---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29694 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 808 5082 4 2352 7133 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:40:ac:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.166/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7707sec preferred_lft 7707sec inet6 fe80::f816:3eff:fe40:acda/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-29694) 06/24/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.82 0.01 1.79 0.01 0.80 20.79 0.20 00:20:09 1.83 0.11 1.70 0.03 3.05 23.67 529.02 00:30:01 1.75 0.00 1.74 0.02 0.00 19.32 0.35 00:40:09 24.20 2.94 19.04 2.22 221.86 3360.05 885.76 00:50:09 1.82 0.01 1.77 0.04 0.57 73.89 3.72 Average: 6.34 0.62 5.25 0.47 45.77 707.31 285.59 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6111632 7507636 301000 3.70 54112 1538032 537540 5.85 470928 1309096 324 00:20:09 6132560 7490496 318080 3.91 54272 1499752 535300 5.83 469640 1270760 264 00:30:01 6130256 7488612 319928 3.93 54372 1500076 535432 5.83 469680 1271184 124 00:40:09 5139064 7412596 343904 4.23 105108 2319988 587872 6.40 580820 2096584 9320 00:50:09 5049728 7325664 430812 5.30 105248 2322304 667516 7.27 626204 2099040 212 Average: 5712648 7445001 342745 4.21 74622 1836030 572732 6.24 523454 1609333 2049 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.21 0.08 0.07 0.04 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.14 0.06 0.04 0.02 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 0.50 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:09 ens3 62.38 43.23 310.39 11.78 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 12.25 8.34 25.66 1.24 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.23 10.47 67.98 2.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29694) 06/24/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.26 0.00 0.10 0.01 0.04 99.60 00:10:09 0 0.26 0.00 0.10 0.00 0.03 99.60 00:10:09 1 0.25 0.00 0.09 0.01 0.04 99.60 00:20:09 all 0.61 0.00 0.21 0.01 0.04 99.13 00:20:09 0 0.87 0.00 0.20 0.01 0.02 98.90 00:20:09 1 0.35 0.00 0.22 0.02 0.05 99.36 00:30:01 all 0.25 0.00 0.15 0.01 0.04 99.55 00:30:01 0 0.14 0.00 0.14 0.01 0.04 99.67 00:30:01 1 0.37 0.00 0.15 0.01 0.03 99.44 00:40:09 all 11.25 0.00 1.61 0.50 0.05 86.58 00:40:09 0 10.69 0.00 1.54 0.69 0.06 87.02 00:40:09 1 11.82 0.00 1.68 0.32 0.05 86.14 00:50:09 all 0.99 0.00 0.18 0.01 0.09 98.73 00:50:09 0 1.02 0.00 0.18 0.02 0.08 98.70 00:50:09 1 0.96 0.00 0.19 0.01 0.09 98.76 Average: all 2.70 0.00 0.45 0.11 0.05 96.69 Average: 0 2.62 0.00 0.43 0.15 0.05 96.75 Average: 1 2.78 0.00 0.47 0.07 0.05 96.63