---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31439 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: 5599.94 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 8.0G 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 758 5143 4 2333 7183 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:9a:8d:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83080sec preferred_lft 83080sec inet6 fe80::f816:3eff:fe9a:8dd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31439) 06/29/26 _x86_64_ (2 CPU) 00:47:16 LINUX RESTART (2 CPU) 00:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:03 17.61 1.64 13.91 2.06 127.31 2539.77 1727.26 01:10:03 2.02 0.27 1.71 0.04 32.45 146.22 1.96 01:20:02 1.19 0.00 1.17 0.01 0.01 20.85 0.85 01:30:03 1.55 0.00 1.53 0.02 0.00 25.92 0.87 01:40:03 5.60 0.09 4.35 1.17 6.29 424.68 1865.76 Average: 5.60 0.40 4.54 0.66 33.23 631.94 719.62 00:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:03 5233096 7405188 362248 4.45 85744 2247128 638084 6.95 584224 2017936 2268 01:10:03 5154504 7371568 395260 4.86 86076 2291644 645900 7.04 600532 2053700 280 01:20:02 5161084 7380300 386504 4.75 86264 2293580 662376 7.21 600860 2055824 280 01:30:03 5156860 7378448 388344 4.78 86388 2295768 662296 7.21 600704 2058144 216 01:40:03 5321676 7404604 371648 4.57 88452 2163384 604236 6.58 602352 1926180 11812 Average: 5205444 7388022 380801 4.68 86585 2258301 642578 7.00 597734 2022357 2971 00:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:03 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 01:00:03 ens3 71.61 50.14 159.07 11.24 0.00 0.00 0.00 0.00 01:10:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 51.27 49.90 17.96 4.12 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 13.85 13.16 5.53 1.04 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 13.85 13.54 2.50 1.08 0.00 0.00 0.00 0.00 01:40:03 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 01:40:03 ens3 32.09 27.22 21.58 13.30 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 36.54 30.79 41.35 6.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31439) 06/29/26 _x86_64_ (2 CPU) 00:47:16 LINUX RESTART (2 CPU) 00:50:03 CPU %user %nice %system %iowait %steal %idle 01:00:03 all 9.22 0.00 1.53 3.51 0.05 85.69 01:00:03 0 11.95 0.00 1.93 0.37 0.05 85.70 01:00:03 1 6.50 0.00 1.14 6.64 0.05 85.67 01:10:03 all 6.41 0.00 0.98 0.03 0.07 92.50 01:10:03 0 5.19 0.00 0.87 0.05 0.07 93.82 01:10:03 1 7.62 0.00 1.10 0.01 0.07 91.19 01:20:02 all 1.59 0.00 0.26 0.02 0.05 98.09 01:20:02 0 1.16 0.00 0.21 0.01 0.04 98.57 01:20:02 1 2.02 0.00 0.30 0.03 0.05 97.60 01:30:03 all 1.69 0.00 0.37 0.01 0.05 97.88 01:30:03 0 1.91 0.00 0.38 0.00 0.05 97.66 01:30:03 1 1.47 0.00 0.36 0.02 0.05 98.10 01:40:03 all 6.17 0.00 0.80 0.07 0.05 92.90 01:40:03 0 6.68 0.00 0.85 0.06 0.05 92.36 01:40:03 1 5.67 0.00 0.75 0.08 0.05 93.45 Average: all 5.01 0.00 0.79 0.73 0.05 93.42 Average: 0 5.37 0.00 0.85 0.10 0.05 93.63 Average: 1 4.65 0.00 0.73 1.36 0.05 93.20