---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26392 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 721 9642 4 5625 14925 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:d5:2d:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84476sec preferred_lft 84476sec inet6 fe80::f816:3eff:fed5:2dfe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:30:28:12:15:75 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-26392) 06/10/26 _x86_64_ (4 CPU) 06:28:21 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 25.95 3.54 21.00 1.41 183.52 5843.85 4785.20 06:50:01 32.95 0.04 29.34 3.56 1.31 3171.97 13859.03 07:00:01 20.31 0.32 17.37 2.62 14.48 5479.52 2213.62 Average: 26.40 1.30 22.57 2.53 66.44 4831.79 6952.59 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 8926872 12797688 3158280 19.29 154056 3799160 3392480 19.47 721976 6297728 182644 06:50:01 8798052 13057364 2894876 17.68 180956 4121752 3127428 17.95 842288 6267376 2632 07:00:01 9916444 15318096 628636 3.84 202464 5176348 1149568 6.60 923712 4972804 11340 Average: 9213789 13724383 2227264 13.60 179159 4365753 2556492 14.67 829325 5845969 65539 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 624.79 624.79 595.21 595.21 0.00 0.00 0.00 0.00 06:40:01 ens3 106.16 85.24 902.15 19.35 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1612.15 1612.15 1536.97 1536.97 0.00 0.00 0.00 0.00 06:50:01 ens3 47.02 35.71 118.36 11.52 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 11.80 11.80 1.21 1.21 0.00 0.00 0.00 0.00 07:00:01 ens3 77.55 74.99 122.61 229.86 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 749.58 749.58 711.13 711.13 0.00 0.00 0.00 0.00 Average: ens3 76.91 65.31 381.04 86.91 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-26392) 06/10/26 _x86_64_ (4 CPU) 06:28:21 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 51.87 0.00 1.85 0.09 0.08 46.11 06:40:01 0 51.68 0.00 1.75 0.10 0.08 46.38 06:40:01 1 52.15 0.00 1.92 0.10 0.08 45.75 06:40:01 2 50.54 0.00 1.67 0.06 0.08 47.65 06:40:01 3 53.09 0.00 2.06 0.10 0.08 44.67 06:50:01 all 57.22 0.00 2.44 0.07 0.08 40.19 06:50:01 0 56.18 0.00 2.23 0.11 0.08 41.40 06:50:01 1 57.13 0.00 2.36 0.04 0.08 40.39 06:50:01 2 57.77 0.00 2.37 0.06 0.08 39.71 06:50:01 3 57.79 0.00 2.82 0.06 0.08 39.25 07:00:01 all 41.95 0.00 1.46 0.07 0.07 56.44 07:00:01 0 37.48 0.00 1.10 0.06 0.07 61.29 07:00:01 1 45.74 0.00 1.41 0.04 0.07 52.75 07:00:01 2 42.87 0.00 1.70 0.13 0.07 55.23 07:00:01 3 41.72 0.00 1.63 0.07 0.07 56.51 Average: all 50.34 0.00 1.92 0.08 0.08 47.59 Average: 0 48.44 0.00 1.69 0.09 0.08 49.70 Average: 1 51.67 0.00 1.89 0.06 0.08 46.30 Average: 2 50.39 0.00 1.91 0.08 0.08 47.54 Average: 3 50.87 0.00 2.17 0.08 0.08 46.81