---> uname -a: Linux prd-centos8-docker-8c-8g-4682.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1084 26426 19 4378 30338 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:9b:e4:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.43/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe9b:e4dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f5:36:6a:bc 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:f5ff:fe36:6abc/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) 03/25/2026 _x86_64_ (8 CPU) 07:31:01 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 236.17 16.76 219.41 3304.50 13077.94 07:34:01 AM 134.36 0.60 133.76 544.62 14278.89 07:35:01 AM 116.08 13.26 102.82 1347.38 29608.65 07:36:01 AM 182.04 5.00 177.04 4585.57 2096.60 07:37:01 AM 31.14 0.07 31.08 50.12 20788.80 07:38:01 AM 23.74 2.52 21.23 97.43 442.42 Average: 120.59 6.37 114.23 1655.07 13381.25 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 28980976 30950492 3674736 11.25 2688 2285424 1681056 4.99 194676 3008720 152288 07:34:01 AM 28290012 30534420 4365700 13.37 2688 2556700 1957504 5.81 215864 3661916 13172 07:35:01 AM 26206520 29335296 6449192 19.75 2688 3424020 3409600 10.12 418892 5470444 32 07:36:01 AM 25696960 29579528 6958752 21.31 2688 4173696 2696456 8.00 737912 5656736 609092 07:37:01 AM 25606508 29499012 7049204 21.59 2688 4183168 2722496 8.08 741956 5738536 1372 07:38:01 AM 27072476 31085024 5583236 17.10 2688 4301196 1498376 4.45 886028 4129880 132884 Average: 26975575 30163962 5680137 17.39 2688 3487367 2327581 6.91 532555 4611039 151473 07:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 243.77 195.85 2667.99 49.37 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 507.83 392.75 4239.51 68.54 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1225.50 340.99 7168.30 33.65 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM vethd7a0825 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM lo 12.94 12.94 1.36 1.36 0.00 0.00 0.00 0.00 07:36:01 AM eth0 187.07 148.31 1313.86 40.96 0.00 0.00 0.00 0.00 07:36:01 AM docker0 4.83 5.86 0.65 0.68 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 135.91 101.07 194.99 25.47 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM eth0 233.46 180.91 135.31 1283.58 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 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 422.23 226.64 2619.90 250.27 0.00 0.00 0.00 0.00 Average: docker0 0.81 0.99 0.11 0.12 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) 03/25/2026 _x86_64_ (8 CPU) 07:31:01 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 14.79 0.00 1.40 1.27 0.07 82.48 07:33:01 AM 0 9.19 0.00 1.37 0.63 0.05 88.76 07:33:01 AM 1 28.33 0.00 2.12 2.02 0.10 67.43 07:33:01 AM 2 12.42 0.00 1.29 2.21 0.07 84.02 07:33:01 AM 3 12.60 0.00 1.14 1.37 0.08 84.81 07:33:01 AM 4 20.36 0.00 1.47 1.10 0.07 77.00 07:33:01 AM 5 12.21 0.00 1.59 1.51 0.05 84.65 07:33:01 AM 6 12.76 0.00 0.94 0.39 0.10 85.81 07:33:01 AM 7 10.44 0.00 1.25 0.90 0.05 87.35 07:34:01 AM all 17.72 0.00 0.87 0.56 0.06 80.79 07:34:01 AM 0 8.64 0.00 0.50 0.05 0.05 90.76 07:34:01 AM 1 32.24 0.00 1.54 1.04 0.07 65.13 07:34:01 AM 2 10.08 0.00 0.62 0.72 0.03 88.55 07:34:01 AM 3 15.96 0.00 0.57 0.43 0.03 83.00 07:34:01 AM 4 31.07 0.00 0.25 0.12 0.07 68.50 07:34:01 AM 5 9.43 0.00 0.75 0.05 0.08 89.68 07:34:01 AM 6 5.77 0.00 1.62 1.09 0.07 91.45 07:34:01 AM 7 28.53 0.00 1.10 0.99 0.08 69.30 07:35:01 AM all 27.90 0.27 2.53 1.92 0.12 67.27 07:35:01 AM 0 22.39 0.00 2.02 0.40 0.12 75.06 07:35:01 AM 1 30.13 0.00 3.08 1.70 0.12 64.97 07:35:01 AM 2 27.32 0.00 2.21 2.96 0.13 67.37 07:35:01 AM 3 26.14 0.00 2.37 0.37 0.10 71.02 07:35:01 AM 4 22.88 0.07 2.45 1.29 0.13 73.17 07:35:01 AM 5 26.18 0.00 2.15 1.51 0.15 70.01 07:35:01 AM 6 27.19 0.00 3.16 4.74 0.10 64.81 07:35:01 AM 7 40.93 2.08 2.76 2.39 0.10 51.74 07:36:01 AM all 19.10 0.07 2.06 0.39 0.07 78.31 07:36:01 AM 0 19.05 0.02 1.71 0.12 0.07 79.04 07:36:01 AM 1 19.41 0.00 2.55 1.41 0.07 76.56 07:36:01 AM 2 29.81 0.03 2.03 0.28 0.08 67.77 07:36:01 AM 3 21.88 0.02 2.28 0.12 0.08 75.63 07:36:01 AM 4 13.77 0.45 2.06 0.64 0.08 83.00 07:36:01 AM 5 23.38 0.00 2.02 0.05 0.07 74.48 07:36:01 AM 6 13.86 0.02 2.11 0.05 0.07 83.89 07:36:01 AM 7 11.64 0.00 1.69 0.47 0.07 86.14 07:37:01 AM all 11.97 0.00 0.41 0.74 0.04 86.84 07:37:01 AM 0 3.20 0.00 0.13 0.00 0.03 96.63 07:37:01 AM 1 7.77 0.00 0.85 0.57 0.03 90.78 07:37:01 AM 2 3.60 0.00 0.23 0.68 0.03 95.45 07:37:01 AM 3 20.75 0.00 0.15 0.00 0.05 79.05 07:37:01 AM 4 3.31 0.00 0.62 4.36 0.03 91.68 07:37:01 AM 5 7.40 0.00 0.12 0.12 0.03 92.33 07:37:01 AM 6 45.15 0.00 1.00 0.20 0.07 53.59 07:37:01 AM 7 4.54 0.00 0.18 0.00 0.03 95.24 07:38:01 AM all 11.20 0.00 0.88 0.08 0.04 87.80 07:38:01 AM 0 3.09 0.00 0.57 0.00 0.03 96.31 07:38:01 AM 1 19.78 0.00 1.69 0.48 0.07 77.99 07:38:01 AM 2 9.55 0.00 0.73 0.07 0.03 89.62 07:38:01 AM 3 2.54 0.00 0.67 0.00 0.02 96.77 07:38:01 AM 4 25.38 0.00 1.39 0.00 0.05 73.18 07:38:01 AM 5 4.48 0.00 0.77 0.03 0.03 94.69 07:38:01 AM 6 19.75 0.00 0.62 0.03 0.05 79.55 07:38:01 AM 7 5.03 0.00 0.60 0.00 0.03 94.34 Average: all 17.10 0.06 1.35 0.83 0.07 80.60 Average: 0 10.90 0.00 1.05 0.20 0.06 87.79 Average: 1 22.93 0.00 1.97 1.20 0.08 73.82 Average: 2 15.44 0.01 1.18 1.15 0.06 82.16 Average: 3 16.64 0.00 1.19 0.38 0.06 81.72 Average: 4 19.46 0.09 1.37 1.25 0.07 77.76 Average: 5 13.84 0.00 1.23 0.54 0.07 84.32 Average: 6 20.76 0.00 1.57 1.08 0.08 76.51 Average: 7 16.83 0.35 1.26 0.79 0.06 80.71