---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-14207 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 734 5232 4 2263 7206 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:c0:be:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78685sec preferred_lft 78685sec inet6 fe80::f816:3eff:fec0:be51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-14207) 05/14/26 _x86_64_ (2 CPU) 00:40:08 LINUX RESTART (2 CPU) 00:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:39 1.61 0.03 1.55 0.02 2.10 19.15 623.38 01:10:01 1.90 0.27 1.60 0.03 34.24 78.52 1.27 01:20:29 1.31 0.00 1.31 0.00 0.01 15.93 0.13 01:30:49 1.54 0.00 1.53 0.02 0.00 18.94 842.99 01:40:01 1.33 0.00 1.33 0.00 0.00 15.94 0.00 01:50:07 14.34 0.40 1.52 12.42 15.81 48.78 107994.69 02:00:50 21.47 2.44 16.92 2.11 197.16 2949.28 539.43 02:10:02 1.27 0.00 1.26 0.01 0.00 20.98 0.09 02:20:49 1.43 0.00 1.43 0.00 0.00 125.03 0.67 02:30:39 1.65 0.00 1.61 0.04 0.00 39.21 399.43 02:40:01 1.31 0.00 1.29 0.03 0.00 22.81 3.56 Average: 4.61 0.30 2.95 1.36 23.78 324.42 10161.41 00:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:39 6282264 7529980 290532 3.57 30784 1422616 529344 5.77 445840 1183848 168 01:10:01 6244196 7518888 301168 3.70 31160 1448840 527864 5.75 453932 1201372 156 01:20:29 6251756 7527020 293012 3.60 31360 1449204 527864 5.75 454196 1201936 228 01:30:49 6247748 7523536 296460 3.65 31536 1449532 530444 5.78 451440 1202440 124 01:40:01 6247524 7523892 296092 3.64 31696 1449952 530640 5.78 451764 1202888 248 01:50:07 6230156 7521636 297900 3.66 31984 1464684 548528 5.97 486892 1216364 216 02:00:50 5226028 7346644 424640 5.22 85304 2199224 681080 7.42 639508 1960628 124 02:10:02 5272912 7395556 375764 4.62 85424 2201132 639960 6.97 590108 1962656 440 02:20:49 5242096 7400000 371372 4.57 85592 2236220 644592 7.02 592588 1997896 208 02:30:39 5224212 7388148 383144 4.71 85752 2241988 651064 7.09 599516 2003712 428 02:40:01 5188240 7354080 417248 5.13 85924 2243704 684140 7.45 632736 2005600 240 Average: 5787012 7457216 340667 4.19 56047 1800645 590502 6.43 527138 1558122 235 00:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:39 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:39 ens3 0.57 0.11 0.11 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.61 0.24 3.37 0.04 0.00 0.00 0.00 0.00 01:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:29 ens3 0.49 0.10 0.12 0.05 0.00 0.00 0.00 0.00 01:30:49 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:49 ens3 0.26 0.06 0.07 0.04 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 0.53 0.28 0.12 0.62 0.00 0.00 0.00 0.00 01:50:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 9.79 5.61 20.01 2.70 0.00 0.00 0.00 0.00 02:00:50 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 02:00:50 ens3 57.86 42.66 394.08 8.28 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 15.04 13.83 152.37 1.22 0.00 0.00 0.00 0.00 02:20:49 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:49 ens3 6.32 5.36 46.42 0.65 0.00 0.00 0.00 0.00 02:30:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:39 ens3 18.96 18.45 144.63 2.39 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 19.58 18.61 238.68 1.51 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 12.00 9.66 91.15 1.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-14207) 05/14/26 _x86_64_ (2 CPU) 00:40:08 LINUX RESTART (2 CPU) 00:50:09 CPU %user %nice %system %iowait %steal %idle 01:00:39 all 0.30 0.00 0.17 0.05 0.03 99.45 01:00:39 0 0.41 0.00 0.19 0.06 0.03 99.32 01:00:39 1 0.19 0.00 0.16 0.03 0.03 99.59 01:10:01 all 0.38 0.00 0.10 0.06 0.03 99.43 01:10:01 0 0.27 0.00 0.14 0.06 0.03 99.50 01:10:01 1 0.49 0.00 0.07 0.06 0.02 99.36 01:20:29 all 0.26 0.00 0.07 0.02 0.03 99.62 01:20:29 0 0.44 0.00 0.05 0.01 0.03 99.47 01:20:29 1 0.08 0.00 0.09 0.02 0.04 99.77 01:30:49 all 0.29 0.00 0.17 0.03 0.03 99.48 01:30:49 0 0.39 0.00 0.14 0.03 0.03 99.41 01:30:49 1 0.20 0.00 0.19 0.02 0.03 99.55 01:40:01 all 0.22 0.00 0.07 0.03 0.03 99.66 01:40:01 0 0.16 0.00 0.07 0.02 0.03 99.72 01:40:01 1 0.27 0.00 0.07 0.03 0.02 99.60 01:50:07 all 0.50 0.00 0.11 0.05 0.03 99.31 01:50:07 0 0.76 0.00 0.06 0.03 0.02 99.14 01:50:07 1 0.25 0.00 0.15 0.07 0.04 99.49 02:00:50 all 10.34 0.00 1.71 1.11 0.07 86.77 02:00:50 0 10.97 0.00 1.78 0.86 0.06 86.32 02:00:50 1 9.71 0.00 1.64 1.35 0.07 87.23 02:10:02 all 0.92 0.00 0.21 0.02 0.07 98.78 02:10:02 0 1.33 0.00 0.31 0.03 0.10 98.24 02:10:02 1 0.50 0.00 0.12 0.01 0.04 99.33 02:20:49 all 5.98 0.00 0.66 0.03 0.08 93.25 02:20:49 0 5.38 0.00 0.62 0.03 0.08 93.88 02:20:49 1 6.59 0.00 0.69 0.03 0.08 92.62 02:30:39 all 2.32 0.00 0.45 0.02 0.06 97.15 02:30:39 0 3.04 0.00 0.50 0.01 0.07 96.37 02:30:39 1 1.60 0.00 0.39 0.02 0.04 97.94 02:40:01 all 1.02 0.00 0.29 0.02 0.05 98.62 02:40:01 0 0.64 0.00 0.17 0.03 0.04 99.12 02:40:01 1 1.40 0.00 0.42 0.01 0.06 98.11 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.13 0.00 0.38 0.14 0.05 97.31 Average: 0 2.25 0.00 0.38 0.11 0.05 97.21 Average: 1 2.02 0.00 0.37 0.16 0.04 97.41