---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29067 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 8.3G 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 766 4807 4 2671 7175 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:7d:be:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82664sec preferred_lft 82664sec inet6 fe80::f816:3eff:fe7d:be19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29067) 06/21/26 _x86_64_ (2 CPU) 01:44:21 LINUX RESTART (2 CPU) 01:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:04 1.58 0.01 1.54 0.03 0.05 21.22 1.33 02:10:01 1.21 0.00 1.19 0.02 0.00 15.65 1.21 02:20:00 1.39 0.00 1.35 0.04 0.01 319.83 2.10 02:30:12 1.64 0.00 1.59 0.05 0.00 238.01 2.08 02:40:01 16.48 14.04 2.34 0.10 185.01 106.26 7.81 Average: 4.41 2.77 1.60 0.05 36.45 141.04 2.89 01:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:04 4965668 7137696 629632 7.74 85832 2246732 862844 9.40 811536 2017544 264 02:10:01 4931164 7103872 663456 8.16 85980 2247260 914652 9.96 844900 2018224 216 02:20:00 4927580 7192988 573408 7.05 86192 2338912 847228 9.23 778788 2110092 124 02:30:12 4767060 7100848 664416 8.17 86392 2406160 936484 10.20 868328 2177540 180 02:40:01 4698728 7115348 640400 7.87 89980 2476820 1105432 12.04 846876 2242384 404 Average: 4858040 7130150 634262 7.80 86875 2343177 933328 10.17 830086 2113157 238 01:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 30.49 26.61 432.08 1.78 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 88.41 81.13 1331.66 5.31 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 34.94 30.92 499.39 2.06 0.00 0.00 0.00 0.00 02:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:12 ens3 33.74 30.77 493.42 2.04 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 6.40 5.62 84.87 0.45 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 38.85 35.06 569.16 2.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29067) 06/21/26 _x86_64_ (2 CPU) 01:44:21 LINUX RESTART (2 CPU) 01:50:10 CPU %user %nice %system %iowait %steal %idle 02:00:04 all 0.59 0.00 0.35 0.01 0.06 98.99 02:00:04 0 0.56 0.00 0.36 0.01 0.06 99.01 02:00:04 1 0.61 0.00 0.35 0.01 0.05 98.98 02:10:01 all 1.08 0.00 0.56 0.02 0.07 98.28 02:10:01 0 1.20 0.00 0.60 0.02 0.09 98.09 02:10:01 1 0.95 0.00 0.53 0.01 0.04 98.47 02:20:00 all 0.77 0.00 0.28 0.02 0.06 98.88 02:20:00 0 1.06 0.00 0.37 0.01 0.07 98.48 02:20:00 1 0.47 0.00 0.19 0.02 0.05 99.27 02:30:12 all 0.74 0.00 0.33 0.02 0.06 98.85 02:30:12 0 0.66 0.00 0.27 0.01 0.06 99.00 02:30:12 1 0.83 0.00 0.38 0.02 0.07 98.71 02:40:01 all 0.53 0.18 0.26 0.16 0.07 98.81 02:40:01 0 0.60 0.01 0.18 0.05 0.06 99.10 02:40:01 1 0.46 0.35 0.35 0.26 0.07 98.51 Average: all 0.74 0.03 0.36 0.04 0.06 98.76 Average: 0 0.82 0.00 0.35 0.02 0.07 98.74 Average: 1 0.66 0.07 0.36 0.06 0.06 98.79