---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-953 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: 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 8.0G 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 5171 4 2296 7167 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:66:77:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6972sec preferred_lft 6972sec inet6 fe80::f816:3eff:fe66:775c/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-953) 09/08/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.73 0.02 1.71 0.01 0.82 20.62 0.22 00:20:01 1.91 0.11 1.77 0.03 3.05 24.58 297.83 00:30:06 1.78 0.00 1.76 0.02 0.00 19.99 0.41 00:40:01 13.26 1.41 11.16 0.70 103.33 1429.71 191.23 Average: 4.65 0.38 4.08 0.19 26.64 371.54 122.30 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6085436 7500120 308276 3.79 54336 1557052 745720 8.12 487032 1326192 356 00:20:01 6124496 7500168 308120 3.79 54472 1517868 743524 8.10 485540 1286928 124 00:30:06 6121420 7497600 310620 3.82 54616 1518228 743516 8.10 485680 1287432 272 00:40:01 5380444 7355324 416104 5.12 89248 2050700 836440 9.11 604432 1839984 208220 Average: 5927949 7463303 335780 4.13 63168 1660962 767300 8.36 515671 1435134 52243 00:00:06 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 0.20 0.05 0.06 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:01 ens3 0.16 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:06 ens3 0.57 0.16 0.20 0.12 0.00 0.00 0.00 0.00 00:40:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 29.86 22.21 205.70 7.09 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.65 5.58 51.18 1.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-953) 09/08/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.10 0.01 0.00 99.62 00:10:01 0 0.06 0.00 0.13 0.02 0.00 99.79 00:10:01 1 0.47 0.00 0.07 0.00 0.00 99.45 00:20:01 all 0.67 0.00 0.25 0.02 0.00 99.06 00:20:01 0 0.80 0.00 0.23 0.03 0.00 98.94 00:20:01 1 0.54 0.00 0.28 0.01 0.00 99.18 00:30:06 all 0.28 0.00 0.18 0.01 0.00 99.52 00:30:06 0 0.30 0.00 0.16 0.02 0.00 99.52 00:30:06 1 0.27 0.00 0.21 0.00 0.00 99.52 00:40:01 all 5.12 0.00 0.91 0.29 0.01 93.67 00:40:01 0 5.20 0.00 0.89 0.47 0.01 93.43 00:40:01 1 5.04 0.00 0.92 0.12 0.01 93.92 Average: all 1.58 0.00 0.36 0.08 0.00 97.98 Average: 0 1.58 0.00 0.35 0.13 0.00 97.93 Average: 1 1.57 0.00 0.37 0.03 0.00 98.02