---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37172 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 13G 66G 16% / 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 670 8710 4 6608 14976 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:c0:be:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84440sec preferred_lft 84440sec inet6 fe80::f816:3eff:fec0:bee9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:fd:c8:a8:91:7d 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-37172) 03/25/26 _x86_64_ (4 CPU) 09:29:29 LINUX RESTART (4 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:01 63.71 11.00 49.52 3.19 1407.60 6716.69 5946.33 09:50:01 21.18 0.01 18.94 2.23 0.20 2050.11 5235.78 10:00:15 20.58 0.03 18.78 1.77 0.40 3943.05 7089.48 Average: 35.06 3.66 29.01 2.39 466.20 4235.36 6098.09 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 9781316 13341248 2616540 15.98 134280 3557140 2730040 15.67 666520 5536260 100324 09:50:01 9352772 13213324 2741672 16.75 149380 3814120 2699952 15.50 773872 5831436 23132 10:00:15 7124976 13124668 2822336 17.24 173324 5853500 2762512 15.86 1511348 7244040 1177760 Average: 8753021 13226413 2726849 16.65 152328 4408253 2730835 15.67 983913 6203912 433739 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 lo 1527.35 1527.35 1450.45 1450.45 0.00 0.00 0.00 0.00 09:40:01 ens3 149.90 112.80 1328.72 21.17 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 908.07 908.07 864.24 864.24 0.00 0.00 0.00 0.00 09:50:01 ens3 26.73 21.37 38.57 7.10 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:15 lo 921.67 921.67 7341.38 7341.38 0.00 0.00 0.00 0.00 10:00:15 ens3 25.40 22.22 100.88 6.48 0.00 0.00 0.00 0.00 10:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1117.69 1117.69 3249.43 3249.43 0.00 0.00 0.00 0.00 Average: ens3 67.06 51.93 486.76 11.55 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-37172) 03/25/26 _x86_64_ (4 CPU) 09:29:29 LINUX RESTART (4 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 59.26 0.00 2.76 0.41 0.13 37.44 09:40:01 0 58.93 0.00 2.62 0.17 0.13 38.16 09:40:01 1 59.04 0.00 2.35 0.60 0.13 37.88 09:40:01 2 58.59 0.00 2.91 0.34 0.13 38.03 09:40:01 3 60.50 0.00 3.16 0.51 0.13 35.70 09:50:01 all 67.17 0.00 2.23 0.06 0.13 30.40 09:50:01 0 65.99 0.00 2.14 0.08 0.14 31.65 09:50:01 1 68.44 0.00 2.45 0.06 0.13 28.92 09:50:01 2 67.47 0.00 2.34 0.02 0.13 30.04 09:50:01 3 66.77 0.00 2.01 0.09 0.13 31.00 10:00:15 all 48.46 0.00 1.83 0.09 0.11 49.50 10:00:15 0 44.39 0.00 1.74 0.23 0.11 53.54 10:00:15 1 50.74 0.00 1.99 0.07 0.12 47.08 10:00:15 2 52.58 0.00 1.85 0.05 0.11 45.41 10:00:15 3 46.10 0.00 1.75 0.03 0.11 52.00 Average: all 58.22 0.00 2.27 0.19 0.13 39.20 Average: 0 56.35 0.00 2.16 0.16 0.12 41.20 Average: 1 59.34 0.00 2.26 0.24 0.13 38.03 Average: 2 59.48 0.00 2.36 0.14 0.13 37.89 Average: 3 57.70 0.00 2.30 0.21 0.12 39.66