---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34320 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 662 10432 4 4894 14984 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:2b:e2:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84604sec preferred_lft 84604sec inet6 fe80::f816:3eff:fe2b:e27e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:ee:1d:c2:3f: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-34320) 07/09/26 _x86_64_ (4 CPU) 14:39:05 LINUX RESTART (4 CPU) 14:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:13 22.63 2.89 18.74 1.00 166.51 4351.63 1667.46 15:00:01 31.01 0.82 14.98 15.22 28.05 2578.74 244844.02 Average: 26.75 1.87 16.89 7.99 98.40 3479.55 121284.49 14:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:13 10881160 14062800 1898552 11.60 123284 3196660 2208528 12.68 524368 4584920 30320 15:00:01 8803264 13088112 2863824 17.49 165800 4165740 2969372 17.04 782688 6311552 376408 Average: 9842212 13575456 2381188 14.54 144542 3681200 2588950 14.86 653528 5448236 203364 14:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:13 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 14:50:13 ens3 93.49 74.05 819.88 15.02 0.00 0.00 0.00 0.00 14:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 194.57 194.57 184.21 184.21 0.00 0.00 0.00 0.00 15:00:01 ens3 85.60 64.71 381.08 17.90 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 96.12 96.12 90.65 90.65 0.00 0.00 0.00 0.00 Average: ens3 89.61 69.45 604.04 16.44 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-34320) 07/09/26 _x86_64_ (4 CPU) 14:39:05 LINUX RESTART (4 CPU) 14:40:05 CPU %user %nice %system %iowait %steal %idle 14:50:13 all 39.01 0.00 1.36 0.44 0.09 59.10 14:50:13 0 42.92 0.00 1.66 0.96 0.10 54.36 14:50:13 1 38.01 0.00 1.40 0.30 0.09 60.21 14:50:13 2 37.24 0.00 1.34 0.12 0.09 61.22 14:50:13 3 37.85 0.00 1.05 0.40 0.09 60.61 15:00:01 all 71.81 0.00 2.38 0.04 0.14 25.63 15:00:01 0 70.39 0.00 2.22 0.03 0.14 27.22 15:00:01 1 73.56 0.00 2.50 0.04 0.14 23.76 15:00:01 2 70.26 0.00 2.43 0.06 0.14 27.11 15:00:01 3 73.01 0.00 2.37 0.02 0.14 24.46 Average: all 55.13 0.00 1.86 0.24 0.12 42.64 Average: 0 56.44 0.00 1.94 0.50 0.12 41.01 Average: 1 55.49 0.00 1.94 0.17 0.11 42.29 Average: 2 53.48 0.00 1.87 0.09 0.12 44.44 Average: 3 55.13 0.00 1.70 0.21 0.11 42.84