---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-860 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 27G 129G 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 861 10268 4 20962 30762 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:55:45:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85250sec preferred_lft 85250sec inet6 fe80::f816:3eff:fe55:4583/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:d1:11:6e:bb:85 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::7cd1:11ff:fe6e:bb85/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-860) 03/10/26 _x86_64_ (8 CPU) 08:14:19 LINUX RESTART (8 CPU) 08:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 459.18 0.75 451.51 6.93 8.21 50359.81 50530.69 Average: 459.18 0.75 451.51 6.93 8.21 50359.81 50530.69 08:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 10281164 29084880 3126696 9.51 528016 17506784 3675484 10.84 6429660 14594444 1360 Average: 10281164 29084880 3126696 9.51 528016 17506784 3675484 10.84 6429660 14594444 1360 08:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 08:30:01 ens3 314.49 214.19 2932.58 2251.30 0.00 0.00 0.00 0.00 08:30:01 docker0 29.01 42.07 1.59 591.45 0.00 0.00 0.00 0.00 08:30:01 veth5997379 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 314.49 214.19 2932.58 2251.30 0.00 0.00 0.00 0.00 Average: docker0 29.01 42.07 1.59 591.45 0.00 0.00 0.00 0.00 Average: veth5997379 0.01 0.01 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-860) 03/10/26 _x86_64_ (8 CPU) 08:14:19 LINUX RESTART (8 CPU) 08:20:02 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 11.81 0.00 3.39 2.00 0.06 82.74 08:30:01 0 11.31 0.00 3.72 2.05 0.07 82.85 08:30:01 1 14.76 0.00 3.67 2.04 0.06 79.46 08:30:01 2 13.13 0.00 3.37 2.53 0.06 80.91 08:30:01 3 14.77 0.00 3.81 2.85 0.06 78.51 08:30:01 4 8.09 0.00 3.10 1.45 0.05 87.30 08:30:01 5 8.44 0.00 2.85 1.53 0.05 87.13 08:30:01 6 12.33 0.00 3.89 2.00 0.06 81.71 08:30:01 7 11.68 0.00 2.68 1.54 0.06 84.04 Average: all 11.81 0.00 3.39 2.00 0.06 82.74 Average: 0 11.31 0.00 3.72 2.05 0.07 82.85 Average: 1 14.76 0.00 3.67 2.04 0.06 79.46 Average: 2 13.13 0.00 3.37 2.53 0.06 80.91 Average: 3 14.77 0.00 3.81 2.85 0.06 78.51 Average: 4 8.09 0.00 3.10 1.45 0.05 87.30 Average: 5 8.44 0.00 2.85 1.53 0.05 87.13 Average: 6 12.33 0.00 3.89 2.00 0.06 81.71 Average: 7 11.68 0.00 2.68 1.54 0.06 84.04