---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34325 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 725 9570 4 5693 14921 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:3c:12:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84388sec preferred_lft 84388sec inet6 fe80::f816:3eff:fe3c:12c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:7e:f6:a8:b6:a8 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-34325) 07/09/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:10 21.90 2.67 17.80 1.43 147.99 4506.29 7807.65 16:10:11 33.03 0.05 29.49 3.48 1.32 3132.76 26212.23 16:20:09 18.72 0.17 15.93 2.62 12.66 5790.45 2507.83 Average: 24.56 0.96 21.09 2.51 54.01 4474.01 12196.55 15:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:10 9636020 13347660 2608816 15.93 153480 3647024 2878072 16.52 699100 5616176 16204 16:10:11 8931532 13197448 2754432 16.82 180256 4129236 2922604 16.78 851220 6122196 20752 16:20:09 9883852 15354776 591140 3.61 201020 5245376 1113980 6.39 923904 4997260 11612 Average: 9483801 13966628 1984796 12.12 178252 4340545 2304885 13.23 824741 5578544 16189 15:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:10 lo 560.61 560.61 533.95 533.95 0.00 0.00 0.00 0.00 16:00:10 ens3 102.05 79.61 833.40 16.95 0.00 0.00 0.00 0.00 16:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:11 lo 1580.59 1580.59 1506.81 1506.81 0.00 0.00 0.00 0.00 16:10:11 ens3 46.80 38.11 138.04 11.46 0.00 0.00 0.00 0.00 16:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:09 lo 11.88 11.88 1.23 1.23 0.00 0.00 0.00 0.00 16:20:09 ens3 79.24 73.97 121.71 229.19 0.00 0.00 0.00 0.00 16:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 719.11 719.11 682.03 682.03 0.00 0.00 0.00 0.00 Average: ens3 76.01 63.87 364.58 85.63 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-34325) 07/09/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:10 CPU %user %nice %system %iowait %steal %idle 16:00:10 all 55.84 0.00 1.93 0.14 0.12 41.96 16:00:10 0 57.26 0.00 1.75 0.18 0.12 40.70 16:00:10 1 56.44 0.00 2.06 0.11 0.12 41.26 16:00:10 2 54.45 0.00 2.23 0.16 0.12 43.03 16:00:10 3 55.23 0.00 1.69 0.09 0.12 42.86 16:10:11 all 60.92 0.00 2.70 0.44 0.14 35.79 16:10:11 0 59.93 0.00 2.86 0.38 0.14 36.68 16:10:11 1 61.04 0.00 2.43 0.59 0.14 35.79 16:10:11 2 60.62 0.00 3.09 0.57 0.14 35.58 16:10:11 3 62.10 0.00 2.42 0.22 0.14 35.12 16:20:09 all 45.52 0.00 1.57 0.33 0.10 52.48 16:20:09 0 46.19 0.00 1.59 0.43 0.10 51.69 16:20:09 1 47.13 0.00 1.35 0.10 0.10 51.31 16:20:09 2 42.09 0.00 1.57 0.38 0.10 55.87 16:20:09 3 46.69 0.00 1.75 0.39 0.11 51.06 Average: all 54.10 0.00 2.07 0.30 0.12 43.41 Average: 0 54.47 0.00 2.07 0.33 0.12 43.01 Average: 1 54.87 0.00 1.95 0.27 0.12 42.79 Average: 2 52.39 0.00 2.30 0.37 0.12 44.82 Average: 3 54.68 0.00 1.96 0.24 0.12 43.00