---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29888 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 736 5043 4 2452 7204 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:93:ae:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78779sec preferred_lft 78779sec inet6 fe80::f816:3eff:fe93:aecd/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-29888) 03/25/26 _x86_64_ (2 CPU) 00:39:50 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:29 5.73 3.08 2.61 0.04 366.94 2301.18 209.89 01:00:19 1.71 0.01 1.67 0.03 0.05 657.76 666.29 01:10:01 1.94 0.32 1.58 0.03 40.22 73.85 1.32 01:20:29 1.48 0.01 1.47 0.00 1.02 16.93 0.17 01:30:29 1.64 0.00 1.63 0.01 0.00 19.60 0.37 01:40:01 1.35 0.00 1.35 0.00 0.00 15.45 0.00 01:50:29 21.54 2.89 16.53 2.12 217.73 2962.07 926.47 02:00:29 1.49 0.00 1.47 0.02 0.48 22.91 0.31 02:10:01 15.45 0.00 1.38 14.06 0.15 17.04 111907.82 02:20:29 1.54 0.00 1.51 0.02 0.00 287.13 0.36 02:30:29 1.69 0.00 1.65 0.03 0.00 164.99 0.57 02:40:01 1.27 0.00 1.27 0.00 0.00 15.54 0.00 Average: 4.78 0.55 2.91 1.32 54.39 566.48 9054.23 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:29 6310228 7556456 263928 3.25 30524 1421376 526480 5.73 440128 1183060 124 01:00:19 6306708 7553504 266800 3.28 30752 1421708 526480 5.73 440172 1183620 132 01:10:01 6241628 7517048 302736 3.72 31128 1449580 723660 7.88 457200 1200804 216 01:20:29 6256788 7533044 286784 3.53 31308 1450216 528452 5.76 456032 1201308 124 01:30:29 6255156 7531956 287832 3.54 31500 1450548 528516 5.76 456220 1201832 124 01:40:01 6255156 7532556 287228 3.53 31644 1451000 528652 5.76 456528 1202300 172 01:50:29 5363280 7470464 301224 3.70 85180 2186128 558828 6.09 545200 1945408 500 02:00:29 5070988 7179056 592668 7.29 85292 2186992 837220 9.12 796820 1946376 328 02:10:01 5012740 7121464 650236 8.00 85404 2187536 925072 10.08 867212 1947012 172 02:20:29 5011768 7206280 564512 6.94 85600 2272432 889256 9.69 782976 2032100 176 02:30:29 4888488 7127840 642312 7.90 85748 2316500 903932 9.85 847772 2076192 188 02:40:01 4928212 7168092 602056 7.40 85844 2316928 866268 9.44 810136 2076716 164 Average: 5658428 7374813 420693 5.17 58327 1842579 695235 7.57 613033 1599727 202 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:29 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:29 ens3 12.49 5.95 33.96 1.71 0.00 0.00 0.00 0.00 01:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:19 ens3 0.73 0.10 0.10 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 0.93 0.26 5.34 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 0.64 0.12 0.69 0.06 0.00 0.00 0.00 0.00 01:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:29 ens3 0.39 0.07 0.07 0.03 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 0.39 0.10 0.10 0.05 0.00 0.00 0.00 0.00 01:50:29 lo 1.29 1.29 0.10 0.10 0.00 0.00 0.00 0.00 01:50:29 ens3 48.45 35.03 282.48 9.85 0.00 0.00 0.00 0.00 02:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:29 ens3 38.62 34.33 608.57 2.54 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 84.26 79.77 1377.76 5.21 0.00 0.00 0.00 0.00 02:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:29 ens3 27.31 26.03 465.33 1.75 0.00 0.00 0.00 0.00 02:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:29 ens3 29.63 28.12 495.00 1.86 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 5.73 5.31 84.07 0.40 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 20.79 17.86 276.86 1.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29888) 03/25/26 _x86_64_ (2 CPU) 00:39:50 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:29 all 0.66 0.00 0.33 0.26 0.07 98.68 00:50:29 0 0.50 0.00 0.33 0.23 0.04 98.90 00:50:29 1 0.83 0.00 0.32 0.29 0.11 98.45 01:00:19 all 0.25 0.00 0.16 0.02 0.03 99.53 01:00:19 0 0.14 0.00 0.15 0.02 0.04 99.65 01:00:19 1 0.37 0.00 0.17 0.01 0.03 99.41 01:10:01 all 0.39 0.00 0.12 0.02 0.02 99.45 01:10:01 0 0.53 0.00 0.08 0.02 0.01 99.36 01:10:01 1 0.25 0.00 0.16 0.03 0.03 99.53 01:20:29 all 0.30 0.00 0.10 0.05 0.02 99.52 01:20:29 0 0.37 0.00 0.09 0.09 0.02 99.43 01:20:29 1 0.23 0.00 0.11 0.01 0.03 99.62 01:30:29 all 0.30 0.00 0.19 0.01 0.03 99.47 01:30:29 0 0.45 0.00 0.18 0.01 0.03 99.33 01:30:29 1 0.15 0.00 0.19 0.01 0.04 99.61 01:40:01 all 0.24 0.00 0.11 0.01 0.03 99.61 01:40:01 0 0.29 0.00 0.07 0.01 0.03 99.60 01:40:01 1 0.19 0.00 0.14 0.00 0.04 99.63 01:50:29 all 10.06 0.00 1.54 0.52 0.05 87.83 01:50:29 0 10.06 0.00 1.49 0.41 0.05 87.99 01:50:29 1 10.07 0.00 1.59 0.62 0.05 87.67 02:00:29 all 0.87 0.00 0.39 0.02 0.07 98.65 02:00:29 0 0.83 0.00 0.56 0.04 0.09 98.48 02:00:29 1 0.91 0.00 0.22 0.01 0.05 98.82 02:10:01 all 1.08 0.00 0.59 0.03 0.07 98.23 02:10:01 0 1.59 0.00 0.93 0.04 0.08 97.35 02:10:01 1 0.58 0.00 0.25 0.01 0.06 99.10 02:20:29 all 0.75 0.00 0.28 0.02 0.07 98.89 02:20:29 0 0.84 0.00 0.36 0.02 0.08 98.71 02:20:29 1 0.66 0.00 0.20 0.01 0.07 99.06 02:30:29 all 0.79 0.00 0.35 0.01 0.07 98.78 02:30:29 0 0.89 0.00 0.47 0.01 0.09 98.54 02:30:29 1 0.68 0.00 0.23 0.01 0.05 99.03 02:30:29 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 0.43 0.00 0.16 0.01 0.06 99.33 02:40:01 0 0.50 0.00 0.18 0.02 0.06 99.25 02:40:01 1 0.37 0.00 0.14 0.01 0.05 99.42 Average: all 1.38 0.00 0.36 0.08 0.05 98.12 Average: 0 1.45 0.00 0.41 0.08 0.05 98.01 Average: 1 1.31 0.00 0.32 0.09 0.05 98.23