---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-58041 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 774 5054 4 2408 7167 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:de:34:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80264sec preferred_lft 80264sec inet6 fe80::f816:3eff:fede:3433/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58041) 09/25/26 _x86_64_ (2 CPU) 00:37:26 LINUX RESTART (2 CPU) 00:40:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:28 7.97 1.22 6.10 0.65 105.12 1018.49 611.80 01:00:08 2.16 0.34 1.78 0.04 44.62 118.12 1.74 01:10:38 1.32 0.00 1.30 0.01 0.00 16.34 0.57 01:20:45 15.37 0.00 1.40 13.96 0.16 17.28 105026.35 01:30:08 1.74 0.00 1.72 0.02 0.00 141.18 0.24 01:40:38 1.37 0.00 1.37 0.00 0.00 17.78 0.00 01:50:18 1.35 0.00 1.35 0.00 0.00 20.28 402.54 02:00:45 1.41 0.00 1.39 0.02 0.19 49.93 0.22 02:10:08 1.33 0.00 1.32 0.01 0.00 22.73 0.11 Average: 3.79 0.17 1.96 1.66 16.41 155.82 11979.56 00:40:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:28 5139224 7340960 426020 5.24 87424 2275216 677164 7.38 624608 2047516 160 01:00:08 5090384 7333540 432444 5.32 87920 2316000 879056 9.57 642700 2078704 228 01:10:38 5096052 7339840 426208 5.24 88088 2316448 879296 9.58 643444 2079328 124 01:20:45 5109472 7353896 412064 5.07 88240 2316912 879520 9.58 643764 2079852 128 01:30:08 5036372 7315868 449460 5.53 88348 2351376 899064 9.79 662096 2114424 172 01:40:38 5043540 7323972 441336 5.43 88480 2352180 899064 9.79 662236 2115224 176 01:50:18 5063900 7345536 419800 5.16 88588 2353252 889108 9.68 643296 2116412 156 02:00:45 5033844 7326512 438612 5.39 88724 2364012 870216 9.48 633080 2127164 220 02:10:08 5036324 7331248 433872 5.34 88848 2366100 887220 9.66 650168 2129392 188 Average: 5072124 7334597 431091 5.30 88296 2334611 862190 9.39 645044 2098668 172 00:40:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:28 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:50:28 ens3 45.33 34.16 335.78 6.26 0.00 0.00 0.00 0.00 01:00:08 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 11.30 10.40 62.49 1.28 0.00 0.00 0.00 0.00 01:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:38 ens3 3.17 1.05 5.03 0.38 0.00 0.00 0.00 0.00 01:20:45 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:45 ens3 2.28 0.29 0.49 0.22 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 5.90 4.40 40.39 0.49 0.00 0.00 0.00 0.00 01:40:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:38 ens3 4.35 1.84 21.94 0.35 0.00 0.00 0.00 0.00 01:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:18 ens3 4.71 3.79 9.45 0.74 0.00 0.00 0.00 0.00 02:00:45 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:45 ens3 17.28 16.69 201.20 1.70 0.00 0.00 0.00 0.00 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 19.20 18.84 238.13 1.76 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 12.50 10.04 100.58 1.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58041) 09/25/26 _x86_64_ (2 CPU) 00:37:26 LINUX RESTART (2 CPU) 00:40:38 CPU %user %nice %system %iowait %steal %idle 00:50:28 all 3.82 0.00 0.88 0.31 0.01 94.98 00:50:28 0 4.59 0.00 1.05 0.11 0.01 94.24 00:50:28 1 3.06 0.00 0.70 0.50 0.01 95.73 01:00:08 all 1.27 0.00 0.44 0.06 0.02 98.22 01:00:08 0 0.97 0.00 0.40 0.07 0.02 98.55 01:00:08 1 1.57 0.00 0.48 0.04 0.02 97.89 01:10:38 all 3.94 0.00 0.92 0.01 0.03 95.10 01:10:38 0 0.96 0.00 0.36 0.01 0.03 98.63 01:10:38 1 7.32 0.00 1.54 0.01 0.03 91.09 01:20:45 all 6.75 0.00 1.70 0.06 0.08 91.40 01:20:45 0 7.78 0.00 1.86 0.01 0.07 90.27 01:20:45 1 5.73 0.00 1.54 0.12 0.09 92.52 01:30:08 all 1.16 0.00 0.42 0.02 0.14 98.27 01:30:08 0 0.67 0.00 0.32 0.01 0.14 98.86 01:30:08 1 1.65 0.00 0.52 0.02 0.14 97.67 01:40:38 all 0.66 0.00 0.21 0.01 0.22 98.90 01:40:38 0 0.62 0.00 0.13 0.01 0.13 99.12 01:40:38 1 0.71 0.00 0.29 0.01 0.31 98.69 01:50:18 all 0.87 0.00 0.23 0.02 0.21 98.67 01:50:18 0 0.72 0.00 0.26 0.02 0.24 98.77 01:50:18 1 1.02 0.00 0.21 0.02 0.19 98.56 02:00:45 all 1.90 0.00 0.47 0.01 0.19 97.43 02:00:45 0 0.93 0.00 0.41 0.01 0.17 98.48 02:00:45 1 2.88 0.00 0.53 0.01 0.20 96.38 02:10:08 all 1.19 0.00 0.37 0.01 0.07 98.37 02:10:08 0 1.38 0.00 0.42 0.01 0.07 98.12 02:10:08 1 0.99 0.00 0.32 0.00 0.07 98.62 Average: all 2.39 0.00 0.62 0.06 0.11 96.82 Average: 0 2.04 0.00 0.57 0.03 0.10 97.26 Average: 1 2.74 0.00 0.67 0.08 0.12 96.38