---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61717 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 8.1G 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 840 4984 4 2410 7100 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:79:35:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78052sec preferred_lft 78052sec inet6 fe80::f816:3eff:fe79:354c/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-61717) 10/04/26 _x86_64_ (2 CPU) 00:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.39 0.02 1.35 0.02 0.83 27.99 0.72 00:20:03 1.49 0.11 1.35 0.03 3.48 30.62 6.31 00:30:03 15.80 0.00 1.56 14.24 0.15 37.93 106295.82 00:40:01 1.92 0.32 1.59 0.01 43.25 118.28 0.20 00:50:03 1.28 0.00 1.28 0.00 0.00 25.39 0.00 01:00:03 1.51 0.00 1.49 0.02 0.00 27.68 0.56 01:10:03 1.33 0.01 1.32 0.00 0.11 26.23 0.04 01:20:03 1.35 0.00 1.35 0.00 0.00 29.53 0.00 01:30:03 1.63 0.00 1.59 0.03 0.00 31.31 0.83 01:40:01 1.33 0.00 1.30 0.03 0.00 27.56 0.54 01:50:00 1.46 0.04 1.38 0.04 1.24 39.04 0.57 Average: 2.77 0.05 1.42 1.31 4.45 38.29 9669.33 00:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5193176 7406644 359876 4.43 88552 2285664 673864 7.34 587576 2058600 308 00:20:03 5158524 7376688 389716 4.79 88856 2290012 667248 7.27 590420 2062944 776 00:30:03 5160340 7384304 381968 4.70 89032 2295592 675560 7.36 590596 2068588 264 00:40:01 5108284 7375724 389748 4.79 89404 2338280 877664 9.56 608864 2101412 488 00:50:03 5110860 7381640 383852 4.72 89528 2341428 877748 9.56 608984 2104700 360 01:00:03 5113248 7387072 378232 4.65 89692 2344276 878780 9.57 609728 2107676 400 01:10:03 5083788 7360988 404292 4.97 89820 2347444 878820 9.57 609944 2111004 392 01:20:03 5082336 7363924 401304 4.93 89948 2351644 878900 9.57 610044 2115332 312 01:30:03 5079088 7364676 400432 4.92 90100 2355412 878968 9.57 610232 2119128 392 01:40:01 5078864 7368208 396840 4.88 90324 2358892 878968 9.57 610352 2122832 256 01:50:00 5260260 7362100 411744 5.06 90556 2179088 838652 9.13 641576 1943132 5820 Average: 5129888 7375633 390728 4.80 89619 2317067 818652 8.92 607120 2083213 888 00:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 14.19 12.20 2.83 1.56 0.00 0.00 0.00 0.00 00:20:03 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:03 ens3 8.84 7.96 1.84 1.11 0.00 0.00 0.00 0.00 00:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:03 ens3 11.40 10.12 2.58 1.60 0.00 0.00 0.00 0.00 00:40:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 14.94 13.26 6.49 1.92 0.00 0.00 0.00 0.00 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 13.50 10.06 2.57 1.36 0.00 0.00 0.00 0.00 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 9.28 7.74 1.90 1.07 0.00 0.00 0.00 0.00 01:10:03 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 8.96 6.11 2.16 1.28 0.00 0.00 0.00 0.00 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 19.20 15.65 3.89 2.17 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 15.09 13.60 3.01 1.73 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 14.62 12.91 2.90 1.57 0.00 0.00 0.00 0.00 01:50:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 25.33 19.75 14.23 25.82 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.12 11.76 4.03 3.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61717) 10/04/26 _x86_64_ (2 CPU) 00:00:03 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 2.83 0.00 0.50 0.01 0.01 96.65 00:10:01 0 2.82 0.00 0.48 0.02 0.01 96.68 00:10:01 1 2.84 0.00 0.53 0.01 0.01 96.61 00:20:03 all 2.87 0.00 0.58 0.01 0.01 96.53 00:20:03 0 3.98 0.00 0.70 0.01 0.01 95.30 00:20:03 1 1.76 0.00 0.46 0.02 0.01 97.75 00:30:03 all 3.98 0.00 0.70 0.04 0.01 95.27 00:30:03 0 3.87 0.00 0.66 0.04 0.01 95.41 00:30:03 1 4.08 0.00 0.73 0.05 0.01 95.13 00:40:01 all 3.98 0.00 0.64 0.03 0.01 95.34 00:40:01 0 2.49 0.00 0.53 0.02 0.01 96.95 00:40:01 1 5.47 0.00 0.76 0.04 0.01 93.72 00:50:03 all 2.62 0.00 0.46 0.01 0.01 96.90 00:50:03 0 3.17 0.00 0.47 0.01 0.01 96.34 00:50:03 1 2.06 0.00 0.45 0.02 0.01 97.46 01:00:03 all 2.36 0.00 0.45 0.01 0.01 97.17 01:00:03 0 3.05 0.00 0.55 0.01 0.01 96.38 01:00:03 1 1.67 0.00 0.36 0.01 0.01 97.96 01:10:03 all 3.29 0.00 0.52 0.01 0.01 96.17 01:10:03 0 1.36 0.00 0.28 0.01 0.01 98.35 01:10:03 1 5.23 0.00 0.75 0.02 0.01 93.99 01:20:03 all 3.94 0.00 0.64 0.01 0.01 95.40 01:20:03 0 2.95 0.00 0.53 0.01 0.01 96.51 01:20:03 1 4.94 0.00 0.75 0.01 0.01 94.29 01:30:03 all 3.36 0.00 0.67 0.02 0.01 95.95 01:30:03 0 5.13 0.00 0.91 0.01 0.01 93.94 01:30:03 1 1.59 0.00 0.42 0.02 0.01 97.96 01:40:01 all 2.78 0.00 0.47 0.01 0.01 96.73 01:40:01 0 4.31 0.00 0.63 0.01 0.01 95.04 01:40:01 1 1.26 0.00 0.32 0.01 0.00 98.41 01:50:00 all 4.34 0.00 0.72 0.01 0.01 94.93 01:50:00 0 5.45 0.00 0.76 0.01 0.01 93.78 01:50:00 1 3.22 0.00 0.67 0.01 0.01 96.09 Average: CPU %user %nice %system %iowait %steal %idle Average: all 3.30 0.00 0.58 0.02 0.01 96.10 Average: 0 3.51 0.00 0.59 0.01 0.01 95.88 Average: 1 3.10 0.00 0.56 0.02 0.01 96.31