---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1427 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 2855 24429 4 4807 28769 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:f6:25:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.167/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84356sec preferred_lft 84356sec inet6 fe80::f816:3eff:fef6:25f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:34:36:64:c5:f7 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-1427) 03/12/26 _x86_64_ (8 CPU) 12:23:36 LINUX RESTART (8 CPU) 12:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:01 1.61 0.21 1.38 0.02 1.86 17.90 27.30 12:50:17 49.93 5.10 43.20 1.63 334.30 5008.89 1835.66 Average: 26.42 2.72 22.86 0.85 172.60 2581.23 956.06 12:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 29873408 31775660 605316 1.84 65884 2172912 1523336 4.49 312660 2377788 12 12:50:17 25778024 29143148 3165448 9.63 159540 3447032 4736520 13.97 627008 6024376 7820 Average: 27825716 30459404 1885382 5.74 112712 2809972 3129928 9.23 469834 4201082 3916 12:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:01 ens3 0.40 0.20 0.12 0.26 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:17 lo 0.98 0.98 0.11 0.11 0.00 0.00 0.00 0.00 12:50:17 ens3 270.87 163.15 973.25 65.78 0.00 0.00 0.00 0.00 12:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 139.31 83.89 499.91 33.91 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-1427) 03/12/26 _x86_64_ (8 CPU) 12:23:36 LINUX RESTART (8 CPU) 12:30:17 CPU %user %nice %system %iowait %steal %idle 12:40:01 all 0.04 0.00 0.01 0.01 0.01 99.93 12:40:01 0 0.01 0.00 0.01 0.00 0.00 99.98 12:40:01 1 0.02 0.00 0.01 0.01 0.00 99.96 12:40:01 2 0.02 0.00 0.03 0.00 0.03 99.92 12:40:01 3 0.01 0.00 0.01 0.01 0.01 99.98 12:40:01 4 0.03 0.00 0.01 0.00 0.00 99.95 12:40:01 5 0.03 0.00 0.02 0.01 0.01 99.94 12:40:01 6 0.22 0.00 0.01 0.00 0.02 99.75 12:40:01 7 0.00 0.00 0.00 0.04 0.00 99.96 12:50:17 all 42.95 0.00 1.73 0.37 0.08 54.86 12:50:17 0 52.69 0.00 1.79 0.12 0.09 45.31 12:50:17 1 41.81 0.00 1.43 0.11 0.08 56.57 12:50:17 2 38.83 0.00 1.72 0.11 0.08 59.26 12:50:17 3 39.11 0.00 1.99 0.69 0.08 58.14 12:50:17 4 41.15 0.00 1.72 0.08 0.09 56.96 12:50:17 5 42.46 0.00 1.75 0.34 0.09 55.36 12:50:17 6 44.25 0.00 1.75 0.25 0.09 53.66 12:50:17 7 43.27 0.00 1.69 1.31 0.09 53.65 Average: all 22.06 0.00 0.89 0.20 0.05 76.80 Average: 0 27.05 0.00 0.92 0.06 0.05 71.91 Average: 1 21.46 0.00 0.74 0.06 0.04 77.70 Average: 2 19.93 0.00 0.90 0.06 0.06 79.05 Average: 3 20.06 0.00 1.02 0.35 0.04 78.52 Average: 4 21.14 0.00 0.89 0.04 0.05 77.89 Average: 5 21.80 0.00 0.91 0.18 0.05 77.07 Average: 6 22.83 0.00 0.90 0.13 0.05 76.09 Average: 7 22.19 0.00 0.87 0.69 0.05 76.21