---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7761 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 12G 144G 8% / 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 776 25287 4 6028 30848 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:8e:b5:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84598sec preferred_lft 84598sec inet6 fe80::f816:3eff:fe8e:b586/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:a1:27:65:83:12 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7761) 03/21/26 _x86_64_ (8 CPU) 23:24:47 LINUX RESTART (8 CPU) 23:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:40:09 1.37 0.01 1.36 0.01 0.04 15.86 216.78 23:50:09 43.28 3.79 38.79 0.71 133.18 9714.15 6633.75 Average: 22.33 1.90 20.08 0.36 66.63 4866.09 3425.99 23:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:40:09 30245376 31877188 509616 1.55 60048 1909824 1495168 4.41 198756 2141024 44 23:50:09 26517332 31662516 647464 1.97 126336 5260636 1134672 3.35 1284516 4593224 829172 Average: 28381354 31769852 578540 1.76 93192 3585230 1314920 3.88 741636 3367124 414608 23:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:40:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:40:09 ens3 2.94 0.40 0.63 0.28 0.00 0.00 0.00 0.00 23:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:09 lo 168.28 168.28 203.61 203.61 0.00 0.00 0.00 0.00 23:50:09 ens3 624.51 367.63 1691.89 1156.22 0.00 0.00 0.00 0.00 23:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 84.21 84.21 101.83 101.83 0.00 0.00 0.00 0.00 Average: ens3 313.79 184.05 846.45 578.38 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7761) 03/21/26 _x86_64_ (8 CPU) 23:24:47 LINUX RESTART (8 CPU) 23:30:09 CPU %user %nice %system %iowait %steal %idle 23:40:09 all 0.05 0.00 0.02 0.00 0.01 99.93 23:40:09 0 0.07 0.00 0.03 0.00 0.02 99.88 23:40:09 1 0.01 0.00 0.01 0.00 0.01 99.97 23:40:09 2 0.01 0.00 0.02 0.00 0.00 99.96 23:40:09 3 0.01 0.00 0.02 0.00 0.01 99.96 23:40:09 4 0.02 0.00 0.01 0.00 0.00 99.96 23:40:09 5 0.03 0.00 0.02 0.03 0.01 99.93 23:40:09 6 0.01 0.00 0.01 0.00 0.00 99.98 23:40:09 7 0.21 0.00 0.01 0.00 0.01 99.77 23:50:09 all 12.37 0.00 0.90 0.15 0.04 86.53 23:50:09 0 10.07 0.00 0.67 0.03 0.04 89.19 23:50:09 1 12.19 0.00 1.08 0.12 0.05 86.58 23:50:09 2 14.01 0.00 1.36 0.28 0.04 84.32 23:50:09 3 15.11 0.00 0.85 0.10 0.05 83.89 23:50:09 4 13.53 0.00 0.97 0.07 0.04 85.38 23:50:09 5 12.57 0.00 0.89 0.12 0.04 86.38 23:50:09 6 11.89 0.00 0.70 0.42 0.04 86.94 23:50:09 7 9.64 0.00 0.69 0.08 0.04 89.55 Average: all 6.20 0.00 0.46 0.08 0.02 93.23 Average: 0 5.08 0.00 0.35 0.02 0.03 94.52 Average: 1 6.09 0.00 0.54 0.06 0.03 93.28 Average: 2 7.00 0.00 0.69 0.14 0.02 92.15 Average: 3 7.55 0.00 0.43 0.05 0.03 91.94 Average: 4 6.77 0.00 0.49 0.04 0.02 92.68 Average: 5 6.29 0.00 0.45 0.07 0.02 93.16 Average: 6 5.94 0.00 0.35 0.21 0.02 93.47 Average: 7 4.92 0.00 0.35 0.04 0.02 94.67