---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53425 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: 5599.99 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 7.9G 30G 21% / 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 751 5230 4 2256 7190 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:04:70:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 18667sec preferred_lft 18667sec inet6 fe80::f816:3eff:fe04:70da/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-53425) 03/28/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:06 1.82 0.01 1.79 0.01 0.81 20.76 214.40 00:20:01 1.88 0.11 1.74 0.03 3.08 23.50 744.74 00:30:01 1.79 0.00 1.78 0.01 0.00 19.41 216.53 00:40:06 22.53 2.99 17.33 2.21 223.84 3094.63 504.57 00:50:01 1.74 0.01 1.72 0.02 0.48 29.81 1.09 01:00:01 1.64 0.00 1.61 0.03 0.00 18.59 357.02 01:10:16 1.52 0.00 1.50 0.02 0.00 16.87 1.17 Average: 4.72 0.45 3.93 0.33 32.76 462.68 290.18 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:06 6119356 7510596 298380 3.67 54936 1532560 542980 5.91 477860 1302592 300 00:20:01 6131688 7491076 317832 3.91 55108 1500464 540476 5.89 476476 1270452 156 00:30:01 6147320 7507188 301528 3.71 55252 1500792 540608 5.89 476532 1270924 124 00:40:06 5264756 7448880 312396 3.84 103904 2235844 567008 6.18 559840 2009440 2404 00:50:01 5218224 7403128 358208 4.40 104040 2236536 634780 6.91 601896 2010268 320 01:00:01 5206688 7392216 369032 4.54 104192 2237008 635804 6.93 602056 2010768 264 01:10:16 5213604 7399644 361608 4.45 104324 2237392 635804 6.93 602260 2011284 272 Average: 5614519 7450390 331283 4.07 83108 1925799 585351 6.38 542417 1697961 549 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:06 ens3 0.21 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.23 0.09 0.07 0.04 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.56 0.16 0.18 0.11 0.00 0.00 0.00 0.00 00:40:06 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 54.17 38.45 294.57 10.97 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 4.54 1.19 0.93 0.41 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.76 0.24 0.13 0.05 0.00 0.00 0.00 0.00 01:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:16 ens3 1.74 0.31 6.34 0.06 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.92 5.81 43.41 1.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53425) 03/28/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:06 all 0.20 0.00 0.10 0.01 0.03 99.67 00:10:06 0 0.29 0.00 0.08 0.01 0.02 99.60 00:10:06 1 0.11 0.00 0.12 0.00 0.04 99.74 00:20:01 all 0.63 0.00 0.21 0.01 0.03 99.12 00:20:01 0 0.62 0.00 0.22 0.01 0.03 99.12 00:20:01 1 0.65 0.00 0.20 0.01 0.03 99.11 00:30:01 all 0.26 0.00 0.15 0.01 0.03 99.55 00:30:01 0 0.23 0.00 0.15 0.01 0.04 99.56 00:30:01 1 0.28 0.00 0.15 0.01 0.03 99.54 00:40:06 all 10.42 0.00 1.60 0.47 0.05 87.46 00:40:06 0 10.18 0.00 1.58 0.59 0.05 87.60 00:40:06 1 10.65 0.00 1.63 0.34 0.05 87.32 00:50:01 all 0.41 0.00 0.14 0.01 0.07 99.38 00:50:01 0 0.56 0.00 0.09 0.02 0.04 99.30 00:50:01 1 0.25 0.00 0.18 0.01 0.10 99.46 01:00:01 all 0.40 0.00 0.23 0.01 0.07 99.30 01:00:01 0 0.41 0.00 0.23 0.01 0.06 99.30 01:00:01 1 0.38 0.00 0.22 0.02 0.08 99.30 01:10:16 all 0.38 0.00 0.13 0.01 0.06 99.43 01:10:16 0 0.29 0.00 0.18 0.00 0.09 99.43 01:10:16 1 0.46 0.00 0.07 0.01 0.04 99.42 Average: all 1.82 0.00 0.36 0.08 0.05 97.69 Average: 0 1.80 0.00 0.36 0.09 0.05 97.69 Average: 1 1.83 0.00 0.37 0.06 0.05 97.69