---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11863 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 761 5283 4 2185 7180 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:04:40:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81566sec preferred_lft 81566sec inet6 fe80::f816:3eff:fe04:4017/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11863) 05/08/26 _x86_64_ (2 CPU) 00:36:26 LINUX RESTART (2 CPU) 00:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.20 0.03 1.17 0.00 1.26 14.95 0.12 01:00:12 1.44 0.01 1.43 0.01 0.05 17.44 428.53 01:10:12 13.82 0.00 1.29 12.53 0.15 15.52 109177.16 01:20:01 1.68 0.26 1.40 0.01 32.65 73.60 0.23 01:30:12 1.36 0.00 1.35 0.01 0.00 16.74 427.74 01:40:12 1.25 0.00 1.25 0.00 0.00 14.75 0.00 01:50:01 1.67 0.41 1.24 0.02 16.08 46.83 1.22 Average: 3.21 0.10 1.31 1.80 7.06 28.35 15762.28 00:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6297168 7548364 272328 3.35 30624 1426172 527136 5.74 442392 1187264 128 01:00:12 6292172 7543896 276736 3.40 30804 1426504 527144 5.74 443656 1187776 124 01:10:12 6290160 7542420 278116 3.42 30968 1426876 528796 5.76 445112 1188276 180 01:20:01 6255740 7534960 285188 3.51 31308 1453132 527432 5.74 453564 1205804 140 01:30:12 6258292 7538168 281892 3.47 31500 1453592 527576 5.75 454132 1206320 232 01:40:12 6265880 7546244 273852 3.37 31648 1453920 527576 5.75 454172 1206804 128 01:50:01 6218440 7514036 305788 3.76 31976 1468600 568556 6.19 498852 1220296 336 Average: 6268265 7538298 281986 3.47 31261 1444114 533459 5.81 455983 1200363 181 00:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.13 0.08 0.15 0.05 0.00 0.00 0.00 0.00 01:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:12 ens3 0.48 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:12 ens3 0.42 0.04 0.09 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.62 0.29 3.24 0.07 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.37 0.14 0.08 0.58 0.00 0.00 0.00 0.00 01:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 0.40 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 11.10 5.78 24.21 2.74 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 2.05 0.91 3.93 0.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11863) 05/08/26 _x86_64_ (2 CPU) 00:36:26 LINUX RESTART (2 CPU) 00:40:12 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.29 0.00 0.08 0.01 0.03 99.59 00:50:01 0 0.46 0.00 0.05 0.01 0.02 99.47 00:50:01 1 0.12 0.00 0.11 0.01 0.04 99.72 01:00:12 all 0.33 0.00 0.17 0.01 0.03 99.46 01:00:12 0 0.47 0.00 0.14 0.00 0.03 99.36 01:00:12 1 0.19 0.00 0.19 0.01 0.04 99.56 01:10:12 all 0.27 0.00 0.09 0.03 0.03 99.58 01:10:12 0 0.06 0.00 0.11 0.04 0.04 99.76 01:10:12 1 0.49 0.00 0.06 0.02 0.03 99.40 01:20:01 all 0.37 0.00 0.11 0.04 0.03 99.45 01:20:01 0 0.27 0.00 0.14 0.02 0.04 99.53 01:20:01 1 0.47 0.00 0.08 0.05 0.03 99.37 01:30:12 all 0.29 0.00 0.16 0.01 0.03 99.51 01:30:12 0 0.19 0.00 0.16 0.00 0.04 99.62 01:30:12 1 0.38 0.00 0.16 0.02 0.03 99.41 01:40:12 all 0.25 0.00 0.06 0.01 0.03 99.65 01:40:12 0 0.11 0.00 0.08 0.01 0.04 99.76 01:40:12 1 0.39 0.00 0.05 0.01 0.02 99.54 01:50:01 all 0.52 0.00 0.10 0.01 0.03 99.34 01:50:01 0 0.60 0.00 0.10 0.02 0.02 99.26 01:50:01 1 0.44 0.00 0.11 0.01 0.04 99.41 Average: all 0.33 0.00 0.11 0.02 0.03 99.51 Average: 0 0.31 0.00 0.11 0.02 0.03 99.54 Average: 1 0.35 0.00 0.11 0.02 0.03 99.49