---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62981 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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: 5600.00 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 8.2G 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 838 5051 4 2351 7103 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:d8:5b:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83401sec preferred_lft 83401sec inet6 fe80::f816:3eff:fed8:5bb9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62981) 10/09/26 _x86_64_ (2 CPU) 00:43:36 LINUX RESTART (2 CPU) 00:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 19.89 1.99 16.21 1.68 163.03 2605.20 479.65 01:10:18 8.89 1.12 7.07 0.69 98.85 1045.41 674.52 01:20:18 1.42 0.00 1.41 0.01 0.01 17.47 0.05 01:30:28 1.66 0.00 1.64 0.01 0.00 20.71 0.22 Average: 7.91 0.78 6.54 0.59 65.17 914.92 289.52 00:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 5238260 7313276 455404 5.60 102920 2134716 959924 10.46 645076 1928072 65704 01:10:18 5038636 7328272 431164 5.30 113768 2330676 980944 10.68 677512 2108016 124 01:20:18 5041248 7331532 427868 5.26 113936 2331156 981096 10.69 678100 2108536 200 01:30:28 5026616 7317380 442004 5.44 114064 2331508 981168 10.69 677888 2109016 124 Average: 5086190 7322615 439110 5.40 111172 2282014 975783 10.63 669644 2063410 16538 00:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.35 1.35 0.08 0.08 0.00 0.00 0.00 0.00 01:00:01 ens3 55.07 35.45 302.56 7.32 0.00 0.00 0.00 0.00 01:10:18 lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 01:10:18 ens3 30.67 20.86 40.85 4.95 0.00 0.00 0.00 0.00 01:20:18 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:18 ens3 2.23 0.37 0.41 0.16 0.00 0.00 0.00 0.00 01:30:28 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:28 ens3 1.68 0.21 0.23 0.07 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 22.30 14.15 84.79 3.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62981) 10/09/26 _x86_64_ (2 CPU) 00:43:36 LINUX RESTART (2 CPU) 00:50:08 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 8.96 0.00 1.50 0.46 0.01 89.06 01:00:01 0 9.70 0.00 1.53 0.27 0.01 88.50 01:00:01 1 8.22 0.00 1.48 0.66 0.01 89.62 01:10:18 all 3.49 0.00 0.79 0.16 0.03 95.54 01:10:18 0 3.94 0.00 0.83 0.22 0.03 94.98 01:10:18 1 3.03 0.00 0.74 0.11 0.02 96.09 01:20:18 all 0.38 0.00 0.15 0.01 0.00 99.46 01:20:18 0 0.29 0.00 0.19 0.01 0.01 99.51 01:20:18 1 0.48 0.00 0.10 0.02 0.00 99.40 01:30:28 all 0.40 0.00 0.23 0.01 0.00 99.35 01:30:28 0 0.31 0.00 0.26 0.01 0.00 99.42 01:30:28 1 0.49 0.00 0.21 0.02 0.00 99.28 Average: all 3.29 0.00 0.66 0.16 0.01 95.88 Average: 0 3.54 0.00 0.70 0.13 0.01 95.63 Average: 1 3.03 0.00 0.63 0.20 0.01 96.13