---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16123 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 7.9G 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 778 5188 4 2263 7163 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:c4:eb:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78685sec preferred_lft 78685sec inet6 fe80::f816:3eff:fec4:eb50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16123) 05/18/26 _x86_64_ (2 CPU) 00:42:04 LINUX RESTART (2 CPU) 00:50:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.40 0.01 1.36 0.03 0.06 17.07 463.23 01:10:39 1.15 0.00 1.14 0.02 0.00 14.38 1.13 01:20:49 13.55 0.00 1.20 12.35 0.16 15.16 107387.53 01:30:01 1.37 0.00 1.34 0.03 0.00 17.21 475.10 01:40:39 1.75 0.24 1.48 0.03 30.11 70.74 1.45 01:50:42 5.79 1.37 4.30 0.12 100.24 500.14 5.63 02:00:01 19.51 1.77 15.47 2.27 136.90 2870.28 654.44 02:10:09 1.46 0.00 1.46 0.01 0.00 23.84 0.12 02:20:39 1.42 0.00 1.41 0.01 0.00 19.43 0.08 02:30:01 1.62 0.00 1.60 0.02 0.00 151.21 423.32 02:40:39 1.29 0.00 1.28 0.01 0.00 27.99 0.14 02:50:02 4.56 0.09 3.50 0.97 6.52 277.70 2172.74 Average: 4.49 0.28 2.88 1.33 22.33 317.47 9468.08 00:50:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6301792 7548920 271552 3.34 30724 1422060 533792 5.81 443636 1183608 168 01:10:39 6299620 7547324 273144 3.36 30932 1422420 533880 5.81 443828 1184176 124 01:20:49 6301964 7550276 270040 3.32 31164 1422792 533888 5.82 444516 1184752 156 01:30:01 6295688 7544516 275716 3.39 31364 1423092 534136 5.82 444352 1185252 124 01:40:39 6258424 7534436 285432 3.51 31748 1449540 534988 5.83 454844 1202880 128 01:50:42 5820944 7427296 369556 4.54 59764 1732304 618960 6.74 569816 1500152 183084 02:00:01 5244880 7365360 405844 4.99 85092 2199288 662352 7.21 621776 1960416 276 02:10:09 5215032 7337688 433416 5.33 85248 2201312 726004 7.91 627052 1962592 212 02:20:39 5219748 7343584 427688 5.26 85428 2202316 690628 7.52 641208 1963776 180 02:30:01 5176504 7337528 433624 5.33 85576 2239272 682100 7.43 631160 2000756 320 02:40:39 5138336 7303616 467480 5.75 85708 2243336 716120 7.80 665692 2004952 124 02:50:02 5354544 7371072 408940 5.03 87556 2100708 623948 6.80 610316 1862556 25036 Average: 5718956 7434301 360203 4.43 60859 1838203 615900 6.71 549850 1599656 17494 00:50:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.72 0.06 0.09 0.04 0.00 0.00 0.00 0.00 01:10:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:39 ens3 0.96 0.06 10.10 0.03 0.00 0.00 0.00 0.00 01:20:49 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:49 ens3 0.50 0.11 0.12 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.28 0.05 0.07 0.04 0.00 0.00 0.00 0.00 01:40:39 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:39 ens3 0.73 0.42 3.01 0.56 0.00 0.00 0.00 0.00 01:50:42 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 01:50:42 ens3 25.90 15.21 135.90 4.63 0.00 0.00 0.00 0.00 02:00:01 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 02:00:01 ens3 56.31 41.53 299.08 8.22 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 16.28 15.14 165.88 1.28 0.00 0.00 0.00 0.00 02:20:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:39 ens3 2.98 2.58 4.83 0.45 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 18.95 17.73 198.18 1.84 0.00 0.00 0.00 0.00 02:40:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:39 ens3 20.96 19.94 211.26 1.89 0.00 0.00 0.00 0.00 02:50:02 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 19.49 16.42 75.61 9.74 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 13.37 10.54 90.74 2.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16123) 05/18/26 _x86_64_ (2 CPU) 00:42:04 LINUX RESTART (2 CPU) 00:50:35 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.31 0.00 0.17 0.01 0.02 99.49 01:00:01 0 0.10 0.00 0.17 0.00 0.02 99.71 01:00:01 1 0.53 0.00 0.17 0.02 0.02 99.28 01:10:39 all 0.26 0.00 0.07 0.01 0.03 99.63 01:10:39 0 0.06 0.00 0.08 0.01 0.03 99.82 01:10:39 1 0.46 0.00 0.06 0.01 0.02 99.45 01:20:49 all 0.27 0.00 0.08 0.03 0.03 99.60 01:20:49 0 0.07 0.00 0.09 0.01 0.03 99.80 01:20:49 1 0.46 0.00 0.08 0.05 0.02 99.39 01:30:01 all 0.24 0.00 0.17 0.01 0.02 99.55 01:30:01 0 0.38 0.00 0.18 0.02 0.02 99.40 01:30:01 1 0.11 0.00 0.16 0.00 0.02 99.71 01:40:39 all 0.34 0.00 0.11 0.02 0.03 99.51 01:40:39 0 0.55 0.00 0.12 0.04 0.02 99.26 01:40:39 1 0.13 0.00 0.09 0.00 0.03 99.75 01:50:42 all 2.79 0.00 0.45 0.21 0.03 96.52 01:50:42 0 2.97 0.00 0.47 0.26 0.02 96.28 01:50:42 1 2.60 0.00 0.43 0.16 0.04 96.77 02:00:01 all 9.11 0.00 1.54 0.39 0.06 88.90 02:00:01 0 6.50 0.00 1.35 0.33 0.06 91.76 02:00:01 1 11.72 0.00 1.73 0.45 0.05 86.04 02:10:09 all 0.88 0.00 0.22 0.01 0.06 98.83 02:10:09 0 0.92 0.00 0.18 0.01 0.05 98.84 02:10:09 1 0.84 0.00 0.27 0.01 0.06 98.82 02:20:39 all 6.92 0.00 0.60 0.01 0.07 92.41 02:20:39 0 10.82 0.00 0.87 0.01 0.06 88.23 02:20:39 1 3.16 0.00 0.34 0.01 0.07 96.42 02:30:01 all 1.61 0.00 0.36 0.01 0.06 97.96 02:30:01 0 1.40 0.00 0.34 0.02 0.06 98.19 02:30:01 1 1.82 0.00 0.37 0.01 0.06 97.74 02:40:39 all 1.55 0.00 0.32 0.01 0.06 98.07 02:40:39 0 1.08 0.00 0.28 0.01 0.06 98.57 02:40:39 1 2.02 0.00 0.36 0.00 0.06 97.57 02:40:39 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 3.64 0.00 0.48 0.07 0.06 95.75 02:50:02 0 4.95 0.00 0.50 0.08 0.04 94.42 02:50:02 1 2.32 0.00 0.46 0.05 0.08 97.09 Average: all 2.28 0.00 0.37 0.06 0.04 97.24 Average: 0 2.44 0.00 0.38 0.06 0.04 97.07 Average: 1 2.13 0.00 0.37 0.06 0.04 97.40