---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1092 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 8.0G 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 806 5081 4 2351 7135 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:39:a7:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 25027sec preferred_lft 25027sec inet6 fe80::f816:3eff:fe39:a706/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1092) 03/19/26 _x86_64_ (2 CPU) 00:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.59 0.02 1.55 0.03 0.81 19.07 433.54 00:20:01 1.71 0.11 1.58 0.02 3.07 22.12 365.77 00:30:04 1.53 0.00 1.52 0.01 0.00 17.36 430.49 00:40:04 23.02 3.01 17.78 2.23 226.08 3124.61 508.55 00:50:01 1.60 0.00 1.58 0.02 0.00 55.19 1.14 01:00:04 1.78 0.00 1.74 0.04 0.34 100.40 1.79 Average: 5.20 0.52 4.29 0.39 38.38 556.50 290.26 00:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6130472 7517280 292028 3.59 52796 1530136 585196 6.37 479300 1297288 232 00:20:01 6130016 7488036 321196 3.95 52948 1501132 582620 6.35 478392 1268156 128 00:30:04 6138736 7497216 311996 3.84 53076 1501456 582620 6.35 478280 1268608 212 00:40:04 5224272 7404368 357612 4.40 101792 2234024 680212 7.41 604676 2004660 304 00:50:01 5206548 7398100 363888 4.47 101908 2245372 703368 7.66 611280 2016136 540 01:00:04 5171316 7388168 373428 4.59 102000 2270460 698928 7.61 614808 2041196 1624 Average: 5666893 7448861 336691 4.14 77420 1880430 638824 6.96 544456 1649341 507 00:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:04 ens3 0.14 0.03 0.04 0.01 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 0.17 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:04 ens3 0.45 0.11 0.15 0.08 0.00 0.00 0.00 0.00 00:40:04 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:04 ens3 55.75 39.52 294.82 12.36 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 38.43 32.39 7.91 4.11 0.00 0.00 0.00 0.00 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 47.46 46.30 10.28 6.40 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 23.74 19.75 52.21 3.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1092) 03/19/26 _x86_64_ (2 CPU) 00:00:04 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.23 0.00 0.09 0.01 0.04 99.62 00:10:04 0 0.14 0.00 0.12 0.02 0.05 99.68 00:10:04 1 0.33 0.00 0.07 0.01 0.03 99.56 00:20:01 all 0.63 0.00 0.21 0.02 0.04 99.11 00:20:01 0 0.40 0.00 0.21 0.02 0.05 99.32 00:20:01 1 0.85 0.00 0.21 0.02 0.03 98.89 00:30:04 all 0.25 0.00 0.16 0.02 0.04 99.52 00:30:04 0 0.13 0.00 0.16 0.01 0.04 99.65 00:30:04 1 0.38 0.00 0.16 0.03 0.03 99.39 00:40:04 all 10.94 0.00 1.65 1.10 0.07 86.25 00:40:04 0 13.52 0.00 1.83 0.59 0.06 84.00 00:40:04 1 8.35 0.00 1.48 1.60 0.07 88.50 00:50:01 all 5.59 0.00 0.50 0.02 0.09 93.80 00:50:01 0 7.40 0.00 0.53 0.01 0.10 91.96 00:50:01 1 3.77 0.00 0.47 0.03 0.09 95.63 01:00:04 all 8.19 0.00 0.65 0.01 0.11 91.05 01:00:04 0 5.68 0.00 0.60 0.02 0.10 93.60 01:00:04 1 10.70 0.00 0.69 0.01 0.11 88.49 Average: all 4.29 0.00 0.54 0.20 0.06 94.90 Average: 0 4.53 0.00 0.58 0.11 0.07 94.72 Average: 1 4.06 0.00 0.51 0.28 0.06 95.09