---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26586 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 nrip_save 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 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 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 789 5073 4 2371 7152 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:83:fc:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80764sec preferred_lft 80764sec inet6 fe80::f816:3eff:fe83:fcfd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26586) 06/11/26 _x86_64_ (2 CPU) 01:58:45 LINUX RESTART (2 CPU) 02:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:00 2.11 0.28 1.81 0.02 32.21 77.80 0.65 02:20:00 1.45 0.01 1.43 0.01 1.12 16.64 0.53 02:30:00 1.52 0.00 1.50 0.01 0.00 18.37 871.08 02:40:00 1.28 0.00 1.28 0.00 0.00 14.83 0.00 02:50:00 1.20 0.00 1.20 0.00 0.00 14.45 0.01 03:00:00 1.49 0.00 1.47 0.02 0.00 18.28 871.08 03:10:00 24.92 3.00 19.56 2.36 227.51 3622.74 992.83 03:20:00 1.39 0.00 1.39 0.00 0.00 52.08 0.03 03:30:00 1.70 0.02 1.67 0.02 0.60 101.81 0.48 Average: 4.12 0.37 3.48 0.27 29.05 437.46 304.10 02:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:00 6239556 7516672 303216 3.73 30756 1451628 720524 7.85 461040 1204556 124 02:20:00 6254456 7532420 287584 3.54 30948 1452272 524932 5.72 455884 1205080 160 02:30:00 6256248 7534780 285164 3.51 31148 1452604 525116 5.72 455932 1205612 148 02:40:00 6266700 7545724 274208 3.37 31316 1452924 525120 5.72 456124 1206100 160 02:50:00 6273532 7553080 266840 3.28 31500 1453256 525112 5.72 456076 1206616 160 03:00:00 6262460 7542656 277232 3.41 31684 1453712 525592 5.72 457300 1207128 136 03:10:00 5163040 7376144 390704 4.80 86724 2286428 661888 7.21 630636 2049324 992 03:20:00 5150936 7374328 392544 4.83 86884 2296556 672812 7.33 633200 2059612 436 03:30:00 5112400 7361004 405636 4.99 87056 2321504 677476 7.38 638360 2084596 1244 Average: 5886592 7481868 320348 3.94 49780 1735654 595397 6.49 516061 1492069 396 02:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 1.92 0.26 3.40 0.03 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.38 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.63 0.03 13.50 0.01 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.43 0.08 0.40 0.05 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.27 0.07 0.08 0.03 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.41 0.19 0.13 0.46 0.00 0.00 0.00 0.00 03:10:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:00 ens3 83.85 60.78 322.31 12.98 0.00 0.00 0.00 0.00 03:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 32.99 28.05 6.71 3.47 0.00 0.00 0.00 0.00 03:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:00 ens3 44.26 43.74 9.60 6.01 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 18.35 14.80 39.58 2.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26586) 06/11/26 _x86_64_ (2 CPU) 01:58:45 LINUX RESTART (2 CPU) 02:00:00 CPU %user %nice %system %iowait %steal %idle 02:10:00 all 0.41 0.00 0.10 0.03 0.03 99.42 02:10:00 0 0.28 0.00 0.13 0.05 0.03 99.52 02:10:00 1 0.55 0.00 0.08 0.01 0.03 99.33 02:20:00 all 0.22 0.00 0.08 0.01 0.03 99.66 02:20:00 0 0.23 0.00 0.08 0.02 0.03 99.65 02:20:00 1 0.21 0.00 0.08 0.01 0.03 99.67 02:30:00 all 0.27 0.00 0.16 0.01 0.03 99.53 02:30:00 0 0.31 0.00 0.15 0.01 0.03 99.50 02:30:00 1 0.24 0.00 0.18 0.01 0.04 99.55 02:40:00 all 0.25 0.00 0.07 0.01 0.03 99.64 02:40:00 0 0.36 0.00 0.06 0.02 0.02 99.54 02:40:00 1 0.14 0.00 0.09 0.00 0.03 99.73 02:50:00 all 0.21 0.00 0.08 0.04 0.03 99.65 02:50:00 0 0.27 0.00 0.07 0.01 0.03 99.63 02:50:00 1 0.15 0.00 0.09 0.07 0.03 99.66 03:00:00 all 0.28 0.00 0.16 0.20 0.02 99.34 03:00:00 0 0.28 0.00 0.15 0.12 0.02 99.43 03:00:00 1 0.28 0.00 0.17 0.28 0.02 99.25 03:10:00 all 14.11 0.00 1.85 1.26 0.07 82.71 03:10:00 0 13.73 0.00 1.72 1.61 0.06 82.88 03:10:00 1 14.49 0.00 1.98 0.92 0.07 82.54 03:20:00 all 4.67 0.00 0.38 0.03 0.06 94.85 03:20:00 0 4.99 0.00 0.34 0.04 0.07 94.57 03:20:00 1 4.36 0.00 0.41 0.03 0.06 95.14 03:30:00 all 7.98 0.00 0.59 0.01 0.06 91.36 03:30:00 0 10.07 0.00 0.64 0.01 0.07 89.21 03:30:00 1 5.89 0.00 0.53 0.01 0.06 93.51 Average: all 3.14 0.00 0.39 0.18 0.04 96.25 Average: 0 3.37 0.00 0.37 0.21 0.04 96.01 Average: 1 2.92 0.00 0.40 0.15 0.04 96.50