---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60726 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 764 5091 4 2380 7177 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:e8:db:89 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 80231sec preferred_lft 80231sec inet6 fe80::f816:3eff:fee8:db89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60726) 09/30/26 _x86_64_ (2 CPU) 00:56:37 LINUX RESTART (2 CPU) 01:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 1.38 0.03 1.35 0.00 1.28 16.40 0.12 01:20:22 1.41 0.01 1.38 0.01 0.06 16.92 1.04 01:30:22 1.44 0.02 1.39 0.04 1.65 17.88 6.99 01:40:01 1.11 0.00 1.09 0.02 0.00 14.04 7.07 01:50:22 1.14 0.00 1.12 0.02 0.00 14.35 6.58 02:00:22 2.02 0.33 1.65 0.03 43.49 107.21 675.13 02:10:01 1.10 0.00 1.10 0.00 0.00 14.03 0.00 02:20:22 25.45 2.73 20.49 2.23 214.63 3451.70 1561.18 02:30:22 1.62 0.00 1.60 0.02 0.00 65.07 0.33 Average: 4.17 0.36 3.54 0.27 29.85 426.52 257.05 01:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 6296940 7543892 276300 3.40 30556 1423232 532228 5.80 449820 1183992 284 01:20:22 6296940 7544448 275712 3.39 30772 1423560 532228 5.80 450224 1184540 132 01:30:22 6267712 7516268 303880 3.74 30976 1424388 533588 5.81 448364 1185132 228 01:40:01 6274836 7524060 296084 3.64 31184 1424840 533712 5.81 448868 1185664 288 01:50:22 6268008 7517772 302364 3.72 31392 1425168 537528 5.85 447540 1186200 132 02:00:22 6222896 7512728 306416 3.77 32060 1464040 739476 8.05 465732 1215656 200 02:10:01 6244092 7534408 284736 3.50 32212 1464368 739848 8.06 466292 1216136 272 02:20:22 5154952 7395000 370408 4.55 88748 2311752 845256 9.21 603732 2075128 132 02:30:22 5141240 7394892 370288 4.55 88892 2325264 856860 9.33 606940 2088604 524 Average: 6018624 7498163 309576 3.81 44088 1631846 650080 7.08 487501 1391228 244 01:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.09 0.05 0.13 0.03 0.00 0.00 0.00 0.00 01:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 0.43 0.07 0.09 0.04 0.00 0.00 0.00 0.00 01:30:22 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.33 0.09 0.11 0.06 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 0.45 0.09 0.10 0.06 0.00 0.00 0.00 0.00 01:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:22 ens3 0.18 0.02 0.03 0.01 0.00 0.00 0.00 0.00 02:00:22 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:22 ens3 0.47 0.27 3.32 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 0.33 0.21 0.07 0.58 0.00 0.00 0.00 0.00 02:20:22 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:20:22 ens3 78.42 57.74 316.95 12.31 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 41.90 36.66 8.73 4.98 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 14.03 10.80 37.85 2.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60726) 09/30/26 _x86_64_ (2 CPU) 00:56:37 LINUX RESTART (2 CPU) 01:00:22 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 0.29 0.00 0.09 0.01 0.00 99.61 01:10:01 0 0.07 0.00 0.10 0.02 0.00 99.81 01:10:01 1 0.52 0.00 0.07 0.01 0.00 99.40 01:20:22 all 0.28 0.00 0.08 0.01 0.00 99.62 01:20:22 0 0.13 0.00 0.09 0.00 0.00 99.77 01:20:22 1 0.44 0.00 0.07 0.02 0.00 99.47 01:30:22 all 0.36 0.00 0.19 0.02 0.00 99.43 01:30:22 0 0.28 0.00 0.20 0.02 0.00 99.50 01:30:22 1 0.43 0.00 0.19 0.01 0.00 99.37 01:40:01 all 0.28 0.00 0.08 0.01 0.00 99.63 01:40:01 0 0.47 0.00 0.04 0.00 0.00 99.48 01:40:01 1 0.09 0.00 0.11 0.02 0.00 99.77 01:50:22 all 0.27 0.00 0.07 0.01 0.00 99.64 01:50:22 0 0.46 0.00 0.05 0.00 0.00 99.49 01:50:22 1 0.08 0.00 0.10 0.02 0.00 99.79 02:00:22 all 0.41 0.00 0.23 0.04 0.00 99.32 02:00:22 0 0.50 0.00 0.24 0.01 0.00 99.24 02:00:22 1 0.31 0.00 0.23 0.06 0.00 99.40 02:10:01 all 0.27 0.00 0.08 0.01 0.00 99.63 02:10:01 0 0.34 0.00 0.07 0.00 0.00 99.59 02:10:01 1 0.21 0.00 0.09 0.03 0.00 99.67 02:20:22 all 12.02 0.00 2.04 0.66 0.01 85.27 02:20:22 0 13.12 0.00 2.16 0.32 0.01 84.40 02:20:22 1 10.89 0.00 1.92 1.01 0.01 86.16 02:30:22 all 3.35 0.00 0.65 0.01 0.01 95.98 02:30:22 0 3.47 0.00 0.65 0.02 0.01 95.86 02:30:22 1 3.23 0.00 0.65 0.01 0.01 96.11 Average: all 1.98 0.00 0.40 0.09 0.00 97.53 Average: 0 2.14 0.00 0.41 0.04 0.00 97.40 Average: 1 1.82 0.00 0.39 0.14 0.00 97.66