---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-31822 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 11G 67G 14% / 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 649 10144 4 5194 14997 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:a2:6c:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84681sec preferred_lft 84681sec inet6 fe80::f816:3eff:fea2:6c60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:6c:c7:34:8c:d4 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-31822) 06/30/26 _x86_64_ (4 CPU) 09:54:32 LINUX RESTART (4 CPU) 10:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:14 3.96 0.07 3.72 0.17 7.00 482.92 397.04 10:20:01 14.72 0.53 13.17 1.03 19.68 2275.35 4465.94 Average: 9.24 0.30 8.36 0.59 13.23 1362.72 2394.21 10:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:14 10100572 13545212 2416616 14.76 119356 3475756 2696092 15.48 706116 5218548 16820 10:20:01 9758060 13612028 2345832 14.33 137676 3840564 2524912 14.49 865160 5350296 1368 Average: 9929316 13578620 2381224 14.54 128516 3658160 2610502 14.98 785638 5284422 9094 10:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:14 lo 0.57 0.57 0.37 0.37 0.00 0.00 0.00 0.00 10:10:14 ens3 9.86 7.62 35.78 2.17 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 312.57 312.57 297.51 297.51 0.00 0.00 0.00 0.00 10:20:01 ens3 33.79 24.69 421.93 3.31 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 153.72 153.72 146.22 146.22 0.00 0.00 0.00 0.00 Average: ens3 21.60 16.00 225.32 2.73 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-31822) 06/30/26 _x86_64_ (4 CPU) 09:54:32 LINUX RESTART (4 CPU) 10:00:05 CPU %user %nice %system %iowait %steal %idle 10:10:14 all 48.61 0.00 0.65 0.04 0.08 50.62 10:10:14 0 54.28 0.00 0.65 0.02 0.09 44.96 10:10:14 1 45.57 0.00 0.60 0.05 0.09 53.70 10:10:14 2 41.90 0.00 0.74 0.08 0.08 57.18 10:10:14 3 52.70 0.00 0.58 0.01 0.08 46.63 10:20:01 all 53.68 0.00 1.07 2.58 0.09 42.58 10:20:01 0 67.41 0.00 1.05 4.82 0.10 26.63 10:20:01 1 43.58 0.00 1.04 4.69 0.09 50.59 10:20:01 2 60.89 0.00 1.10 0.52 0.09 37.39 10:20:01 3 42.85 0.00 1.08 0.29 0.09 55.69 Average: all 51.09 0.00 0.85 1.29 0.09 46.68 Average: 0 60.72 0.00 0.84 2.37 0.09 35.97 Average: 1 44.59 0.00 0.82 2.32 0.09 52.18 Average: 2 51.20 0.00 0.92 0.30 0.09 47.49 Average: 3 47.86 0.00 0.83 0.15 0.08 51.08