---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5938 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: 5599.94 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 893 24980 4 6218 30731 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:c5:fb:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84351sec preferred_lft 84351sec inet6 fe80::f816:3eff:fec5:fbce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:06:08:91:73:0e 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-5938) 04/21/26 _x86_64_ (8 CPU) 08:43:01 LINUX RESTART (8 CPU) 08:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:08 25.75 0.16 22.34 3.25 5.92 2308.67 20678.32 09:10:08 33.15 0.01 29.02 4.12 0.11 3117.97 29621.69 Average: 29.45 0.09 25.68 3.68 3.01 2713.32 25150.01 08:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:08 25909768 29586132 2722756 8.29 171040 3723656 3195768 9.42 733612 5747632 116356 09:10:08 24957716 29128168 3176316 9.67 208272 4130344 3234780 9.54 870920 6504576 16176 Average: 25433742 29357150 2949536 8.98 189656 3927000 3215274 9.48 802266 6126104 66266 08:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:08 lo 1346.65 1346.65 1281.96 1281.96 0.00 0.00 0.00 0.00 09:00:08 ens3 25.48 20.43 11.50 6.66 0.00 0.00 0.00 0.00 09:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:08 lo 1730.48 1730.48 1647.91 1647.91 0.00 0.00 0.00 0.00 09:10:08 ens3 24.98 20.74 8.20 7.12 0.00 0.00 0.00 0.00 09:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1538.56 1538.56 1464.94 1464.94 0.00 0.00 0.00 0.00 Average: ens3 25.23 20.59 9.85 6.89 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-5938) 04/21/26 _x86_64_ (8 CPU) 08:43:01 LINUX RESTART (8 CPU) 08:50:08 CPU %user %nice %system %iowait %steal %idle 09:00:08 all 35.12 0.00 1.44 0.09 0.08 63.27 09:00:08 0 34.56 0.00 1.60 0.09 0.08 63.67 09:00:08 1 38.12 0.00 1.58 0.04 0.08 60.18 09:00:08 2 37.54 0.00 1.49 0.05 0.08 60.84 09:00:08 3 35.56 0.00 1.44 0.09 0.08 62.84 09:00:08 4 36.73 0.00 1.43 0.13 0.08 61.63 09:00:08 5 30.65 0.00 1.21 0.05 0.07 68.02 09:00:08 6 35.58 0.00 1.40 0.16 0.08 62.79 09:00:08 7 32.28 0.00 1.35 0.13 0.07 66.18 09:10:08 all 39.85 0.00 1.81 0.12 0.09 58.13 09:10:08 0 36.84 0.00 1.66 0.06 0.08 61.36 09:10:08 1 39.18 0.00 1.95 0.08 0.09 58.70 09:10:08 2 40.20 0.00 1.95 0.06 0.09 57.70 09:10:08 3 42.14 0.00 2.00 0.08 0.09 55.69 09:10:08 4 40.39 0.00 1.85 0.30 0.09 57.38 09:10:08 5 41.41 0.00 1.68 0.12 0.09 56.70 09:10:08 6 40.28 0.00 1.66 0.17 0.09 57.80 09:10:08 7 38.39 0.00 1.73 0.05 0.09 59.74 Average: all 37.49 0.00 1.62 0.10 0.08 60.70 Average: 0 35.70 0.00 1.63 0.08 0.08 62.51 Average: 1 38.65 0.00 1.77 0.06 0.08 59.44 Average: 2 38.87 0.00 1.72 0.05 0.09 59.27 Average: 3 38.85 0.00 1.72 0.08 0.08 59.27 Average: 4 38.56 0.00 1.64 0.21 0.09 59.51 Average: 5 36.03 0.00 1.44 0.09 0.08 62.37 Average: 6 37.93 0.00 1.53 0.17 0.08 60.30 Average: 7 35.33 0.00 1.54 0.09 0.08 62.96