---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1391 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 23G 133G 15% / 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 849 14558 4 16684 30775 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:eb:5d:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.57/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84931sec preferred_lft 84931sec inet6 fe80::f816:3eff:feeb:5d02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:c1:d1:0c:36:cf 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::5cc1:d1ff:fe0c:36cf/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-1391) 03/04/26 _x86_64_ (8 CPU) 06:44:19 LINUX RESTART (8 CPU) 06:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:24 130.58 0.82 110.83 18.94 49.31 35156.67 668282.29 Average: 130.58 0.82 110.83 18.94 49.31 35156.67 668282.29 06:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:24 16024216 28225620 4033024 12.27 298412 11640584 4254932 12.55 3502452 12294976 1022720 Average: 16024216 28225620 4033024 12.27 298412 11640584 4254932 12.55 3502452 12294976 1022720 06:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:24 lo 1.14 1.14 0.85 0.85 0.00 0.00 0.00 0.00 07:00:24 ens3 114.53 88.07 1748.12 13.67 0.00 0.00 0.00 0.00 07:00:24 docker0 4.28 6.09 0.36 109.29 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.85 0.85 0.00 0.00 0.00 0.00 Average: ens3 114.53 88.07 1748.12 13.67 0.00 0.00 0.00 0.00 Average: docker0 4.28 6.09 0.36 109.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1391) 03/04/26 _x86_64_ (8 CPU) 06:44:19 LINUX RESTART (8 CPU) 06:50:06 CPU %user %nice %system %iowait %steal %idle 07:00:24 all 24.56 0.00 2.22 0.93 0.06 72.22 07:00:24 0 25.66 0.00 2.61 0.75 0.07 70.90 07:00:24 1 23.66 0.00 2.44 0.92 0.06 72.91 07:00:24 2 23.19 0.00 2.29 0.68 0.06 73.78 07:00:24 3 29.75 0.00 2.69 1.56 0.07 65.94 07:00:24 4 23.71 0.00 2.27 0.64 0.07 73.32 07:00:24 5 25.13 0.00 1.96 1.39 0.06 71.46 07:00:24 6 19.73 0.00 1.89 1.08 0.06 77.24 07:00:24 7 25.64 0.00 1.63 0.44 0.06 72.23 Average: all 24.56 0.00 2.22 0.93 0.06 72.22 Average: 0 25.66 0.00 2.61 0.75 0.07 70.90 Average: 1 23.66 0.00 2.44 0.92 0.06 72.91 Average: 2 23.19 0.00 2.29 0.68 0.06 73.78 Average: 3 29.75 0.00 2.69 1.56 0.07 65.94 Average: 4 23.71 0.00 2.27 0.64 0.07 73.32 Average: 5 25.13 0.00 1.96 1.39 0.06 71.46 Average: 6 19.73 0.00 1.89 1.08 0.06 77.24 Average: 7 25.64 0.00 1.63 0.44 0.06 72.23