---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8136 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 26G 130G 17% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 870 11663 4 19558 30754 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:36:36:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.206/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84018sec preferred_lft 84018sec inet6 fe80::f816:3eff:fe36:360d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:af:08:61:d8:f3 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::b4af:8ff:fe61:d8f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8136) 05/04/26 _x86_64_ (8 CPU) 12:16:42 LINUX RESTART (8 CPU) 12:20:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:23 1.91 0.04 1.86 0.01 2.23 22.51 220.80 12:40:23 37.52 2.88 33.77 0.86 223.40 1757.04 487.31 12:50:23 297.59 0.94 288.58 8.07 57.92 61062.61 343240.52 Average: 112.34 1.29 108.07 2.98 94.52 20947.39 114649.54 12:20:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:23 30153836 31778508 609552 1.85 60372 1903264 1509416 4.45 182656 2239408 16 12:40:23 29100232 31416052 930660 2.83 105424 2514740 1575684 4.65 317564 3096880 232528 12:50:23 15933944 30882720 1364644 4.15 392388 14225216 1787136 5.27 8148188 7683768 6136 Average: 25062671 31359093 968285 2.95 186061 6214407 1624079 4.79 2882803 4340019 79560 12:20:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:23 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:23 ens3 0.44 0.30 0.19 0.31 0.00 0.00 0.00 0.00 12:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:23 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 12:40:23 ens3 42.31 30.88 322.49 9.25 0.00 0.00 0.00 0.00 12:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:23 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 12:50:23 ens3 167.06 103.41 2333.55 2496.68 0.00 0.00 0.00 0.00 12:50:23 docker0 3.25 4.42 0.19 89.17 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 69.94 44.86 885.41 835.42 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.47 0.06 29.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8136) 05/04/26 _x86_64_ (8 CPU) 12:16:42 LINUX RESTART (8 CPU) 12:20:23 CPU %user %nice %system %iowait %steal %idle 12:30:23 all 0.06 0.00 0.02 0.01 0.01 99.91 12:30:23 0 0.02 0.00 0.01 0.00 0.01 99.95 12:30:23 1 0.03 0.00 0.02 0.00 0.01 99.94 12:30:23 2 0.01 0.00 0.01 0.00 0.01 99.97 12:30:23 3 0.04 0.00 0.02 0.02 0.00 99.92 12:30:23 4 0.01 0.00 0.01 0.00 0.00 99.98 12:30:23 5 0.03 0.00 0.03 0.00 0.01 99.94 12:30:23 6 0.02 0.00 0.02 0.00 0.02 99.94 12:30:23 7 0.29 0.00 0.01 0.03 0.00 99.65 12:40:23 all 2.17 0.00 0.20 0.13 0.01 97.49 12:40:23 0 0.70 0.00 0.15 0.02 0.01 99.13 12:40:23 1 2.17 0.00 0.13 0.24 0.02 97.44 12:40:23 2 3.88 0.00 0.27 0.27 0.02 95.56 12:40:23 3 2.35 0.00 0.15 0.05 0.02 97.43 12:40:23 4 3.60 0.00 0.42 0.05 0.01 95.92 12:40:23 5 1.69 0.00 0.23 0.37 0.01 97.70 12:40:23 6 0.79 0.00 0.09 0.03 0.01 99.08 12:40:23 7 2.15 0.00 0.16 0.04 0.01 97.64 12:50:23 all 9.45 0.00 5.08 0.98 0.07 84.42 12:50:23 0 6.51 0.00 4.00 0.67 0.06 88.75 12:50:23 1 10.17 0.00 5.43 0.92 0.08 83.40 12:50:23 2 10.43 0.00 5.13 0.59 0.07 83.77 12:50:23 3 8.79 0.00 4.96 0.89 0.07 85.29 12:50:23 4 10.43 0.00 5.33 0.74 0.07 83.43 12:50:23 5 9.73 0.00 5.45 2.11 0.08 82.63 12:50:23 6 10.71 0.00 5.33 1.06 0.08 82.83 12:50:23 7 8.84 0.00 5.00 0.86 0.07 85.22 Average: all 3.87 0.00 1.75 0.37 0.03 93.97 Average: 0 2.41 0.00 1.38 0.23 0.03 95.95 Average: 1 4.11 0.00 1.85 0.39 0.04 93.63 Average: 2 4.75 0.00 1.79 0.29 0.03 93.13 Average: 3 3.71 0.00 1.70 0.32 0.03 94.25 Average: 4 4.66 0.00 1.91 0.26 0.03 93.14 Average: 5 3.79 0.00 1.89 0.82 0.03 93.47 Average: 6 3.81 0.00 1.80 0.36 0.04 93.99 Average: 7 3.75 0.00 1.71 0.31 0.03 94.20