---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7702 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 8.2G 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 923 4858 4 2455 7018 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:d7:4a:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76517sec preferred_lft 76517sec inet6 fe80::f816:3eff:fed7:4a47/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7702) 09/13/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:20 2.26 0.33 1.91 0.03 42.54 118.22 0.41 00:20:30 1.57 0.11 1.43 0.03 3.44 30.79 13.44 00:30:01 1.56 0.00 1.54 0.02 0.00 47.05 0.42 00:40:13 1.33 0.00 1.33 0.00 0.00 26.85 0.00 00:50:20 1.24 0.00 1.23 0.01 0.00 28.03 0.70 01:00:00 1.58 0.00 1.53 0.05 0.00 29.99 3.96 01:10:10 1.33 0.00 1.30 0.03 0.00 27.78 3.76 01:20:30 1.40 0.00 1.35 0.04 0.00 29.08 5.06 01:30:00 1.47 0.00 1.42 0.05 0.00 29.40 3.71 01:40:13 1.32 0.00 1.28 0.04 0.00 27.82 4.66 01:50:30 1.41 0.00 1.36 0.05 0.00 29.03 6.50 02:00:00 1.75 0.00 1.69 0.06 0.00 33.92 5.07 02:10:20 1.49 0.00 1.45 0.05 0.00 30.40 5.91 Average: 1.52 0.03 1.45 0.03 3.64 37.68 4.14 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:20 5108988 7359172 406572 5.00 88896 2322104 875648 9.54 616248 2084896 160 00:20:30 5088136 7342276 423312 5.21 89196 2325640 874040 9.52 616324 2088524 280 00:30:01 5091692 7354392 411008 5.05 89324 2333940 874076 9.52 616292 2096952 136 00:40:13 5088196 7354568 410760 5.05 89460 2337424 874244 9.52 616672 2100572 188 00:50:20 5089728 7360404 404868 4.98 89600 2341532 874472 9.52 616500 2104820 284 01:00:00 5096852 7371216 393904 4.84 89792 2344976 874464 9.52 616824 2108328 216 01:10:10 5100584 7378988 386108 4.75 90012 2348744 874508 9.53 616872 2112316 340 01:20:30 5094292 7376844 388160 4.77 90232 2352612 874544 9.53 617084 2116404 212 01:30:00 5081384 7367508 397436 4.89 90416 2355940 874552 9.53 616992 2119916 160 01:40:13 5079368 7369496 395384 4.86 90628 2359688 874656 9.53 616920 2123868 268 01:50:30 5082708 7377220 387588 4.77 90824 2363812 874640 9.53 617188 2128068 224 02:00:00 5075268 7373964 390664 4.80 91028 2367720 874708 9.53 617212 2132172 124 02:10:20 5070132 7373332 391068 4.81 91236 2371924 983100 10.71 618480 2136592 196 Average: 5088256 7366106 398987 4.91 90050 2348158 882896 9.62 616893 2111802 214 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:20 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 00:10:20 ens3 11.27 8.40 5.29 1.19 0.00 0.00 0.00 0.00 00:20:30 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:30 ens3 6.57 5.38 1.56 0.99 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 11.16 10.15 2.25 1.50 0.00 0.00 0.00 0.00 00:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:13 ens3 8.55 6.51 1.84 1.99 0.00 0.00 0.00 0.00 00:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:20 ens3 10.63 7.98 2.42 1.47 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 10.05 8.31 1.98 1.16 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 9.38 5.56 24.78 1.01 0.00 0.00 0.00 0.00 01:20:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:30 ens3 9.89 8.20 2.31 1.44 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 7.47 6.42 1.69 1.10 0.00 0.00 0.00 0.00 01:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:13 ens3 6.83 5.78 1.58 1.00 0.00 0.00 0.00 0.00 01:50:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:30 ens3 7.57 6.33 1.88 1.20 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 11.03 9.31 2.56 1.64 0.00 0.00 0.00 0.00 02:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:20 ens3 7.38 6.94 1.91 0.97 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 9.04 7.31 4.03 1.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7702) 09/13/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:20 all 3.11 0.00 0.86 0.03 0.02 96.00 00:10:20 0 1.38 0.00 0.63 0.03 0.01 97.94 00:10:20 1 4.92 0.00 1.09 0.02 0.02 93.94 00:20:30 all 3.21 0.00 0.75 0.01 0.01 96.01 00:20:30 0 4.25 0.00 0.85 0.01 0.01 94.88 00:20:30 1 2.19 0.00 0.66 0.02 0.01 97.14 00:30:01 all 5.34 0.00 1.10 0.01 0.02 93.53 00:30:01 0 3.80 0.00 0.96 0.00 0.02 95.22 00:30:01 1 6.91 0.00 1.24 0.01 0.02 91.81 00:40:13 all 2.52 0.00 0.76 0.02 0.02 96.68 00:40:13 0 1.62 0.00 0.69 0.03 0.01 97.65 00:40:13 1 3.47 0.00 0.83 0.01 0.02 95.67 00:50:20 all 4.02 0.00 0.56 0.01 0.01 95.40 00:50:20 0 2.72 0.00 0.44 0.01 0.01 96.82 00:50:20 1 5.33 0.00 0.68 0.01 0.01 93.96 01:00:00 all 3.21 0.00 0.99 0.01 0.02 95.77 01:00:00 0 2.73 0.00 0.79 0.01 0.02 96.45 01:00:00 1 3.68 0.00 1.18 0.01 0.02 95.11 01:10:10 all 2.78 0.00 0.82 0.01 0.01 96.38 01:10:10 0 2.06 0.00 0.58 0.00 0.01 97.35 01:10:10 1 3.51 0.00 1.07 0.02 0.02 95.39 01:20:30 all 3.90 0.00 0.54 0.01 0.01 95.54 01:20:30 0 4.25 0.00 0.53 0.01 0.01 95.20 01:20:30 1 3.55 0.00 0.54 0.01 0.01 95.89 01:30:00 all 3.12 0.00 0.93 0.01 0.01 95.93 01:30:00 0 2.12 0.00 0.70 0.02 0.01 97.15 01:30:00 1 4.13 0.00 1.15 0.00 0.01 94.70 01:40:13 all 2.73 0.00 0.66 0.01 0.01 96.60 01:40:13 0 2.24 0.00 0.57 0.01 0.01 97.17 01:40:13 1 3.22 0.00 0.75 0.01 0.01 96.02 01:50:30 all 3.56 0.00 0.48 0.01 0.01 95.94 01:50:30 0 4.06 0.00 0.49 0.01 0.01 95.42 01:50:30 1 3.06 0.00 0.46 0.00 0.01 96.46 01:50:30 CPU %user %nice %system %iowait %steal %idle 02:00:00 all 4.45 0.00 0.93 0.01 0.01 94.59 02:00:00 0 5.70 0.00 1.10 0.01 0.01 93.17 02:00:00 1 3.24 0.00 0.77 0.01 0.01 95.97 02:10:20 all 2.64 0.00 3.06 0.01 0.02 94.26 02:10:20 0 2.23 0.00 2.65 0.02 0.02 95.08 02:10:20 1 3.06 0.00 3.48 0.00 0.02 93.44 Average: all 3.42 0.00 0.95 0.01 0.01 95.60 Average: 0 3.00 0.00 0.84 0.01 0.01 96.14 Average: 1 3.84 0.00 1.07 0.01 0.02 95.06