---> uname -a: Linux prd-centos8-docker-4c-4g-15433.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 813 10964 19 3985 14601 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:29:0a:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.177/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fe29:a99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:da:c2:0c:b7 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:daff:fec2:cb7/64 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) 13:53:34 LINUX RESTART (4 CPU) 01:54:01 PM tps rtps wtps bread/s bwrtn/s 01:55:01 PM 209.60 10.11 199.48 1464.20 7769.57 01:56:01 PM 225.42 16.83 208.60 3641.85 11045.10 01:57:01 PM 151.96 0.92 151.04 293.02 23538.96 01:58:01 PM 139.29 5.35 133.94 5675.71 33257.15 01:59:01 PM 34.36 0.83 33.52 81.44 1115.61 Average: 152.13 6.81 145.32 2231.28 15344.75 01:54:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 PM 13299512 15146584 2842020 17.61 2688 2056372 1057840 6.15 146876 2321428 223492 01:56:01 PM 11727572 13911680 4413960 27.35 2688 2384656 2073700 12.06 214648 3773528 174956 01:57:01 PM 11903980 14980036 4237552 26.25 2688 3267264 1136884 6.61 515092 3270028 401576 01:58:01 PM 11251904 14970520 4889628 30.29 2688 3896012 1319032 7.67 918656 3472932 360 01:59:01 PM 11212352 14934908 4929180 30.54 2688 3897164 1176496 6.84 1327000 3112048 8352 Average: 11879064 14788746 4262468 26.41 2688 3100294 1352790 7.87 624454 3189993 161747 01:54:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM eth0 203.03 125.20 1446.14 48.87 0.00 0.00 0.00 0.00 01:55:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 PM eth0 312.45 270.66 3090.13 54.46 0.00 0.00 0.00 0.00 01:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 PM eth0 228.01 171.82 2972.91 28.27 0.00 0.00 0.00 0.00 01:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM eth0 236.57 184.47 1872.16 1590.30 0.00 0.00 0.00 0.00 01:58:01 PM docker0 133.99 136.57 1582.55 622.65 0.00 0.00 0.00 0.00 01:58:01 PM vethece1010 110.85 107.66 1582.65 14.03 0.00 0.00 0.00 0.13 01:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM eth0 269.63 319.16 62.86 5979.67 0.00 0.00 0.00 0.00 01:59:01 PM docker0 130.41 137.64 2198.99 9.08 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 249.94 214.26 1888.79 1540.32 0.00 0.00 0.00 0.00 Average: docker0 52.88 54.84 756.31 126.35 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) 13:53:34 LINUX RESTART (4 CPU) 01:54:01 PM CPU %user %nice %system %iowait %steal %idle 01:55:01 PM all 20.72 0.00 2.24 2.06 0.08 74.90 01:55:01 PM 0 15.72 0.00 1.99 1.07 0.08 81.14 01:55:01 PM 1 17.19 0.00 1.64 1.96 0.08 79.13 01:55:01 PM 2 29.55 0.00 3.65 3.76 0.08 62.96 01:55:01 PM 3 20.43 0.00 1.69 1.47 0.07 76.35 01:56:01 PM all 44.54 0.00 2.29 3.64 0.11 49.41 01:56:01 PM 0 38.77 0.00 2.68 3.80 0.10 54.66 01:56:01 PM 1 48.70 0.00 1.66 3.06 0.12 46.46 01:56:01 PM 2 43.88 0.00 2.73 4.82 0.12 48.45 01:56:01 PM 3 46.83 0.00 2.11 2.88 0.12 48.07 01:57:01 PM all 46.52 0.00 2.67 5.49 0.10 45.21 01:57:01 PM 0 35.39 0.00 2.29 4.86 0.12 57.35 01:57:01 PM 1 45.96 0.00 1.95 6.00 0.10 45.99 01:57:01 PM 2 59.92 0.00 4.73 3.98 0.12 31.26 01:57:01 PM 3 44.84 0.00 1.70 7.13 0.08 46.24 01:58:01 PM all 13.06 0.00 3.47 5.43 0.07 77.97 01:58:01 PM 0 13.01 0.00 3.93 2.71 0.07 80.28 01:58:01 PM 1 8.29 0.00 3.00 5.55 0.07 83.09 01:58:01 PM 2 10.49 0.00 3.57 7.34 0.07 78.53 01:58:01 PM 3 20.47 0.00 3.39 6.12 0.07 69.95 01:59:01 PM all 20.28 0.00 1.86 0.12 0.07 77.66 01:59:01 PM 0 32.21 0.00 2.25 0.17 0.08 65.29 01:59:01 PM 1 16.22 0.00 1.82 0.10 0.07 81.79 01:59:01 PM 2 26.20 0.00 2.01 0.17 0.07 71.55 01:59:01 PM 3 6.43 0.00 1.37 0.05 0.07 92.07 Average: all 29.03 0.00 2.51 3.35 0.09 65.02 Average: 0 27.02 0.00 2.63 2.52 0.09 67.74 Average: 1 27.28 0.00 2.01 3.33 0.09 67.29 Average: 2 34.03 0.00 3.34 4.01 0.09 58.53 Average: 3 27.81 0.00 2.05 3.53 0.08 66.52