---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10392 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: 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: 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 9.8G 68G 13% / 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 644 11153 4 4191 15002 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:48:fc:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84740sec preferred_lft 84740sec inet6 fe80::f816:3eff:fe48:fcc8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:80:e1:6d:13:b9 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-10392) 05/02/26 _x86_64_ (4 CPU) 16:27:19 LINUX RESTART (4 CPU) 16:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:30 41.09 3.79 36.56 0.75 234.85 4084.13 628.07 16:50:00 3.27 0.01 3.16 0.10 0.31 340.56 15.89 Average: 23.08 1.99 20.65 0.44 123.15 2301.33 336.53 16:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:30 9143308 12116124 3848012 23.50 107268 3037308 4134564 23.73 479896 6408380 68 16:50:00 9258452 12363368 3599924 21.99 111436 3154432 3877584 22.26 502800 6260484 43676 Average: 9200880 12239746 3723968 22.74 109352 3095870 4006074 22.99 491348 6334432 21872 16:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:30 lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 16:40:30 ens3 78.07 60.20 887.39 10.53 0.00 0.00 0.00 0.00 16:40:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 0.52 0.52 0.38 0.38 0.00 0.00 0.00 0.00 16:50:00 ens3 10.54 7.52 32.75 1.94 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 45.91 35.11 480.39 6.44 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-10392) 05/02/26 _x86_64_ (4 CPU) 16:27:19 LINUX RESTART (4 CPU) 16:30:02 CPU %user %nice %system %iowait %steal %idle 16:40:30 all 48.21 0.00 1.13 0.45 0.08 50.13 16:40:30 0 49.45 0.00 1.13 0.65 0.08 48.69 16:40:30 1 50.06 0.00 1.31 0.84 0.08 47.70 16:40:30 2 43.46 0.00 0.91 0.16 0.08 55.39 16:40:30 3 49.88 0.00 1.16 0.14 0.08 48.74 16:50:00 all 43.77 0.00 0.50 0.02 0.07 55.64 16:50:00 0 66.07 0.00 0.69 0.01 0.09 33.15 16:50:00 1 35.80 0.00 0.36 0.00 0.07 63.77 16:50:00 2 44.32 0.00 0.60 0.04 0.07 54.97 16:50:00 3 28.79 0.00 0.36 0.03 0.06 70.76 Average: all 46.09 0.00 0.83 0.24 0.08 52.75 Average: 0 57.38 0.00 0.92 0.34 0.08 41.28 Average: 1 43.26 0.00 0.86 0.44 0.08 55.36 Average: 2 43.87 0.00 0.76 0.10 0.08 55.19 Average: 3 39.83 0.00 0.78 0.09 0.07 59.23