---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11002 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: 5600.00 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 8.0G 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 755 5137 4 2346 7186 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:e0:f5:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 4969sec preferred_lft 4969sec inet6 fe80::f816:3eff:fee0:f51c/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-11002) 05/06/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.88 0.01 1.85 0.02 0.81 22.36 215.67 00:20:06 1.90 0.11 1.77 0.03 3.04 24.33 679.66 00:30:06 1.80 0.00 1.78 0.02 0.00 19.66 0.27 00:40:07 24.02 3.01 18.80 2.22 226.04 3197.18 702.77 00:50:07 1.54 0.00 1.53 0.02 0.00 21.95 0.19 01:00:08 1.92 0.00 1.88 0.04 0.00 26.40 0.72 01:10:08 1.58 0.00 1.56 0.02 0.00 133.75 396.12 01:20:08 1.57 0.00 1.56 0.01 0.00 34.76 0.12 01:30:08 2.04 0.00 2.01 0.03 0.00 27.88 1.11 Average: 4.25 0.35 3.64 0.27 25.55 389.86 222.12 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6103848 7501648 306932 3.77 56192 1537544 605332 6.59 481960 1311056 276 00:20:06 6128576 7488084 320504 3.94 56352 1499016 547216 5.96 475552 1272472 296 00:30:06 6129456 7489444 319036 3.92 56488 1499352 547216 5.96 475588 1272944 372 00:40:07 5200376 7397144 363632 4.47 105076 2246820 647412 7.05 603560 2023888 256 00:50:07 5145784 7344324 416564 5.12 105180 2248592 673848 7.34 621996 2025732 256 01:00:08 5146764 7347352 413436 5.08 105292 2250532 677160 7.38 624520 2027656 280 01:10:08 5095320 7331068 429656 5.28 105388 2285492 679040 7.40 626224 2062748 292 01:20:08 5033144 7274536 486092 5.98 105492 2290960 733468 7.99 681264 2068316 276 01:30:08 5066688 7310172 450412 5.54 105636 2292904 700100 7.63 647628 2070372 408 Average: 5449995 7387086 389585 4.79 89011 2016801 645644 7.03 582032 1792798 301 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:04 ens3 0.19 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.12 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:06 ens3 0.47 0.11 0.17 0.09 0.00 0.00 0.00 0.00 00:40:07 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:07 ens3 61.03 43.98 302.41 12.59 0.00 0.00 0.00 0.00 00:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 21.33 17.33 223.67 1.55 0.00 0.00 0.00 0.00 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 9.21 8.60 61.25 0.91 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 14.24 12.78 156.92 1.23 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 17.38 16.33 142.08 1.97 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 13.63 13.35 140.12 1.17 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.28 12.50 114.01 2.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11002) 05/06/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.25 0.00 0.11 0.01 0.03 99.59 00:10:04 0 0.43 0.00 0.09 0.02 0.03 99.43 00:10:04 1 0.06 0.00 0.13 0.00 0.04 99.76 00:20:06 all 0.63 0.00 0.20 0.01 0.04 99.12 00:20:06 0 0.47 0.00 0.21 0.01 0.04 99.27 00:20:06 1 0.80 0.00 0.20 0.01 0.03 98.96 00:30:06 all 0.26 0.00 0.15 0.02 0.04 99.53 00:30:06 0 0.06 0.00 0.18 0.02 0.04 99.70 00:30:06 1 0.47 0.00 0.13 0.02 0.03 99.36 00:40:07 all 10.84 0.00 1.65 2.02 0.05 85.43 00:40:07 0 9.32 0.00 1.54 2.17 0.06 86.91 00:40:07 1 12.37 0.00 1.77 1.86 0.05 83.95 00:50:07 all 0.97 0.00 0.25 0.24 0.05 98.49 00:50:07 0 0.85 0.00 0.13 0.17 0.04 98.81 00:50:07 1 1.09 0.00 0.37 0.31 0.07 98.16 01:00:08 all 3.84 0.00 0.64 0.12 0.05 95.35 01:00:08 0 2.01 0.00 0.42 0.12 0.04 97.41 01:00:08 1 5.69 0.00 0.87 0.12 0.06 93.26 01:10:08 all 5.96 0.00 0.73 0.03 0.07 93.21 01:10:08 0 5.02 0.00 0.55 0.05 0.07 94.31 01:10:08 1 6.89 0.00 0.91 0.01 0.07 92.11 01:20:08 all 2.05 0.00 0.34 0.08 0.05 97.47 01:20:08 0 2.02 0.00 0.28 0.04 0.06 97.62 01:20:08 1 2.08 0.00 0.41 0.13 0.04 97.33 01:30:08 all 1.01 0.00 0.33 0.05 0.04 98.56 01:30:08 0 1.23 0.00 0.42 0.06 0.05 98.23 01:30:08 1 0.79 0.00 0.24 0.05 0.03 98.89 Average: all 2.86 0.00 0.49 0.29 0.05 96.31 Average: 0 2.38 0.00 0.42 0.29 0.05 96.86 Average: 1 3.35 0.00 0.56 0.28 0.05 95.77