---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29923 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 8.0G 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 795 5101 4 2341 7146 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:8f:ca:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78743sec preferred_lft 78743sec inet6 fe80::f816:3eff:fe8f:ca7c/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-29923) 03/25/26 _x86_64_ (2 CPU) 01:53:45 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:18 1.28 0.01 1.25 0.02 1.08 15.56 1.22 02:20:28 1.26 0.00 1.25 0.02 0.01 15.17 1.08 02:30:01 16.33 14.18 2.05 0.09 158.28 47.79 239.54 02:40:28 1.15 0.00 1.13 0.02 0.00 14.80 1.26 02:50:28 1.15 0.00 1.13 0.01 0.00 14.52 1.08 03:00:01 37.19 3.17 18.50 15.52 238.11 3238.69 114919.97 03:10:08 1.74 0.01 1.70 0.04 0.57 75.82 1.46 03:20:28 1.32 0.00 1.32 0.00 0.00 21.52 0.05 03:30:28 1.56 0.00 1.54 0.02 0.00 134.53 389.46 03:40:28 1.35 0.01 1.34 0.00 0.20 45.12 0.01 03:50:28 1.33 0.00 1.32 0.01 0.00 45.24 0.15 04:00:18 3.17 0.04 2.48 0.64 1.45 103.82 2878.41 Average: 5.53 1.38 2.84 1.30 31.75 301.54 9414.73 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:18 6245712 7521056 298936 3.68 30880 1449760 536332 5.84 458796 1199996 188 02:20:28 6252628 7528516 291472 3.58 31088 1450088 536332 5.84 458876 1200532 132 02:30:01 6185116 7518136 292800 3.60 35276 1494716 536484 5.84 459548 1248712 356 02:40:28 6185116 7518688 292256 3.59 35488 1495036 536548 5.84 459676 1249260 188 02:50:28 6184868 7519112 291860 3.59 35688 1495484 536548 5.84 459812 1249792 132 03:00:01 5263804 7427584 335028 4.12 88888 2230672 591808 6.45 578260 1992596 9356 03:10:08 5195316 7361800 400756 4.93 89044 2233324 673304 7.33 625700 1995404 248 03:20:28 5192368 7360800 401764 4.94 89168 2235148 693304 7.55 645040 1997352 180 03:30:28 5095452 7298880 463508 5.70 89340 2269924 729016 7.94 681100 2032300 372 03:40:28 5119612 7332892 429352 5.28 89476 2279568 693064 7.55 646136 2041904 972 03:50:28 5058096 7279792 482416 5.93 89608 2287704 730652 7.96 683516 2050204 232 04:00:18 5229376 7316488 454368 5.59 90752 2159636 678660 7.39 681616 1923032 75288 Average: 5600622 7415312 369543 4.54 66225 1923422 622671 6.78 569840 1681757 7304 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:18 ens3 0.73 0.04 0.07 0.02 0.00 0.00 0.00 0.00 02:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:28 ens3 0.92 0.04 10.66 0.01 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 0.28 0.05 0.20 0.02 0.00 0.00 0.00 0.00 02:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:28 ens3 0.28 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:50:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:28 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 64.63 44.57 310.94 11.83 0.00 0.00 0.00 0.00 03:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:08 ens3 23.60 19.37 221.88 2.20 0.00 0.00 0.00 0.00 03:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:28 ens3 9.36 8.17 59.35 0.86 0.00 0.00 0.00 0.00 03:30:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:28 ens3 14.73 12.81 156.83 1.25 0.00 0.00 0.00 0.00 03:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:28 ens3 6.80 6.32 33.44 0.87 0.00 0.00 0.00 0.00 03:50:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:28 ens3 20.07 18.66 227.78 1.79 0.00 0.00 0.00 0.00 04:00:18 lo 1.03 1.03 0.06 0.06 0.00 0.00 0.00 0.00 04:00:18 ens3 18.34 14.97 73.70 13.01 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 13.08 10.25 90.16 2.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29923) 03/25/26 _x86_64_ (2 CPU) 01:53:45 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:18 all 0.25 0.00 0.07 0.01 0.04 99.62 02:10:18 0 0.05 0.00 0.10 0.01 0.05 99.80 02:10:18 1 0.46 0.00 0.05 0.02 0.03 99.45 02:20:28 all 0.27 0.00 0.06 0.01 0.04 99.61 02:20:28 0 0.05 0.00 0.07 0.01 0.05 99.82 02:20:28 1 0.50 0.00 0.05 0.01 0.03 99.41 02:30:01 all 0.29 0.17 0.24 0.16 0.04 99.11 02:30:01 0 0.14 0.01 0.21 0.05 0.04 99.56 02:30:01 1 0.44 0.34 0.27 0.26 0.04 98.66 02:40:28 all 0.26 0.00 0.07 0.03 0.04 99.61 02:40:28 0 0.47 0.00 0.05 0.05 0.03 99.40 02:40:28 1 0.04 0.00 0.08 0.01 0.04 99.82 02:50:28 all 0.23 0.00 0.08 0.01 0.03 99.64 02:50:28 0 0.28 0.00 0.06 0.02 0.03 99.61 02:50:28 1 0.19 0.00 0.09 0.01 0.04 99.68 03:00:01 all 11.36 0.00 1.84 1.10 0.05 85.64 03:00:01 0 14.97 0.00 1.99 1.61 0.04 81.38 03:00:01 1 7.74 0.00 1.69 0.60 0.06 89.92 03:10:08 all 1.34 0.00 0.32 0.04 0.05 98.26 03:10:08 0 1.25 0.00 0.23 0.06 0.04 98.42 03:10:08 1 1.42 0.00 0.41 0.01 0.07 98.09 03:20:28 all 2.62 0.00 0.36 0.01 0.05 96.95 03:20:28 0 2.77 0.00 0.35 0.01 0.05 96.83 03:20:28 1 2.48 0.00 0.38 0.01 0.06 97.08 03:30:28 all 5.57 0.00 0.77 0.02 0.07 93.58 03:30:28 0 7.20 0.00 0.98 0.03 0.07 91.72 03:30:28 1 3.97 0.00 0.55 0.01 0.06 95.42 03:40:28 all 2.19 0.00 0.31 0.01 0.05 97.44 03:40:28 0 1.58 0.00 0.21 0.01 0.05 98.15 03:40:28 1 2.81 0.00 0.41 0.01 0.05 96.72 03:50:28 all 1.77 0.00 0.36 0.02 0.05 97.80 03:50:28 0 0.76 0.00 0.20 0.02 0.04 98.98 03:50:28 1 2.79 0.00 0.53 0.01 0.06 96.61 03:50:28 CPU %user %nice %system %iowait %steal %idle 04:00:18 all 2.80 0.00 0.45 0.04 0.05 96.65 04:00:18 0 3.92 0.00 0.59 0.06 0.06 95.37 04:00:18 1 1.68 0.00 0.31 0.03 0.04 97.94 Average: all 2.36 0.01 0.40 0.12 0.05 97.06 Average: 0 2.72 0.00 0.41 0.16 0.05 96.67 Average: 1 2.01 0.03 0.39 0.08 0.05 97.44