---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20141 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: 5599.99 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 9.7G 146G 7% / 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 717 27113 4 4261 30907 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:f9:1f:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85556sec preferred_lft 85556sec inet6 fe80::f816:3eff:fef9:1f34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:04:67:6f:46:9c 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-20141) 05/25/26 _x86_64_ (8 CPU) 22:46:20 LINUX RESTART (8 CPU) 22:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:01 27.43 0.75 23.56 3.11 621.91 3916.25 13631.15 Average: 27.43 0.75 23.56 3.11 621.91 3916.25 13631.15 22:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:01 27818728 31695048 613556 1.87 165736 3932828 1175784 3.47 908924 3658388 11660 Average: 27818728 31695048 613556 1.87 165736 3932828 1175784 3.47 908924 3658388 11660 22:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:01 lo 709.47 709.47 674.15 674.15 0.00 0.00 0.00 0.00 23:00:01 ens3 109.33 76.08 287.20 17.68 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 709.47 709.47 674.15 674.15 0.00 0.00 0.00 0.00 Average: ens3 109.33 76.08 287.20 17.68 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-20141) 05/25/26 _x86_64_ (8 CPU) 22:46:20 LINUX RESTART (8 CPU) 22:50:07 CPU %user %nice %system %iowait %steal %idle 23:00:01 all 33.12 0.00 1.38 0.10 0.07 65.33 23:00:01 0 32.36 0.00 1.22 0.06 0.07 66.29 23:00:01 1 34.52 0.00 1.34 0.25 0.07 63.81 23:00:01 2 37.20 0.00 1.35 0.11 0.07 61.27 23:00:01 3 36.22 0.00 1.56 0.06 0.07 62.09 23:00:01 4 31.96 0.00 1.18 0.03 0.06 66.76 23:00:01 5 31.79 0.00 1.36 0.08 0.07 66.71 23:00:01 6 29.21 0.00 1.48 0.17 0.06 69.08 23:00:01 7 31.72 0.00 1.55 0.02 0.06 66.65 Average: all 33.12 0.00 1.38 0.10 0.07 65.33 Average: 0 32.36 0.00 1.22 0.06 0.07 66.29 Average: 1 34.52 0.00 1.34 0.25 0.07 63.81 Average: 2 37.20 0.00 1.35 0.11 0.07 61.27 Average: 3 36.22 0.00 1.56 0.06 0.07 62.09 Average: 4 31.96 0.00 1.18 0.03 0.06 66.76 Average: 5 31.79 0.00 1.36 0.08 0.07 66.71 Average: 6 29.21 0.00 1.48 0.17 0.06 69.08 Average: 7 31.72 0.00 1.55 0.02 0.06 66.65