---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12463 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 8.3G 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 757 4888 4 2588 7184 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:54:1d:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78858sec preferred_lft 78858sec inet6 fe80::f816:3eff:fe54:1da2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12463) 05/10/26 _x86_64_ (2 CPU) 01:44:38 LINUX RESTART (2 CPU) 01:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:06 1.62 0.01 1.60 0.01 0.05 19.04 667.01 02:10:01 1.91 0.26 1.63 0.03 32.30 74.96 1.44 02:20:18 1.41 0.00 1.40 0.01 0.01 16.39 0.70 02:30:16 14.26 0.00 1.66 12.59 0.15 20.10 110103.05 02:40:01 1.30 0.00 1.30 0.00 0.00 15.89 0.00 02:50:06 1.78 0.40 1.38 0.00 15.70 47.76 0.00 03:00:18 22.04 2.57 17.27 2.19 208.14 3090.03 600.10 03:10:01 1.14 0.00 1.14 0.00 0.00 15.05 0.00 03:20:18 1.41 0.00 1.41 0.00 0.00 127.96 0.05 03:30:18 1.75 0.00 1.71 0.03 0.00 431.63 0.48 03:40:01 1.56 0.00 1.54 0.02 0.00 114.67 0.33 03:50:16 6.87 0.08 5.07 1.71 5.98 961.77 2642.36 Average: 4.80 0.28 3.13 1.39 22.21 418.38 9481.65 01:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:06 6286412 7537216 283276 3.48 30712 1425732 533040 5.81 451772 1187404 236 02:10:01 6243400 7521176 298884 3.68 31080 1451988 533040 5.81 460968 1204952 188 02:20:18 6250288 7528604 291448 3.58 31284 1452316 533040 5.81 461044 1205484 180 02:30:16 6248336 7527204 292596 3.60 31456 1452684 533260 5.81 461144 1205988 168 02:40:01 6253484 7532980 286800 3.53 31620 1453148 533260 5.81 461400 1206488 156 02:50:06 6198728 7499348 320064 3.94 31916 1473712 576960 6.28 504908 1225788 6164 03:00:18 5063588 7185392 586096 7.21 85376 2200360 822328 8.96 784972 1961908 168 03:10:01 4949296 7071656 699824 8.61 85516 2200784 776648 8.46 738252 1962464 220 03:20:18 5024448 7198740 572492 7.04 85672 2252320 857904 9.34 803668 2014156 17288 03:30:18 4822420 7105172 664220 8.17 85840 2359116 933244 10.16 878572 2121128 200 03:40:01 4747132 7058772 709928 8.73 86036 2387412 1012688 11.03 909004 2149488 128 03:50:16 5001664 7352384 423064 5.20 89304 2429500 661444 7.20 652932 2193232 29804 Average: 5590766 7343220 452391 5.56 58818 1878256 692238 7.54 630720 1636540 4575 01:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 1.17 0.06 0.14 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.62 0.21 3.15 0.03 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 0.88 0.04 10.53 0.01 0.00 0.00 0.00 0.00 02:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:16 ens3 0.49 0.03 0.80 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 0.38 0.06 0.10 0.05 0.00 0.00 0.00 0.00 02:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:06 ens3 14.24 7.24 33.58 3.18 0.00 0.00 0.00 0.00 03:00:18 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:18 ens3 80.32 62.52 699.52 10.01 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 37.97 33.88 551.49 2.23 0.00 0.00 0.00 0.00 03:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:18 ens3 77.23 69.97 1161.32 4.59 0.00 0.00 0.00 0.00 03:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:18 ens3 27.48 25.12 397.42 1.72 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 26.60 22.49 375.42 1.52 0.00 0.00 0.00 0.00 03:50:16 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 03:50:16 ens3 36.74 28.05 286.47 27.22 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 25.60 21.01 295.76 4.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12463) 05/10/26 _x86_64_ (2 CPU) 01:44:38 LINUX RESTART (2 CPU) 01:50:18 CPU %user %nice %system %iowait %steal %idle 02:00:06 all 0.28 0.00 0.16 0.01 0.04 99.51 02:00:06 0 0.08 0.00 0.18 0.01 0.05 99.68 02:00:06 1 0.48 0.00 0.14 0.01 0.04 99.34 02:10:01 all 0.38 0.00 0.10 0.02 0.04 99.45 02:10:01 0 0.51 0.00 0.12 0.04 0.04 99.29 02:10:01 1 0.25 0.00 0.08 0.01 0.04 99.61 02:20:18 all 0.21 0.00 0.06 0.01 0.03 99.68 02:20:18 0 0.36 0.00 0.05 0.02 0.03 99.54 02:20:18 1 0.06 0.00 0.08 0.01 0.04 99.82 02:30:16 all 0.28 0.00 0.17 0.03 0.03 99.49 02:30:16 0 0.39 0.00 0.17 0.05 0.03 99.37 02:30:16 1 0.17 0.00 0.18 0.02 0.03 99.60 02:40:01 all 0.29 0.00 0.08 0.01 0.03 99.59 02:40:01 0 0.11 0.00 0.10 0.00 0.04 99.76 02:40:01 1 0.47 0.00 0.06 0.01 0.03 99.42 02:50:06 all 0.55 0.00 0.13 0.01 0.03 99.27 02:50:06 0 0.63 0.00 0.13 0.01 0.03 99.19 02:50:06 1 0.48 0.00 0.14 0.01 0.03 99.34 03:00:18 all 10.46 0.00 1.82 0.81 0.08 86.84 03:00:18 0 10.93 0.00 1.72 0.78 0.07 86.51 03:00:18 1 9.98 0.00 1.93 0.84 0.09 87.17 03:10:01 all 0.67 0.00 0.29 0.01 0.07 98.96 03:10:01 0 0.75 0.00 0.27 0.00 0.07 98.90 03:10:01 1 0.59 0.00 0.31 0.01 0.07 99.02 03:20:18 all 1.12 0.00 0.56 0.01 0.08 98.22 03:20:18 0 0.94 0.00 0.52 0.01 0.08 98.45 03:20:18 1 1.30 0.00 0.61 0.01 0.08 98.00 03:30:18 all 0.79 0.00 0.30 0.02 0.09 98.81 03:30:18 0 0.72 0.00 0.29 0.02 0.08 98.89 03:30:18 1 0.85 0.00 0.31 0.02 0.10 98.72 03:40:01 all 0.63 0.00 0.25 0.01 0.09 99.02 03:40:01 0 0.59 0.00 0.18 0.01 0.08 99.14 03:40:01 1 0.67 0.00 0.31 0.01 0.10 98.91 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:16 all 5.64 0.00 0.69 0.12 0.08 93.46 03:50:16 0 3.67 0.00 0.70 0.06 0.10 95.47 03:50:16 1 7.61 0.00 0.68 0.19 0.06 91.46 Average: all 1.80 0.00 0.39 0.09 0.06 97.66 Average: 0 1.67 0.00 0.37 0.09 0.06 97.82 Average: 1 1.94 0.00 0.41 0.10 0.06 97.50