---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19386 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 8.1G 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 868 4897 4 2476 7072 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:b0:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 74554sec preferred_lft 74554sec inet6 fe80::f816:3eff:fe86:b00f/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-19386) 05/24/26 _x86_64_ (2 CPU) 00:00:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:20 1.54 0.02 1.51 0.01 0.83 29.35 0.43 00:20:17 1.62 0.12 1.48 0.03 3.63 22.92 41.93 00:30:21 1.38 0.00 1.36 0.01 0.00 28.30 0.79 00:40:22 1.35 0.00 1.35 0.00 0.00 35.00 0.00 00:50:23 29.02 13.49 1.99 13.53 149.22 46.52 106190.10 01:00:17 1.57 0.00 1.53 0.04 0.00 29.71 4.72 01:10:25 1.43 0.00 1.38 0.05 0.00 22.98 396.40 01:20:17 1.47 0.00 1.41 0.06 0.00 23.65 405.96 01:30:26 1.53 0.00 1.48 0.06 0.00 30.47 7.86 01:40:07 1.48 0.00 1.43 0.04 0.00 29.33 6.08 01:50:26 1.37 0.00 1.32 0.05 0.00 26.53 7.09 02:00:17 1.60 0.00 1.55 0.05 0.00 32.41 7.71 02:10:26 1.52 0.01 1.46 0.05 0.59 25.37 7.24 02:20:26 1.59 0.00 1.54 0.05 0.00 31.36 6.71 02:30:07 1.61 0.00 1.58 0.03 0.00 31.06 2.17 02:40:26 1.34 0.00 1.32 0.02 0.00 27.05 1.16 Average: 3.21 0.85 1.48 0.88 9.66 29.49 6703.18 00:00:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:20 5166816 7384792 382636 4.71 86764 2292024 847160 9.23 618240 2054972 196 00:20:17 5143776 7363356 403944 4.97 87068 2293280 846316 9.22 618468 2056164 228 00:30:21 5140280 7363568 403672 4.96 87208 2296760 846348 9.22 618504 2059800 328 00:40:22 5140028 7369360 397780 4.89 87356 2302604 846428 9.22 618596 2065764 176 00:50:23 5067368 7353412 404844 4.98 90344 2348000 846628 9.22 619332 2113544 244 01:00:17 5062840 7352492 405668 4.99 90500 2351364 854932 9.31 619320 2117060 196 01:10:25 5068220 7360160 397960 4.89 90696 2353452 846756 9.22 619596 2119192 328 01:20:17 5066972 7361352 396712 4.88 90896 2355628 846724 9.22 619820 2121600 384 01:30:26 5076324 7374628 383272 4.71 91100 2359304 846900 9.22 619656 2125464 452 01:40:07 5070280 7372244 385552 4.74 91288 2362724 846900 9.22 619824 2129076 348 01:50:26 5068276 7373776 384008 4.72 91460 2366040 846932 9.22 619896 2132568 360 02:00:17 5065520 7375336 382344 4.70 91628 2370124 846912 9.22 619984 2136692 236 02:10:26 5041944 7354776 402876 4.95 91824 2372912 846928 9.22 620228 2139548 544 02:20:26 5038420 7355432 402120 4.94 92028 2376836 846912 9.22 620252 2143672 348 02:30:07 5048548 7369280 388224 4.77 92172 2380332 847072 9.23 620392 2147332 216 02:40:26 5047792 7372552 384848 4.73 92324 2384156 855296 9.32 620564 2151180 492 Average: 5082088 7366032 394154 4.85 90291 2347846 847822 9.23 619542 2113352 317 00:00:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:20 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:20 ens3 5.21 4.30 1.28 0.78 0.00 0.00 0.00 0.00 00:20:17 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:17 ens3 5.82 2.17 0.95 0.63 0.00 0.00 0.00 0.00 00:30:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:21 ens3 9.13 7.13 2.20 1.35 0.00 0.00 0.00 0.00 00:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:22 ens3 5.86 4.63 1.19 0.67 0.00 0.00 0.00 0.00 00:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:23 ens3 6.35 3.71 0.95 0.37 0.00 0.00 0.00 0.00 01:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 9.97 8.01 2.33 1.45 0.00 0.00 0.00 0.00 01:10:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:25 ens3 2.49 1.55 5.53 0.22 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 5.89 4.86 1.34 0.84 0.00 0.00 0.00 0.00 01:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:26 ens3 6.95 5.61 1.73 1.08 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 9.26 7.59 2.16 1.36 0.00 0.00 0.00 0.00 01:50:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:26 ens3 7.46 4.59 1.71 0.96 0.00 0.00 0.00 0.00 02:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:17 ens3 12.15 9.21 2.82 1.73 0.00 0.00 0.00 0.00 02:10:26 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:26 ens3 4.00 3.10 1.73 0.52 0.00 0.00 0.00 0.00 02:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:26 ens3 8.87 7.34 2.19 1.40 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 8.31 6.97 2.00 1.26 0.00 0.00 0.00 0.00 02:40:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:26 ens3 6.40 5.42 1.49 0.96 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.11 5.37 1.98 0.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19386) 05/24/26 _x86_64_ (2 CPU) 00:00:19 CPU %user %nice %system %iowait %steal %idle 00:10:20 all 2.01 0.00 0.29 0.01 0.09 97.61 00:10:20 0 0.95 0.00 0.19 0.01 0.06 98.79 00:10:20 1 3.07 0.00 0.39 0.01 0.11 96.43 00:20:17 all 0.84 0.00 0.25 0.04 0.05 98.82 00:20:17 0 0.77 0.00 0.24 0.04 0.04 98.92 00:20:17 1 0.92 0.00 0.26 0.05 0.05 98.72 00:30:21 all 3.36 0.00 0.46 0.01 0.09 96.08 00:30:21 0 2.54 0.00 0.42 0.01 0.09 96.95 00:30:21 1 4.19 0.00 0.49 0.02 0.08 95.22 00:40:22 all 2.36 0.00 0.27 0.01 0.07 97.29 00:40:22 0 2.35 0.00 0.24 0.00 0.08 97.33 00:40:22 1 2.36 0.00 0.31 0.01 0.07 97.25 00:50:23 all 0.58 0.18 0.23 0.19 0.05 98.77 00:50:23 0 0.45 0.01 0.18 0.03 0.05 99.28 00:50:23 1 0.71 0.35 0.28 0.36 0.05 98.26 01:00:17 all 3.43 0.00 0.45 0.01 0.08 96.02 01:00:17 0 2.13 0.00 0.35 0.01 0.07 97.44 01:00:17 1 4.74 0.00 0.55 0.01 0.09 94.61 01:10:25 all 1.63 0.00 0.36 0.01 0.07 97.92 01:10:25 0 2.36 0.00 0.60 0.01 0.07 96.95 01:10:25 1 0.91 0.00 0.12 0.01 0.07 98.89 01:20:17 all 3.58 0.00 0.36 0.01 0.07 95.98 01:20:17 0 3.90 0.00 0.41 0.01 0.07 95.61 01:20:17 1 3.25 0.00 0.32 0.01 0.07 96.35 01:30:26 all 2.86 0.00 0.39 0.01 0.09 96.65 01:30:26 0 2.27 0.00 0.33 0.01 0.09 97.30 01:30:26 1 3.46 0.00 0.44 0.02 0.09 95.99 01:40:07 all 4.88 0.00 0.59 0.01 0.09 94.42 01:40:07 0 4.49 0.00 0.42 0.01 0.09 94.98 01:40:07 1 5.28 0.00 0.77 0.01 0.10 93.85 01:50:26 all 2.51 0.00 0.42 0.01 0.09 96.97 01:50:26 0 2.45 0.00 0.31 0.01 0.06 97.17 01:50:26 1 2.57 0.00 0.53 0.01 0.11 96.78 01:50:26 CPU %user %nice %system %iowait %steal %idle 02:00:17 all 4.72 0.00 0.56 0.02 0.08 94.62 02:00:17 0 3.11 0.00 0.44 0.02 0.07 96.36 02:00:17 1 6.33 0.00 0.69 0.02 0.09 92.87 02:10:26 all 2.58 0.00 0.49 0.01 0.07 96.85 02:10:26 0 2.45 0.00 0.28 0.02 0.06 97.19 02:10:26 1 2.71 0.00 0.70 0.00 0.08 96.50 02:20:26 all 3.57 0.00 0.38 0.01 0.09 95.95 02:20:26 0 4.97 0.00 0.49 0.01 0.11 94.41 02:20:26 1 2.16 0.00 0.27 0.01 0.07 97.49 02:30:07 all 4.24 0.00 0.69 0.01 0.10 94.97 02:30:07 0 3.14 0.00 0.51 0.00 0.10 96.25 02:30:07 1 5.32 0.00 0.86 0.02 0.09 93.70 02:40:26 all 3.81 0.00 0.83 0.01 0.09 95.27 02:40:26 0 2.59 0.00 0.29 0.01 0.10 97.01 02:40:26 1 5.02 0.00 1.37 0.01 0.08 93.53 Average: all 2.92 0.01 0.44 0.02 0.08 96.52 Average: 0 2.55 0.00 0.35 0.01 0.08 97.00 Average: 1 3.30 0.02 0.52 0.04 0.08 96.04