---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-538 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 864 4909 4 2471 7077 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:e3:a3:85 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 77822sec preferred_lft 77822sec inet6 fe80::f816:3eff:fee3:a385/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-538) 09/06/26 _x86_64_ (2 CPU) 00:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.46 0.02 1.41 0.03 0.88 37.89 3.84 00:20:03 1.58 0.11 1.44 0.03 3.48 30.75 16.56 00:30:03 1.50 0.00 1.46 0.04 0.00 30.25 3.75 00:40:01 1.27 0.00 1.26 0.02 0.00 40.55 3.33 00:50:03 1.32 0.00 1.30 0.01 0.00 24.46 2.75 01:00:03 1.56 0.00 1.52 0.04 0.00 31.67 4.11 01:10:01 1.30 0.00 1.28 0.02 0.00 28.59 3.33 01:20:03 15.50 13.47 1.97 0.06 149.21 51.81 216.84 01:30:03 1.48 0.00 1.46 0.01 0.00 29.25 0.25 01:40:01 1.38 0.00 1.35 0.03 0.00 26.81 4.57 01:50:03 1.31 0.00 1.28 0.03 0.00 30.06 4.84 02:00:03 1.69 0.00 1.62 0.07 0.00 33.43 5.68 Average: 2.62 1.14 1.45 0.03 12.84 32.96 22.55 00:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5159076 7389040 377024 4.64 88740 2302368 847028 9.23 602740 2064512 296 00:20:03 5141860 7376264 389616 4.79 89048 2306376 841608 9.17 605312 2068620 208 00:30:03 5136888 7375468 390324 4.80 89244 2310296 842652 9.18 606480 2072600 328 00:40:01 5135172 7381664 383988 4.72 89416 2317924 850980 9.27 606888 2080408 268 00:50:03 5131308 7380904 384656 4.73 89572 2320828 846308 9.22 610984 2083468 340 01:00:03 5118976 7372680 392756 4.83 89756 2324684 854644 9.31 611008 2087508 184 01:10:01 5116232 7374288 391080 4.81 89944 2328792 854724 9.31 611192 2091804 240 01:20:03 5056248 7372948 383364 4.71 93032 2376024 854692 9.31 612208 2141388 316 01:30:03 5037048 7357492 398696 4.90 93180 2379544 854688 9.31 612004 2145056 284 01:40:01 5036068 7359720 396432 4.87 93344 2382552 855004 9.31 612256 2148220 168 01:50:03 5031788 7359952 396120 4.87 93560 2386780 855068 9.31 612392 2152668 280 02:00:03 5027936 7360504 395496 4.86 93752 2390920 855076 9.31 612388 2157004 528 Average: 5094050 7371744 389963 4.80 91049 2343924 851039 9.27 609654 2107771 287 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 18.41 15.19 4.09 2.21 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 10.81 9.71 2.18 1.29 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 6.60 5.23 1.85 1.07 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 15.66 13.94 3.22 1.97 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 9.34 6.47 2.10 1.21 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 12.64 11.11 2.73 1.65 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 15.08 12.66 3.20 1.81 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 10.46 7.72 2.18 1.21 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 13.96 12.84 2.80 1.55 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 7.15 5.65 1.91 2.37 0.00 0.00 0.00 0.00 01:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:03 ens3 15.71 14.27 3.39 1.99 0.00 0.00 0.00 0.00 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 16.07 14.88 3.39 1.92 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 12.66 10.80 2.75 1.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-538) 09/06/26 _x86_64_ (2 CPU) 00:00:03 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 4.72 0.00 0.74 0.01 0.01 94.53 00:10:01 0 5.98 0.00 0.85 0.00 0.01 93.16 00:10:01 1 3.47 0.00 0.62 0.02 0.01 95.89 00:20:03 all 3.20 0.00 0.55 0.01 0.01 96.23 00:20:03 0 4.27 0.00 0.63 0.01 0.01 95.09 00:20:03 1 2.14 0.00 0.48 0.02 0.01 97.36 00:30:03 all 2.97 0.00 0.51 0.01 0.01 96.50 00:30:03 0 2.09 0.00 0.45 0.02 0.01 97.44 00:30:03 1 3.85 0.00 0.57 0.01 0.01 95.56 00:40:01 all 5.08 0.00 1.02 0.01 0.01 93.89 00:40:01 0 7.97 0.00 1.39 0.01 0.01 90.63 00:40:01 1 2.20 0.00 0.65 0.01 0.01 97.14 00:50:03 all 2.76 0.00 0.40 0.01 0.01 96.81 00:50:03 0 1.14 0.00 0.25 0.02 0.01 98.59 00:50:03 1 4.39 0.00 0.56 0.00 0.01 95.03 01:00:03 all 3.88 0.00 0.62 0.07 0.01 95.42 01:00:03 0 2.52 0.00 0.49 0.01 0.01 96.98 01:00:03 1 5.25 0.00 0.75 0.12 0.01 93.86 01:10:01 all 4.04 0.00 0.58 0.01 0.02 95.35 01:10:01 0 1.93 0.00 0.38 0.01 0.02 97.66 01:10:01 1 6.15 0.00 0.78 0.01 0.02 93.03 01:20:03 all 2.62 0.15 0.49 0.18 0.01 96.55 01:20:03 0 1.88 0.00 0.39 0.02 0.01 97.69 01:20:03 1 3.36 0.31 0.58 0.33 0.01 95.41 01:30:03 all 2.96 0.00 0.55 0.01 0.01 96.47 01:30:03 0 4.02 0.00 0.64 0.01 0.01 95.33 01:30:03 1 1.91 0.00 0.46 0.01 0.01 97.61 01:40:01 all 2.95 0.00 0.42 0.01 0.01 96.61 01:40:01 0 4.52 0.00 0.54 0.01 0.01 94.92 01:40:01 1 1.38 0.00 0.30 0.01 0.01 98.30 01:50:03 all 4.10 0.00 0.57 0.01 0.01 95.31 01:50:03 0 6.88 0.00 0.81 0.01 0.01 92.29 01:50:03 1 1.32 0.00 0.33 0.01 0.01 98.33 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:03 all 3.95 0.00 0.65 0.01 0.01 95.38 02:00:03 0 5.33 0.00 0.76 0.01 0.01 93.88 02:00:03 1 2.57 0.00 0.54 0.01 0.01 96.88 Average: all 3.60 0.01 0.59 0.03 0.01 95.76 Average: 0 4.04 0.00 0.63 0.01 0.01 95.31 Average: 1 3.16 0.03 0.55 0.05 0.01 96.20