---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33830 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 18G 138G 12% / 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 795 18963 4 12333 30828 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:2a:dc:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.239/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84801sec preferred_lft 84801sec inet6 fe80::f816:3eff:fe2a:dc6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:3f:5f:6c:bf:a2 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::c83f:5fff:fe6c:bfa2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33830) 07/08/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.62 0.49 22.59 0.54 18.34 15354.30 369.83 Average: 23.62 0.49 22.59 0.54 18.34 15354.30 369.83 00:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18443616 27540156 4746704 14.44 196728 8945560 4977536 14.68 2154856 11594908 712 Average: 18443616 27540156 4746704 14.44 196728 8945560 4977536 14.68 2154856 11594908 712 00:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 233.09 233.09 228.10 228.10 0.00 0.00 0.00 0.00 00:20:01 ens3 74.56 59.23 322.88 14.80 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 233.09 233.09 228.10 228.10 0.00 0.00 0.00 0.00 Average: ens3 74.56 59.23 322.88 14.80 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33830) 07/08/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:02 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.04 0.00 1.35 0.11 0.07 69.43 00:20:01 0 28.69 0.00 1.23 0.01 0.07 70.00 00:20:01 1 32.51 0.00 1.42 0.17 0.07 65.83 00:20:01 2 31.11 0.00 1.54 0.03 0.07 67.25 00:20:01 3 31.59 0.00 1.64 0.10 0.07 66.61 00:20:01 4 25.27 0.00 1.19 0.06 0.07 73.42 00:20:01 5 24.14 0.00 1.26 0.18 0.07 74.35 00:20:01 6 25.62 0.00 0.93 0.05 0.06 73.34 00:20:01 7 33.42 0.00 1.60 0.28 0.08 64.63 Average: all 29.04 0.00 1.35 0.11 0.07 69.43 Average: 0 28.69 0.00 1.23 0.01 0.07 70.00 Average: 1 32.51 0.00 1.42 0.17 0.07 65.83 Average: 2 31.11 0.00 1.54 0.03 0.07 67.25 Average: 3 31.59 0.00 1.64 0.10 0.07 66.61 Average: 4 25.27 0.00 1.19 0.06 0.07 73.42 Average: 5 24.14 0.00 1.26 0.18 0.07 74.35 Average: 6 25.62 0.00 0.93 0.05 0.06 73.34 Average: 7 33.42 0.00 1.60 0.28 0.08 64.63