---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62118 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 850 4961 4 2437 7091 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:cc:a9:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 2061sec preferred_lft 2061sec inet6 fe80::f816:3eff:fecc:a9e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62118) 10/06/26 _x86_64_ (2 CPU) 00:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 2.04 0.02 2.01 0.01 0.84 23.79 0.24 00:20:04 2.04 0.10 1.91 0.03 3.03 26.53 212.85 00:30:04 1.98 0.00 1.96 0.02 0.00 21.91 20.83 00:40:04 28.32 2.80 22.40 3.12 218.41 3635.12 3630.80 Average: 8.60 0.73 7.07 0.80 55.57 926.84 966.18 00:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 5942272 7413208 388836 4.78 83944 1578232 891960 9.72 573984 1365648 392 00:20:04 5972944 7402400 399596 4.91 84076 1536572 889584 9.69 572948 1323776 268 00:30:04 5981800 7411728 390232 4.80 84204 1536900 889588 9.69 572644 1324236 268 00:40:04 5095332 7264288 494052 6.08 133920 2189480 1001340 10.91 740860 1981432 23464 Average: 5748087 7372906 418179 5.14 96536 1710296 918118 10.00 615109 1498773 6098 00:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:10:04 ens3 0.34 0.11 0.10 0.06 0.00 0.00 0.00 0.00 00:20:04 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:20:04 ens3 0.42 0.27 0.08 1.12 0.00 0.00 0.00 0.00 00:30:04 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:04 ens3 0.44 0.10 0.10 0.05 0.00 0.00 0.00 0.00 00:40:04 lo 1.43 1.43 0.09 0.09 0.00 0.00 0.00 0.00 00:40:04 ens3 82.48 58.36 335.71 13.78 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 20.92 14.71 84.00 3.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62118) 10/06/26 _x86_64_ (2 CPU) 00:00:04 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.28 0.00 0.14 0.03 0.01 99.54 00:10:04 0 0.48 0.00 0.11 0.00 0.01 99.41 00:10:04 1 0.08 0.00 0.18 0.05 0.01 99.68 00:20:04 all 0.54 0.00 0.27 0.02 0.00 99.18 00:20:04 0 0.46 0.00 0.29 0.01 0.01 99.23 00:20:04 1 0.61 0.00 0.24 0.03 0.00 99.12 00:30:04 all 0.29 0.00 0.19 0.01 0.01 99.50 00:30:04 0 0.27 0.00 0.19 0.01 0.01 99.52 00:30:04 1 0.31 0.00 0.19 0.01 0.01 99.48 00:40:04 all 13.94 0.00 2.14 0.60 0.02 83.30 00:40:04 0 18.54 0.00 2.37 0.66 0.02 78.42 00:40:04 1 9.35 0.00 1.92 0.54 0.02 88.17 Average: all 3.76 0.00 0.69 0.16 0.01 95.38 Average: 0 4.94 0.00 0.74 0.17 0.01 94.14 Average: 1 2.59 0.00 0.63 0.16 0.01 96.61