---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9705 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 676 9451 4 5861 14970 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:b0:42:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84709sec preferred_lft 84709sec inet6 fe80::f816:3eff:feb0:424a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:d8:8e:f1:b2:6f 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-9705) 04/29/26 _x86_64_ (4 CPU) 21:11:40 LINUX RESTART (4 CPU) 21:20:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:04 8.70 0.01 7.49 1.20 0.06 651.40 24985.53 Average: 8.70 0.01 7.49 1.20 0.06 651.40 24985.53 21:20:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:04 9467124 13031304 2926180 17.87 134964 3546216 3147328 18.07 710336 5800916 2404 Average: 9467124 13031304 2926180 17.87 134964 3546216 3147328 18.07 710336 5800916 2404 21:20:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:04 lo 53.72 53.72 13.97 13.97 0.00 0.00 0.00 0.00 21:30:04 ens3 4.56 3.93 3.94 1.11 0.00 0.00 0.00 0.00 21:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 53.72 53.72 13.97 13.97 0.00 0.00 0.00 0.00 Average: ens3 4.56 3.93 3.94 1.11 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-9705) 04/29/26 _x86_64_ (4 CPU) 21:11:40 LINUX RESTART (4 CPU) 21:20:29 CPU %user %nice %system %iowait %steal %idle 21:30:04 all 16.43 0.00 0.80 0.29 0.07 82.40 21:30:04 0 16.11 0.00 0.88 0.13 0.07 82.81 21:30:04 1 16.71 0.00 0.79 0.14 0.08 82.29 21:30:04 2 17.18 0.00 0.76 0.75 0.08 81.24 21:30:04 3 15.74 0.00 0.75 0.15 0.07 83.29 Average: all 16.43 0.00 0.80 0.29 0.07 82.40 Average: 0 16.11 0.00 0.88 0.13 0.07 82.81 Average: 1 16.71 0.00 0.79 0.14 0.08 82.29 Average: 2 17.18 0.00 0.76 0.75 0.08 81.24 Average: 3 15.74 0.00 0.75 0.15 0.07 83.29