---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5697 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 793 4935 4 2504 7148 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:d5:eb:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78070sec preferred_lft 78070sec inet6 fe80::f816:3eff:fed5:eb56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5697) 04/21/26 _x86_64_ (2 CPU) 01:52:13 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.36 0.01 1.35 0.00 0.05 16.18 0.36 02:20:24 1.31 0.00 1.29 0.02 0.01 15.64 1.16 02:30:01 1.56 0.00 1.52 0.03 0.00 18.48 680.58 02:40:01 1.96 0.31 1.61 0.03 39.01 74.15 1.40 02:50:24 1.38 0.00 1.36 0.02 1.02 16.58 1.21 03:00:01 1.60 0.00 1.57 0.02 0.00 19.56 904.97 03:10:09 1.84 0.39 1.44 0.00 15.62 47.76 0.00 03:20:14 34.75 2.59 16.91 15.25 210.37 3087.70 107424.12 03:30:24 1.44 0.00 1.42 0.02 0.00 19.00 0.28 03:40:01 1.44 0.00 1.44 0.01 0.00 127.74 0.61 03:50:24 1.50 0.00 1.48 0.02 0.00 302.66 3.87 04:00:14 1.50 0.00 1.47 0.03 0.00 117.84 3.28 04:10:01 4.13 0.05 3.29 0.79 1.58 752.60 2755.81 Average: 4.30 0.26 2.79 1.26 20.71 355.89 8645.14 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6298140 7545548 275300 3.39 30720 1422376 530136 5.77 443960 1183484 180 02:20:24 6295884 7543888 276948 3.41 30940 1422740 530324 5.78 443944 1184068 224 02:30:01 6293176 7541676 279136 3.43 31128 1423032 530324 5.78 444004 1184548 240 02:40:01 6242880 7520360 299768 3.69 31540 1451212 738284 8.04 461192 1202076 240 02:50:24 6242880 7521392 298732 3.67 31756 1452016 530388 5.78 455760 1202656 224 03:00:01 6239136 7518168 301932 3.71 31964 1452316 530528 5.78 458028 1203160 260 03:10:09 6217600 7511672 308112 3.79 32260 1466988 547376 5.96 488708 1216624 248 03:20:14 5048920 7161212 610432 7.51 85436 2190964 895716 9.76 812144 1949836 196 03:30:24 5135616 7248488 523328 6.44 85576 2191400 764000 8.32 729584 1950416 192 03:40:01 5108972 7254552 517304 6.36 85736 2223952 805948 8.78 755480 1983000 228 03:50:24 4889560 7125752 644684 7.93 85916 2313172 912188 9.94 861372 2072400 180 04:00:14 4817992 7084200 685684 8.43 86076 2342604 954272 10.39 904184 2101992 216 04:10:01 5153868 7412928 364280 4.48 87436 2340948 615800 6.71 607584 2101412 23816 Average: 5691125 7383834 414280 5.09 56653 1822594 683483 7.44 605073 1579667 2034 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.48 0.05 0.06 0.01 0.00 0.00 0.00 0.00 02:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 0.26 0.04 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 0.29 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.71 0.27 3.33 0.07 0.00 0.00 0.00 0.00 02:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:24 ens3 0.16 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.40 0.24 0.11 0.53 0.00 0.00 0.00 0.00 03:10:09 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:10:09 ens3 10.36 4.74 19.73 2.54 0.00 0.00 0.00 0.00 03:20:14 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:20:14 ens3 73.80 55.51 702.27 9.36 0.00 0.00 0.00 0.00 03:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:24 ens3 29.83 27.51 451.74 1.86 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 80.00 75.42 1255.65 4.97 0.00 0.00 0.00 0.00 03:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:24 ens3 26.39 24.76 400.08 1.66 0.00 0.00 0.00 0.00 04:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:14 ens3 23.94 22.75 374.15 1.53 0.00 0.00 0.00 0.00 04:10:01 lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 04:10:01 ens3 33.73 27.22 313.43 23.10 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 21.41 18.20 268.36 3.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5697) 04/21/26 _x86_64_ (2 CPU) 01:52:13 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.29 0.00 0.08 0.01 0.04 99.59 02:10:01 0 0.12 0.00 0.09 0.02 0.03 99.75 02:10:01 1 0.45 0.00 0.08 0.00 0.04 99.43 02:20:24 all 0.29 0.00 0.09 0.18 0.02 99.42 02:20:24 0 0.50 0.00 0.07 0.19 0.02 99.23 02:20:24 1 0.08 0.00 0.10 0.17 0.03 99.62 02:30:01 all 0.26 0.00 0.19 0.03 0.02 99.50 02:30:01 0 0.37 0.00 0.19 0.02 0.02 99.40 02:30:01 1 0.16 0.00 0.18 0.03 0.02 99.61 02:40:01 all 0.38 0.00 0.13 0.09 0.38 99.01 02:40:01 0 0.18 0.00 0.10 0.05 0.38 99.27 02:40:01 1 0.58 0.00 0.16 0.13 0.38 98.75 02:50:24 all 0.29 0.00 0.08 0.02 0.02 99.59 02:50:24 0 0.45 0.00 0.08 0.04 0.02 99.41 02:50:24 1 0.12 0.00 0.09 0.01 0.02 99.77 03:00:01 all 0.33 0.00 0.19 0.01 0.02 99.44 03:00:01 0 0.28 0.00 0.21 0.02 0.01 99.48 03:00:01 1 0.38 0.00 0.18 0.01 0.02 99.41 03:10:09 all 0.55 0.00 0.12 0.04 0.02 99.27 03:10:09 0 0.56 0.00 0.12 0.01 0.02 99.29 03:10:09 1 0.54 0.00 0.13 0.07 0.02 99.25 03:20:14 all 11.83 0.00 1.89 0.57 0.09 85.62 03:20:14 0 10.48 0.00 1.86 0.70 0.05 86.90 03:20:14 1 13.18 0.00 1.93 0.43 0.12 84.34 03:30:24 all 0.70 0.00 0.37 0.04 0.04 98.85 03:30:24 0 0.60 0.00 0.19 0.04 0.02 99.14 03:30:24 1 0.79 0.00 0.55 0.04 0.06 98.55 03:40:01 all 1.18 0.00 0.57 0.01 0.04 98.20 03:40:01 0 1.22 0.00 0.48 0.01 0.04 98.25 03:40:01 1 1.13 0.00 0.67 0.02 0.05 98.14 03:50:24 all 0.82 0.00 0.22 0.01 0.04 98.91 03:50:24 0 0.89 0.00 0.26 0.02 0.05 98.78 03:50:24 1 0.75 0.00 0.18 0.01 0.04 99.03 03:50:24 CPU %user %nice %system %iowait %steal %idle 04:00:14 all 0.66 0.00 0.35 0.01 0.04 98.93 04:00:14 0 0.72 0.00 0.46 0.01 0.06 98.75 04:00:14 1 0.61 0.00 0.24 0.01 0.03 99.11 04:10:01 all 3.17 0.00 0.51 0.10 0.05 96.17 04:10:01 0 4.06 0.00 0.61 0.10 0.06 95.17 04:10:01 1 2.28 0.00 0.41 0.10 0.04 97.17 Average: all 1.59 0.00 0.37 0.09 0.06 97.89 Average: 0 1.57 0.00 0.36 0.10 0.06 97.91 Average: 1 1.62 0.00 0.37 0.08 0.07 97.86