---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27511 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 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 773 5020 4 2449 7168 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:bf:58:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6863sec preferred_lft 6863sec inet6 fe80::f816:3eff:febf:58f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27511) 06/16/26 _x86_64_ (2 CPU) 00:00:44 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.82 0.02 1.78 0.02 0.88 20.93 0.24 00:20:44 1.94 0.10 1.81 0.03 2.85 24.29 498.58 00:30:14 1.85 0.00 1.83 0.02 0.00 19.91 0.39 00:40:01 25.59 3.05 20.22 2.32 230.42 3495.23 1061.54 00:50:24 1.81 0.00 1.80 0.02 0.00 60.61 1.18 01:00:44 1.92 0.00 1.88 0.04 0.00 102.66 1.54 Average: 5.74 0.52 4.82 0.40 38.23 609.06 262.75 00:00:44 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6117948 7519040 289280 3.56 54388 1542588 530820 5.78 462980 1313564 240 00:20:44 6143584 7506396 301756 3.71 54564 1504052 528056 5.75 461648 1274988 124 00:30:14 6161984 7525344 282776 3.48 54660 1504508 528056 5.75 461820 1275412 260 00:40:01 5130644 7408920 347176 4.27 105344 2324284 626920 6.83 591380 2100736 920 00:50:24 5109740 7400752 355440 4.37 105464 2336988 642964 7.00 600292 2113564 544 01:00:44 5074928 7391700 364396 4.48 105592 2362568 645840 7.03 604016 2139236 1016 Average: 5623138 7458692 323471 3.98 80002 1929165 583776 6.36 530356 1702917 517 00:00:44 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.18 0.06 0.07 0.04 0.00 0.00 0.00 0.00 00:20:44 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:20:44 ens3 0.14 0.05 0.04 0.01 0.00 0.00 0.00 0.00 00:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:14 ens3 0.53 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 67.32 45.94 321.97 11.94 0.00 0.00 0.00 0.00 00:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:24 ens3 37.42 30.94 7.81 4.31 0.00 0.00 0.00 0.00 01:00:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:44 ens3 42.39 41.32 9.64 5.95 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.89 20.00 55.58 3.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27511) 06/16/26 _x86_64_ (2 CPU) 00:00:44 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.24 0.00 0.11 0.01 0.01 99.62 00:10:01 0 0.06 0.00 0.12 0.01 0.01 99.79 00:10:01 1 0.42 0.00 0.10 0.01 0.01 99.46 00:20:44 all 0.63 0.00 0.20 0.01 0.01 99.14 00:20:44 0 0.67 0.00 0.19 0.01 0.01 99.12 00:20:44 1 0.59 0.00 0.22 0.01 0.01 99.16 00:30:14 all 0.29 0.00 0.16 0.01 0.01 99.53 00:30:14 0 0.08 0.00 0.18 0.01 0.01 99.72 00:30:14 1 0.51 0.00 0.14 0.01 0.01 99.34 00:40:01 all 13.37 0.00 1.96 0.54 0.04 84.10 00:40:01 0 9.52 0.00 1.65 0.24 0.04 88.55 00:40:01 1 17.22 0.00 2.26 0.84 0.05 79.64 00:50:24 all 6.07 0.00 0.52 0.10 0.07 93.24 00:50:24 0 7.13 0.00 0.56 0.15 0.07 92.09 00:50:24 1 5.01 0.00 0.47 0.05 0.06 94.40 01:00:44 all 8.20 0.00 0.68 0.03 0.06 91.03 01:00:44 0 9.48 0.00 0.79 0.01 0.06 89.67 01:00:44 1 6.93 0.00 0.56 0.06 0.06 92.39 Average: all 4.83 0.00 0.60 0.12 0.03 94.42 Average: 0 4.55 0.00 0.58 0.07 0.03 94.76 Average: 1 5.11 0.00 0.62 0.16 0.03 94.07