---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57707 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 8.1G 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 762 4977 4 2505 7179 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:cb:68:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 9324sec preferred_lft 9324sec inet6 fe80::f816:3eff:fecb:68c3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57707) 09/24/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.59 0.01 1.56 0.01 0.81 19.07 5.19 00:20:00 1.70 0.11 1.56 0.03 3.05 22.43 262.33 00:30:00 1.68 0.00 1.66 0.02 0.00 19.07 5.35 00:40:00 26.92 2.84 21.85 2.23 222.83 3530.65 1427.90 00:50:00 1.63 0.00 1.61 0.02 0.00 28.05 2.79 01:00:00 1.84 0.00 1.80 0.04 0.00 26.40 3.35 01:10:00 1.68 0.00 1.66 0.02 0.00 130.73 3.07 01:20:00 1.68 0.00 1.66 0.02 0.00 19.68 3.07 01:30:00 1.72 0.00 1.68 0.03 0.00 20.60 4.91 01:40:00 1.57 0.00 1.55 0.02 0.00 22.33 392.21 01:50:00 1.64 0.01 1.59 0.04 0.20 60.21 3.68 02:00:00 1.82 0.00 1.76 0.06 0.00 26.23 3.93 Average: 3.79 0.25 3.33 0.21 18.91 327.12 176.48 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 6104408 7507884 300292 3.69 52216 1548336 742404 8.09 474056 1316108 224 00:20:00 6128852 7497116 310948 3.82 52364 1512928 739884 8.06 472752 1280632 160 00:30:00 6122972 7491708 316400 3.89 52508 1513256 739884 8.06 472744 1281104 184 00:40:00 5025712 7344904 410288 5.05 104884 2366092 864024 9.41 627780 2141132 1092 00:50:00 5010960 7332864 422360 5.19 105000 2368784 886880 9.66 642712 2143924 196 01:00:00 5000452 7324308 430832 5.30 105128 2370584 886888 9.66 642688 2145868 156 01:10:00 4958856 7317136 437816 5.38 105240 2404728 899856 9.80 655088 2180120 184 01:20:00 4960052 7319088 435836 5.36 105356 2405360 899992 9.80 655104 2180872 192 01:30:00 4956212 7315984 438892 5.40 105460 2405992 899992 9.80 655160 2181600 136 01:40:00 4967468 7330232 424632 5.22 105584 2408820 867212 9.45 622276 2184428 1548 01:50:00 4953708 7328288 426416 5.24 105708 2420344 870644 9.48 625896 2196080 128 02:00:00 4923992 7300676 453952 5.58 105836 2422296 894488 9.74 649908 2198156 216 Average: 5259470 7367516 400722 4.93 92107 2178960 849346 9.25 599680 1952502 368 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:00 ens3 0.33 0.08 0.12 0.07 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.20 0.04 0.04 0.02 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.54 0.13 0.17 0.10 0.00 0.00 0.00 0.00 00:40:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 77.28 55.42 352.98 12.46 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 19.64 16.80 277.84 1.82 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 8.61 7.01 61.33 0.82 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 5.78 2.76 37.08 0.40 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 3.03 1.73 0.37 0.24 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 3.35 1.83 8.85 0.93 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 11.29 10.33 120.66 1.38 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 15.59 15.25 217.12 1.60 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 10.54 10.21 139.88 0.96 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 13.01 10.13 101.37 1.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57707) 09/24/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.27 0.00 0.10 0.01 0.00 99.62 00:10:00 0 0.15 0.00 0.12 0.02 0.00 99.71 00:10:00 1 0.39 0.00 0.08 0.01 0.00 99.52 00:20:00 all 0.61 0.00 0.21 0.02 0.00 99.16 00:20:00 0 0.44 0.00 0.22 0.02 0.00 99.31 00:20:00 1 0.78 0.00 0.21 0.01 0.00 99.00 00:30:00 all 0.26 0.00 0.17 0.01 0.00 99.56 00:30:00 0 0.46 0.00 0.16 0.01 0.00 99.37 00:30:00 1 0.06 0.00 0.18 0.01 0.00 99.75 00:40:00 all 11.56 0.00 1.99 0.57 0.01 85.86 00:40:00 0 10.97 0.00 1.88 0.55 0.01 86.59 00:40:00 1 12.16 0.00 2.09 0.60 0.01 85.14 00:50:00 all 1.02 0.00 0.32 0.01 0.00 98.64 00:50:00 0 0.72 0.00 0.18 0.02 0.00 99.09 00:50:00 1 1.33 0.00 0.47 0.01 0.01 98.19 01:00:00 all 0.83 0.00 0.32 0.02 0.01 98.83 01:00:00 0 0.61 0.00 0.27 0.02 0.00 99.09 01:00:00 1 1.06 0.00 0.36 0.02 0.01 98.54 01:10:00 all 0.66 0.00 0.16 0.02 0.02 99.15 01:10:00 0 0.56 0.00 0.16 0.01 0.01 99.26 01:10:00 1 0.76 0.00 0.17 0.02 0.02 99.03 01:20:00 all 0.53 0.00 0.18 0.01 0.00 99.28 01:20:00 0 0.50 0.00 0.24 0.01 0.01 99.25 01:20:00 1 0.56 0.00 0.13 0.01 0.00 99.30 01:30:00 all 0.53 0.00 0.28 0.01 0.01 99.17 01:30:00 0 0.55 0.00 0.32 0.01 0.01 99.12 01:30:00 1 0.51 0.00 0.25 0.01 0.00 99.23 01:40:00 all 1.02 0.00 0.26 0.02 0.00 98.69 01:40:00 0 1.29 0.00 0.21 0.01 0.00 98.48 01:40:00 1 0.75 0.00 0.30 0.03 0.01 98.91 01:50:00 all 1.53 0.00 0.37 0.08 0.01 98.01 01:50:00 0 1.17 0.00 0.46 0.12 0.01 98.24 01:50:00 1 1.88 0.00 0.29 0.04 0.01 97.79 01:50:00 CPU %user %nice %system %iowait %steal %idle 02:00:00 all 0.80 0.00 0.34 0.02 0.00 98.84 02:00:00 0 1.08 0.00 0.38 0.01 0.00 98.53 02:00:00 1 0.53 0.00 0.30 0.02 0.00 99.15 Average: all 1.64 0.00 0.39 0.07 0.01 97.89 Average: 0 1.55 0.00 0.38 0.07 0.01 97.99 Average: 1 1.74 0.00 0.40 0.07 0.01 97.78