---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15972 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 7.9G 30G 21% / 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 744 5305 4 2180 7197 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:52:e0:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79682sec preferred_lft 79682sec inet6 fe80::f816:3eff:fe52:e06c/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-15972) 05/17/26 _x86_64_ (2 CPU) 01:35:36 LINUX RESTART (2 CPU) 01:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:13 1.35 0.02 1.33 0.00 1.22 15.81 0.12 02:00:01 1.40 0.01 1.36 0.03 0.05 17.31 668.10 02:10:01 1.13 0.00 1.11 0.01 0.00 13.44 0.97 02:20:03 1.65 0.25 1.37 0.03 30.90 72.26 1.38 02:30:01 1.47 0.01 1.44 0.03 1.06 18.12 1.34 02:40:01 1.20 0.00 1.19 0.01 0.00 14.40 0.97 02:50:07 14.49 0.44 1.63 12.42 18.11 50.69 107966.16 03:00:01 24.03 2.64 19.10 2.29 212.72 3168.45 613.75 03:10:01 1.44 0.00 1.43 0.01 0.00 17.66 0.08 03:20:13 1.28 0.00 1.28 0.00 0.00 15.79 0.00 Average: 4.93 0.33 3.10 1.49 26.16 336.54 11017.65 01:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:13 6306808 7552928 267868 3.29 30592 1421256 531196 5.79 447120 1183300 140 02:00:01 6294008 7540680 280052 3.44 30816 1421588 531260 5.79 447200 1183844 168 02:10:01 6292860 7540048 280688 3.45 30996 1421908 531260 5.79 447112 1184356 148 02:20:03 6250056 7523952 296256 3.64 31360 1447892 726148 7.91 461572 1201940 188 02:30:01 6249408 7524200 295972 3.64 31588 1448536 531412 5.79 456364 1202500 284 02:40:01 6257108 7532544 287616 3.54 31768 1448988 531412 5.79 456620 1203004 168 02:50:07 6235744 7527008 292616 3.60 32104 1464396 547696 5.97 485020 1216632 380 03:00:01 5291924 7410812 360544 4.43 85432 2197452 630388 6.87 591964 1959420 172 03:10:01 5291440 7410828 360500 4.43 85568 2197804 630388 6.87 591704 1959916 276 03:20:13 5289928 7409796 361564 4.45 85688 2198164 630520 6.87 591980 1960396 128 Average: 5975928 7497280 308368 3.79 47591 1666798 582168 6.34 497666 1425531 205 01:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 1.09 0.03 0.10 0.01 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 0.52 0.06 0.09 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 0.64 0.03 3.45 0.01 0.00 0.00 0.00 0.00 02:20:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.54 0.22 3.13 0.03 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 0.26 0.03 0.05 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 0.42 0.06 0.09 0.03 0.00 0.00 0.00 0.00 02:50:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:07 ens3 9.21 4.88 19.89 3.06 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 51.45 33.38 284.99 7.47 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 1.36 0.13 0.15 0.03 0.00 0.00 0.00 0.00 03:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:13 ens3 0.96 0.18 0.11 0.03 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 6.59 3.87 30.87 1.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15972) 05/17/26 _x86_64_ (2 CPU) 01:35:36 LINUX RESTART (2 CPU) 01:40:01 CPU %user %nice %system %iowait %steal %idle 01:50:13 all 0.29 0.00 0.09 0.34 0.04 99.25 01:50:13 0 0.12 0.00 0.09 0.01 0.05 99.72 01:50:13 1 0.45 0.00 0.09 0.67 0.02 98.77 02:00:01 all 0.30 0.00 0.19 0.11 0.02 99.37 02:00:01 0 0.29 0.00 0.19 0.21 0.02 99.29 02:00:01 1 0.31 0.00 0.20 0.01 0.02 99.46 02:10:01 all 0.29 0.00 0.08 0.07 0.05 99.52 02:10:01 0 0.16 0.00 0.07 0.14 0.04 99.58 02:10:01 1 0.41 0.00 0.08 0.00 0.05 99.46 02:20:03 all 0.41 0.00 0.12 0.09 0.02 99.36 02:20:03 0 0.48 0.00 0.09 0.01 0.01 99.40 02:20:03 1 0.33 0.00 0.15 0.17 0.02 99.33 02:30:01 all 0.27 0.00 0.19 0.02 0.04 99.49 02:30:01 0 0.40 0.00 0.15 0.02 0.03 99.40 02:30:01 1 0.15 0.00 0.22 0.01 0.05 99.57 02:40:01 all 0.26 0.00 0.08 0.10 0.07 99.49 02:40:01 0 0.17 0.00 0.09 0.18 0.05 99.52 02:40:01 1 0.36 0.00 0.08 0.03 0.08 99.45 02:50:07 all 0.59 0.00 0.13 0.06 0.02 99.20 02:50:07 0 0.45 0.00 0.12 0.02 0.01 99.40 02:50:07 1 0.74 0.00 0.15 0.09 0.02 99.00 03:00:01 all 12.08 0.00 1.91 1.20 0.22 84.60 03:00:01 0 11.22 0.00 1.89 1.10 0.13 85.65 03:00:01 1 12.93 0.00 1.92 1.31 0.31 83.55 03:10:01 all 0.43 0.00 0.16 0.01 0.03 99.37 03:10:01 0 0.46 0.00 0.14 0.01 0.03 99.36 03:10:01 1 0.39 0.00 0.17 0.02 0.04 99.38 03:20:13 all 0.42 0.00 0.15 0.01 0.03 99.39 03:20:13 0 0.39 0.00 0.17 0.01 0.04 99.39 03:20:13 1 0.45 0.00 0.12 0.00 0.02 99.40 Average: all 1.52 0.00 0.31 0.20 0.05 97.93 Average: 0 1.39 0.00 0.30 0.17 0.04 98.10 Average: 1 1.64 0.00 0.31 0.23 0.06 97.75