---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16629 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.2G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 755 4849 4 2637 7186 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:df:3b:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79197sec preferred_lft 79197sec inet6 fe80::f816:3eff:fedf:3bac/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16629) 05/19/26 _x86_64_ (2 CPU) 00:41:47 LINUX RESTART (2 CPU) 00:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 1.59 0.01 1.56 0.02 0.04 18.77 0.69 01:10:06 1.81 0.25 1.53 0.03 31.04 72.91 1.27 01:20:07 1.39 0.01 1.37 0.01 1.06 15.90 0.41 01:30:07 1.58 0.00 1.57 0.02 0.00 18.75 0.25 01:40:07 2.72 1.30 1.42 0.01 95.37 94.93 0.07 01:50:07 34.13 1.72 17.05 15.37 132.35 3068.57 107963.98 02:00:06 1.59 0.00 1.58 0.02 0.00 19.43 0.23 02:10:07 1.35 0.00 1.34 0.00 0.00 139.57 0.65 02:20:06 1.60 0.02 1.57 0.01 0.60 428.14 1.35 02:30:07 1.50 0.00 1.49 0.01 0.00 80.30 0.23 02:40:07 1.29 0.00 1.29 0.00 0.35 15.99 0.00 Average: 4.60 0.30 2.89 1.41 23.70 361.15 9815.36 00:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6223124 7530600 280740 3.45 34740 1470228 537028 5.85 440988 1235312 120 01:10:06 6167624 7501832 309048 3.80 35124 1496224 731844 7.97 461116 1252928 196 01:20:07 6174708 7509756 301096 3.70 35320 1496864 537276 5.85 456528 1253444 240 01:30:07 6172748 7508344 302452 3.72 35500 1497196 537344 5.85 456432 1253964 176 01:40:07 5992784 7409132 397152 4.88 42324 1567516 630240 6.86 572180 1318372 21416 01:50:07 5043504 7223932 538228 6.62 88892 2247208 791488 8.62 745316 2011656 200 02:00:06 4888364 7069324 692692 8.52 89004 2247632 785572 8.56 738444 2012184 300 02:10:07 5014424 7233176 528872 6.50 89132 2285244 810332 8.83 747080 2049932 156 02:20:06 4722896 7067088 692944 8.52 89276 2408836 962708 10.49 899028 2173540 244 02:30:07 4684812 7048432 711224 8.75 89412 2427860 961384 10.47 898712 2192572 260 02:40:07 4505528 6870020 889736 10.94 89548 2428576 1052868 11.47 998328 2193328 328 Average: 5417320 7270149 513108 6.31 65297 1961217 758008 8.26 674014 1722476 2149 00:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.52 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:10:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 0.87 0.26 15.59 0.05 0.00 0.00 0.00 0.00 01:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:07 ens3 0.80 0.26 0.72 0.60 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.29 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 20.16 10.35 51.13 4.24 0.00 0.00 0.00 0.00 01:50:07 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:07 ens3 74.22 58.61 667.24 8.81 0.00 0.00 0.00 0.00 02:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 34.19 32.89 561.55 2.19 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 72.24 69.75 1212.80 4.58 0.00 0.00 0.00 0.00 02:20:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 28.53 27.57 445.37 1.84 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 25.15 23.56 398.55 1.56 0.00 0.00 0.00 0.00 02:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 16.58 15.97 261.06 1.10 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.88 21.76 328.68 2.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16629) 05/19/26 _x86_64_ (2 CPU) 00:41:47 LINUX RESTART (2 CPU) 00:50:07 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.28 0.00 0.16 0.02 0.02 99.52 01:00:07 0 0.46 0.00 0.14 0.01 0.02 99.38 01:00:07 1 0.10 0.00 0.18 0.03 0.02 99.66 01:10:06 all 0.35 0.00 0.10 0.02 0.02 99.50 01:10:06 0 0.53 0.00 0.13 0.03 0.02 99.30 01:10:06 1 0.18 0.00 0.08 0.02 0.02 99.71 01:20:07 all 0.31 0.00 0.07 0.01 0.02 99.58 01:20:07 0 0.43 0.00 0.06 0.01 0.02 99.48 01:20:07 1 0.19 0.00 0.09 0.01 0.02 99.68 01:30:07 all 0.27 0.00 0.16 0.01 0.02 99.54 01:30:07 0 0.06 0.00 0.17 0.02 0.02 99.73 01:30:07 1 0.49 0.00 0.15 0.01 0.01 99.34 01:40:07 all 0.92 0.00 0.19 0.04 0.02 98.83 01:40:07 0 0.96 0.00 0.23 0.05 0.03 98.74 01:40:07 1 0.88 0.00 0.16 0.02 0.02 98.92 01:50:07 all 10.47 0.00 1.68 0.60 0.06 87.19 01:50:07 0 9.15 0.00 1.45 0.65 0.05 88.71 01:50:07 1 11.80 0.00 1.91 0.55 0.07 85.68 02:00:06 all 0.73 0.00 0.41 0.08 0.04 98.74 02:00:06 0 0.72 0.00 0.33 0.04 0.03 98.88 02:00:06 1 0.73 0.00 0.49 0.13 0.04 98.61 02:10:07 all 1.13 0.00 0.57 0.04 0.04 98.22 02:10:07 0 0.59 0.00 0.17 0.04 0.03 99.18 02:10:07 1 1.67 0.00 0.98 0.04 0.05 97.26 02:20:06 all 0.89 0.00 0.23 0.04 0.04 98.80 02:20:06 0 0.93 0.00 0.24 0.05 0.04 98.75 02:20:06 1 0.85 0.00 0.23 0.03 0.04 98.86 02:30:07 all 0.66 0.00 0.33 0.02 0.04 98.94 02:30:07 0 0.71 0.00 0.41 0.02 0.05 98.82 02:30:07 1 0.62 0.00 0.26 0.02 0.04 99.06 02:40:07 all 0.97 0.00 0.23 0.01 0.04 98.75 02:40:07 0 0.45 0.00 0.17 0.03 0.04 99.32 02:40:07 1 1.49 0.00 0.29 0.00 0.04 98.19 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.54 0.00 0.38 0.08 0.03 97.97 Average: 0 1.36 0.00 0.32 0.08 0.03 98.21 Average: 1 1.73 0.00 0.44 0.08 0.03 97.73