---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47340 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 8.0G 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 793 5054 4 2396 7148 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:89:de:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5789sec preferred_lft 5789sec inet6 fe80::f816:3eff:fe89:de5e/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-47340) 09/05/26 _x86_64_ (2 CPU) 00:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.72 0.02 1.69 0.01 0.86 20.69 0.22 00:20:11 1.70 0.10 1.56 0.03 3.00 22.80 311.41 00:30:01 1.53 0.00 1.49 0.03 0.00 17.56 46.05 00:40:01 10.19 1.34 8.33 0.51 98.23 1073.50 227.45 Average: 3.79 0.37 3.27 0.15 25.63 284.71 148.07 00:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6084812 7499272 308736 3.80 54344 1557032 739096 8.05 475404 1326696 288 00:20:11 6110196 7485248 322740 3.97 54504 1517436 737256 8.03 474364 1287044 232 00:30:01 6125224 7500832 307076 3.78 54632 1517856 737408 8.03 474288 1287464 244 00:40:01 5540088 7340800 440680 5.42 84484 1890416 870320 9.48 637864 1676400 137424 Average: 5965080 7456538 344808 4.24 61991 1620685 771020 8.40 515480 1394401 34547 00:00:11 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 0.43 0.13 0.14 0.08 0.00 0.00 0.00 0.00 00:20:11 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:11 ens3 0.39 0.10 0.10 0.05 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 0.62 0.13 0.17 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 29.08 21.47 171.90 6.38 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.66 5.48 43.25 1.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47340) 09/05/26 _x86_64_ (2 CPU) 00:00:11 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.24 0.00 0.14 0.02 0.00 99.60 00:10:01 0 0.06 0.00 0.15 0.02 0.00 99.77 00:10:01 1 0.43 0.00 0.12 0.02 0.00 99.44 00:20:11 all 0.64 0.00 0.24 0.02 0.00 99.10 00:20:11 0 0.79 0.00 0.21 0.01 0.00 98.98 00:20:11 1 0.49 0.00 0.27 0.02 0.00 99.23 00:30:01 all 0.31 0.00 0.18 0.01 0.00 99.49 00:30:01 0 0.12 0.00 0.19 0.01 0.00 99.67 00:30:01 1 0.50 0.00 0.17 0.01 0.00 99.32 00:40:01 all 4.15 0.00 0.75 0.23 0.01 94.86 00:40:01 0 3.32 0.00 0.62 0.25 0.01 95.81 00:40:01 1 4.98 0.00 0.87 0.22 0.01 93.92 Average: all 1.34 0.00 0.33 0.07 0.00 98.26 Average: 0 1.08 0.00 0.30 0.07 0.00 98.55 Average: 1 1.60 0.00 0.36 0.07 0.00 97.97