---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6214 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 767 5092 4 2383 7173 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:d4:08:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80248sec preferred_lft 80248sec inet6 fe80::f816:3eff:fed4:89a/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-6214) 09/09/26 _x86_64_ (2 CPU) 01:07:45 LINUX RESTART (2 CPU) 01:10:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.94 0.37 1.56 0.01 46.88 109.52 5.39 01:30:01 1.42 0.01 1.39 0.03 0.05 17.73 882.71 01:40:01 1.07 0.00 1.05 0.02 0.00 13.33 44.84 01:50:01 14.39 0.00 1.15 13.23 0.15 14.51 109034.04 02:00:01 1.39 0.00 1.35 0.03 0.00 17.35 907.22 02:10:01 15.33 13.53 1.74 0.07 150.57 42.13 53.96 02:20:01 1.19 0.00 1.17 0.02 0.00 14.51 44.84 02:30:01 1.33 0.00 1.29 0.03 0.00 16.69 50.11 02:40:01 1.16 0.00 1.15 0.02 0.00 14.37 49.73 02:50:01 29.77 2.93 22.98 3.86 230.83 3825.25 3123.16 Average: 6.92 1.69 3.49 1.74 42.83 409.91 11468.46 01:10:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6243564 7529992 289652 3.56 31000 1461600 730316 7.95 458376 1212596 156 01:30:01 6242244 7529276 290324 3.57 31232 1461932 730360 7.96 458492 1213160 156 01:40:01 6247624 7535188 284404 3.50 31432 1462256 730372 7.96 458828 1213684 156 01:50:01 6252124 7540288 279096 3.43 31640 1462628 730548 7.96 459012 1214236 296 02:00:01 6242396 7531232 288108 3.54 31844 1463088 730592 7.96 459320 1214772 124 02:10:01 6178592 7524392 285864 3.52 35864 1507700 730544 7.96 459824 1262796 156 02:20:01 6178144 7524480 285764 3.51 36072 1508024 730676 7.96 459988 1263328 160 02:30:01 6173936 7520856 289344 3.56 36288 1508356 730676 7.96 460120 1263876 160 02:40:01 6173936 7521392 288804 3.55 36496 1508684 730676 7.96 460096 1264412 160 02:50:01 5235680 7375940 390008 4.80 94556 2205960 824984 8.99 618776 1972484 38172 Average: 6116824 7513304 297137 3.65 39642 1555023 739974 8.06 475283 1309534 3970 01:10:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.77 0.28 3.60 0.07 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.51 0.06 0.09 0.04 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 0.30 0.05 0.06 0.03 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.43 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.28 0.06 0.06 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.32 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.32 0.11 0.05 0.54 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.22 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.37 0.10 0.11 0.07 0.00 0.00 0.00 0.00 02:50:01 lo 1.39 1.39 0.09 0.09 0.00 0.00 0.00 0.00 02:50:01 ens3 77.90 58.11 359.87 17.37 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.27 5.92 36.55 1.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6214) 09/09/26 _x86_64_ (2 CPU) 01:07:45 LINUX RESTART (2 CPU) 01:10:28 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.45 0.00 0.15 0.03 0.01 99.35 01:20:01 0 0.40 0.00 0.15 0.04 0.01 99.40 01:20:01 1 0.51 0.00 0.16 0.02 0.01 99.30 01:30:01 all 0.29 0.00 0.20 0.01 0.01 99.49 01:30:01 0 0.11 0.00 0.21 0.01 0.01 99.66 01:30:01 1 0.47 0.00 0.19 0.01 0.01 99.32 01:40:01 all 0.30 0.00 0.10 0.02 0.01 99.58 01:40:01 0 0.12 0.00 0.10 0.02 0.01 99.76 01:40:01 1 0.49 0.00 0.10 0.01 0.01 99.39 01:50:01 all 0.28 0.00 0.12 0.05 0.01 99.54 01:50:01 0 0.13 0.00 0.14 0.10 0.01 99.62 01:50:01 1 0.43 0.00 0.10 0.00 0.01 99.47 02:00:01 all 0.31 0.00 0.23 0.01 0.01 99.45 02:00:01 0 0.09 0.00 0.24 0.02 0.01 99.65 02:00:01 1 0.53 0.00 0.22 0.00 0.01 99.25 02:10:01 all 0.25 0.16 0.17 0.15 0.01 99.26 02:10:01 0 0.06 0.31 0.22 0.30 0.01 99.11 02:10:01 1 0.45 0.01 0.12 0.00 0.00 99.42 02:20:01 all 0.30 0.00 0.11 0.01 0.01 99.58 02:20:01 0 0.09 0.00 0.14 0.02 0.01 99.75 02:20:01 1 0.50 0.00 0.09 0.00 0.01 99.40 02:30:01 all 0.29 0.00 0.20 0.01 0.01 99.49 02:30:01 0 0.28 0.00 0.21 0.02 0.01 99.48 02:30:01 1 0.29 0.00 0.20 0.01 0.01 99.50 02:40:01 all 0.28 0.00 0.09 0.01 0.01 99.61 02:40:01 0 0.50 0.00 0.05 0.02 0.00 99.43 02:40:01 1 0.06 0.00 0.13 0.00 0.01 99.79 02:50:01 all 16.38 0.00 2.62 1.02 0.02 79.95 02:50:01 0 15.21 0.00 2.55 1.00 0.02 81.21 02:50:01 1 17.55 0.00 2.68 1.05 0.02 78.70 Average: all 1.92 0.02 0.40 0.13 0.01 97.52 Average: 0 1.70 0.03 0.40 0.15 0.01 97.70 Average: 1 2.13 0.00 0.40 0.11 0.01 97.35