---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9878 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 668 9549 4 5771 14978 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:5d:0f:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84746sec preferred_lft 84746sec inet6 fe80::f816:3eff:fe5d:fde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:c7:eb:db:60:8f 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-4c-4g-9878) 04/30/26 _x86_64_ (4 CPU) 10:14:50 LINUX RESTART (4 CPU) 10:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:04 12.51 0.03 10.72 1.76 0.65 867.16 26828.17 10:40:04 31.74 0.18 27.71 3.85 5.79 7137.12 26188.71 Average: 22.12 0.10 19.21 2.80 3.22 4002.14 26508.44 10:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:04 9602408 13012368 2946696 18.00 126552 3408464 3199484 18.37 664012 5713516 880 10:40:04 6952992 12584356 3364240 20.55 161720 5491276 3768984 21.63 1515940 7413132 267208 Average: 8277700 12798362 3155468 19.27 144136 4449870 3484234 20.00 1089976 6563324 134044 10:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:04 lo 45.83 45.83 10.88 10.88 0.00 0.00 0.00 0.00 10:30:04 ens3 9.83 8.24 11.86 2.29 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 1762.55 1762.55 1673.32 1673.32 0.00 0.00 0.00 0.00 10:40:04 ens3 53.91 42.86 460.91 8.91 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 904.19 904.19 842.10 842.10 0.00 0.00 0.00 0.00 Average: ens3 31.87 25.55 236.39 5.60 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-4c-4g-9878) 04/30/26 _x86_64_ (4 CPU) 10:14:50 LINUX RESTART (4 CPU) 10:20:04 CPU %user %nice %system %iowait %steal %idle 10:30:04 all 23.68 0.00 0.93 0.06 0.09 75.23 10:30:04 0 24.18 0.00 0.87 0.03 0.09 74.84 10:30:04 1 23.32 0.00 0.93 0.04 0.09 75.62 10:30:04 2 23.40 0.00 0.85 0.14 0.10 75.51 10:30:04 3 23.83 0.00 1.07 0.05 0.09 74.96 10:40:04 all 45.98 0.00 2.36 0.12 0.09 51.45 10:40:04 0 46.04 0.00 2.29 0.20 0.10 51.37 10:40:04 1 48.82 0.00 2.54 0.09 0.10 48.45 10:40:04 2 44.64 0.00 2.37 0.11 0.09 52.78 10:40:04 3 44.40 0.00 2.25 0.08 0.09 53.18 Average: all 34.83 0.00 1.65 0.09 0.09 63.34 Average: 0 35.11 0.00 1.58 0.11 0.09 63.11 Average: 1 36.07 0.00 1.74 0.06 0.10 62.04 Average: 2 34.01 0.00 1.61 0.12 0.09 64.16 Average: 3 34.12 0.00 1.66 0.06 0.09 64.07