25 04:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 PM 13203264 15099924 2938268 18.20 2688 2107096 1387112 8.07 146188 2422784 234752 04:07:01 PM 12358144 14842072 3783388 23.44 2688 2686692 1448940 8.43 380896 2991892 455144 04:08:01 PM 11908624 15022132 4232908 26.22 2688 3304292 1142012 6.64 804548 2974036 7404 Average: 12490011 14988043 3651521 22.62 2688 2699360 1326021 7.71 443877 2796237 232433 04:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 PM eth0 266.21 163.98 1873.98 72.55 0.00 0.00 0.00 0.00 04:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 PM eth0 415.23 340.76 3878.66 55.75 0.00 0.00 0.00 0.00 04:07:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 PM eth0 225.77 174.18 2159.36 1424.06 0.00 0.00 0.00 0.00 04:08:01 PM docker0 93.32 95.22 1409.50 614.63 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 302.40 226.30 2637.26 517.48 0.00 0.00 0.00 0.00 Average: docker0 31.11 31.74 469.86 204.89 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) 11/26/2025 _x86_64_ (4 CPU) 16:04:41 LINUX RESTART (4 CPU) 04:05:01 PM CPU %user %nice %system %iowait %steal %idle 04:06:01 PM all 23.69 0.00 2.56 1.47 0.08 72.20 04:06:01 PM 0 23.89 0.00 2.37 1.02 0.10 72.62 04:06:01 PM 1 34.94 0.00 4.15 3.53 0.07 57.30 04:06:01 PM 2 21.31 0.00 2.21 0.94 0.07 75.48 04:06:01 PM 3 14.62 0.00 1.52 0.38 0.10 83.37 04:07:01 PM all 35.56 0.00 2.26 2.15 0.12 59.91 04:07:01 PM 0 37.75 0.00 1.65 0.99 0.10 59.51 04:07:01 PM 1 34.59 0.00 2.72 2.91 0.10 59.68 04:07:01 PM 2 29.20 0.00 2.71 3.04 0.15 64.89 04:07:01 PM 3 40.68 0.00 1.97 1.67 0.13 55.54 04:08:01 PM all 20.74 0.00 3.78 5.00 0.09 70.38 04:08:01 PM 0 19.79 0.00 3.29 6.04 0.10 70.79 04:08:01 PM 1 22.69 0.00 3.73 8.26 0.10 65.22 04:08:01 PM 2 21.38 0.00 3.82 2.65 0.08 72.07 04:08:01 PM 3 19.12 0.00 4.31 3.08 0.07 73.43 Average: all 26.67 0.00 2.87 2.87 0.10 67.49 Average: 0 27.15 0.00 2.44 2.68 0.10 67.63 Average: 1 30.75 0.00 3.53 4.90 0.09 60.73 Average: 2 23.97 0.00 2.91 2.21 0.10 70.81 Average: 3 24.81 0.00 2.60 1.71 0.10 70.78