---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60772 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.1G 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 776 5015 4 2453 7165 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:0e:76:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5028sec preferred_lft 5028sec inet6 fe80::f816:3eff:fe0e:7604/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60772) 10/01/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.80 0.01 1.77 0.01 0.81 20.44 424.06 00:20:07 1.90 0.11 1.75 0.04 3.05 24.31 465.16 00:30:01 1.81 0.00 1.79 0.02 0.00 19.96 641.67 00:40:07 19.42 1.64 16.18 1.60 119.29 2508.78 429.78 00:50:07 8.63 1.17 6.78 0.68 102.24 1074.55 311.64 Average: 6.74 0.59 5.68 0.47 45.25 733.57 453.95 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6085916 7496712 311744 3.83 54724 1553020 729804 7.95 477860 1323356 360 00:20:07 6118956 7490184 318200 3.91 54896 1513260 727952 7.93 476616 1283552 144 00:30:01 6129864 7501572 306748 3.77 55040 1513588 727944 7.93 476520 1284024 124 00:40:07 5226440 7354576 407856 5.02 98384 2187384 801716 8.73 566432 1982956 79188 00:50:07 5037000 7373684 381592 4.69 106356 2382016 862520 9.39 613816 2158580 752 Average: 5719635 7443346 345228 4.25 73880 1829854 769987 8.39 522249 1606494 16114 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.51 0.09 0.13 0.07 0.00 0.00 0.00 0.00 00:20:07 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:07 ens3 0.36 0.08 0.08 0.04 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 0.61 0.11 0.15 0.08 0.00 0.00 0.00 0.00 00:40:07 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 00:40:07 ens3 48.06 33.47 287.36 8.29 0.00 0.00 0.00 0.00 00:50:07 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 138.12 115.61 64.14 16.49 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 37.56 29.88 70.85 5.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60772) 10/01/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.25 0.00 0.12 0.01 0.00 99.62 00:10:07 0 0.44 0.00 0.11 0.00 0.00 99.45 00:10:07 1 0.06 0.00 0.13 0.02 0.01 99.79 00:20:07 all 0.64 0.00 0.26 0.01 0.01 99.08 00:20:07 0 0.38 0.00 0.28 0.01 0.01 99.33 00:20:07 1 0.90 0.00 0.24 0.02 0.00 98.83 00:30:01 all 0.27 0.00 0.19 0.01 0.00 99.52 00:30:01 0 0.25 0.00 0.21 0.01 0.01 99.53 00:30:01 1 0.30 0.00 0.18 0.01 0.00 99.52 00:40:07 all 9.11 0.00 1.48 0.39 0.01 89.01 00:40:07 0 6.76 0.00 1.36 0.43 0.01 91.44 00:40:07 1 11.46 0.00 1.61 0.35 0.01 86.58 00:50:07 all 8.34 0.00 2.06 0.15 0.02 89.44 00:50:07 0 9.37 0.00 2.13 0.09 0.02 88.39 00:50:07 1 7.33 0.00 1.99 0.20 0.01 90.47 Average: all 3.72 0.00 0.82 0.11 0.01 95.34 Average: 0 3.42 0.00 0.81 0.11 0.01 95.65 Average: 1 4.02 0.00 0.83 0.12 0.01 95.02