---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19695 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 8.2G 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 742 4929 4 2564 7198 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:86:55:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78856sec preferred_lft 78856sec inet6 fe80::f816:3eff:fe86:557c/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-19695) 05/25/26 _x86_64_ (2 CPU) 01:47:59 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.45 0.02 1.41 0.02 1.24 17.47 871.77 02:10:01 1.26 0.01 1.26 0.00 0.05 14.79 0.12 02:20:01 13.94 0.00 1.40 12.54 0.16 15.99 109175.89 02:30:01 1.51 0.00 1.50 0.01 0.00 18.02 872.12 02:40:01 1.35 0.00 1.35 0.00 0.00 15.59 0.00 02:50:01 1.93 0.26 1.66 0.01 32.03 75.16 0.23 03:00:01 25.86 3.02 20.51 2.33 228.05 3529.81 903.96 03:10:01 1.32 0.00 1.30 0.03 0.00 16.72 1.28 03:20:01 1.40 0.00 1.38 0.02 0.00 16.85 1.20 03:30:01 1.75 0.00 1.69 0.06 0.00 362.46 5.80 03:40:01 1.38 0.00 1.36 0.02 0.00 143.24 1.08 03:50:01 1.25 0.00 1.24 0.02 0.00 15.93 1.21 Average: 4.53 0.28 3.00 1.25 21.79 353.50 9319.80 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6291296 7538148 282316 3.47 30540 1421996 520128 5.67 447096 1183152 160 02:10:01 6291296 7538684 281804 3.47 30720 1422328 522472 5.69 446308 1183684 176 02:20:01 6291056 7538980 281468 3.46 30896 1422704 522472 5.69 446360 1184188 160 02:30:01 6290052 7538496 281940 3.47 31080 1423028 522608 5.69 446380 1184696 160 02:40:01 6290052 7539036 281420 3.46 31256 1423360 522608 5.69 446564 1185232 224 02:50:01 6256824 7533060 286900 3.53 31604 1449912 522708 5.69 455896 1202920 296 03:00:01 4895400 7087988 679516 8.36 86500 2266812 824844 8.98 781948 2029128 252 03:10:01 5081244 7274400 493104 6.06 86672 2267196 726708 7.92 684016 2029696 188 03:20:01 5070568 7264440 503120 6.19 86836 2267760 767308 8.36 708512 2030416 220 03:30:01 4908108 7206668 559732 6.88 87016 2371288 852496 9.29 793308 2134020 192 03:40:01 4754332 7092196 673548 8.28 87192 2409896 943108 10.27 884888 2172784 176 03:50:01 4739412 7077936 687840 8.46 87376 2410344 937108 10.21 878368 2173432 380 Average: 5596637 7352503 441059 5.42 58974 1879719 682047 7.43 618304 1641112 215 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.05 0.07 0.11 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 0.42 0.04 0.05 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 0.28 0.03 0.04 0.01 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 0.25 0.03 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 0.33 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.59 0.27 3.21 0.07 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 89.72 70.58 771.80 13.28 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 23.95 21.62 380.98 1.44 0.00 0.00 0.00 0.00 03:20:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 72.08 68.59 1234.25 4.50 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 24.80 23.74 392.41 1.63 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 28.10 26.77 439.08 1.79 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 11.99 10.99 179.09 0.74 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 21.13 18.57 283.43 1.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19695) 05/25/26 _x86_64_ (2 CPU) 01:47:59 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.27 0.00 0.17 0.01 0.02 99.53 02:00:01 0 0.46 0.00 0.17 0.01 0.02 99.34 02:00:01 1 0.08 0.00 0.17 0.01 0.03 99.72 02:10:01 all 0.28 0.00 0.08 0.01 0.02 99.60 02:10:01 0 0.19 0.00 0.08 0.01 0.02 99.70 02:10:01 1 0.38 0.00 0.08 0.01 0.02 99.51 02:20:01 all 0.26 0.00 0.09 0.03 0.02 99.59 02:20:01 0 0.43 0.00 0.08 0.01 0.02 99.46 02:20:01 1 0.08 0.00 0.11 0.06 0.03 99.72 02:30:01 all 0.25 0.00 0.17 0.01 0.02 99.54 02:30:01 0 0.12 0.00 0.19 0.00 0.02 99.67 02:30:01 1 0.38 0.00 0.16 0.02 0.02 99.42 02:40:01 all 0.23 0.00 0.08 0.01 0.02 99.66 02:40:01 0 0.06 0.00 0.09 0.01 0.02 99.82 02:40:01 1 0.40 0.00 0.06 0.02 0.02 99.50 02:50:01 all 0.36 0.00 0.10 0.05 0.02 99.46 02:50:01 0 0.35 0.00 0.11 0.04 0.02 99.48 02:50:01 1 0.38 0.00 0.08 0.07 0.02 99.45 03:00:01 all 12.25 0.00 2.02 1.17 0.06 84.50 03:00:01 0 14.42 0.00 2.23 1.54 0.07 81.74 03:00:01 1 10.08 0.00 1.81 0.80 0.06 87.25 03:10:01 all 0.61 0.00 0.26 0.02 0.07 99.05 03:10:01 0 0.56 0.00 0.21 0.01 0.06 99.17 03:10:01 1 0.66 0.00 0.31 0.04 0.08 98.92 03:20:01 all 1.27 0.00 0.63 0.01 0.14 97.95 03:20:01 0 1.27 0.00 0.59 0.01 0.21 97.92 03:20:01 1 1.27 0.00 0.67 0.02 0.07 97.97 03:30:01 all 0.94 0.00 0.35 0.03 0.04 98.64 03:30:01 0 0.89 0.00 0.32 0.01 0.04 98.73 03:30:01 1 0.98 0.00 0.38 0.05 0.05 98.54 03:40:01 all 0.75 0.00 0.26 0.02 0.04 98.93 03:40:01 0 0.71 0.00 0.33 0.02 0.04 98.91 03:40:01 1 0.78 0.00 0.20 0.02 0.03 98.96 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 0.52 0.00 0.20 0.01 0.03 99.24 03:50:01 0 0.54 0.00 0.19 0.01 0.03 99.24 03:50:01 1 0.51 0.00 0.20 0.02 0.04 99.24 Average: all 1.50 0.00 0.37 0.12 0.04 97.98 Average: 0 1.66 0.00 0.38 0.14 0.05 97.77 Average: 1 1.33 0.00 0.35 0.09 0.04 98.19