---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52130 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 12G 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 687 8795 4 6506 14959 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:bc:99:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84476sec preferred_lft 84476sec inet6 fe80::f816:3eff:febc:998e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:f6:32:9c:43:3c 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-52130) 03/25/26 _x86_64_ (4 CPU) 11:54:18 LINUX RESTART (4 CPU) 12:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:06 21.44 0.06 18.84 2.53 6.24 2161.93 3975.83 12:20:05 31.10 0.03 27.98 3.09 0.45 4394.56 15953.07 Average: 26.26 0.05 23.40 2.81 3.35 3276.30 9954.02 12:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:06 9089380 12839164 3118340 19.05 141748 3717832 3102440 17.81 722360 6163424 180560 12:20:05 8054668 12621968 3331152 20.35 160252 4479940 3198516 18.36 973920 6897112 5644 Average: 8572024 12730566 3224746 19.70 151000 4098886 3150478 18.08 848140 6530268 93102 12:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:06 lo 1380.26 1380.26 1309.24 1309.24 0.00 0.00 0.00 0.00 12:10:06 ens3 28.55 24.14 21.05 7.82 0.00 0.00 0.00 0.00 12:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:05 lo 1332.73 1332.73 1266.05 1266.05 0.00 0.00 0.00 0.00 12:20:05 ens3 27.35 23.18 44.06 7.14 0.00 0.00 0.00 0.00 12:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1356.54 1356.54 1287.68 1287.68 0.00 0.00 0.00 0.00 Average: ens3 27.95 23.66 32.53 7.48 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-52130) 03/25/26 _x86_64_ (4 CPU) 11:54:18 LINUX RESTART (4 CPU) 12:00:05 CPU %user %nice %system %iowait %steal %idle 12:10:06 all 66.41 0.00 2.27 0.97 0.13 30.21 12:10:06 0 64.53 0.00 2.31 0.52 0.12 32.52 12:10:06 1 67.27 0.00 2.34 0.39 0.13 29.87 12:10:06 2 67.32 0.00 2.12 1.79 0.13 28.63 12:10:06 3 66.54 0.00 2.32 1.18 0.13 29.83 12:20:05 all 60.39 0.00 2.44 0.43 0.12 36.63 12:20:05 0 60.87 0.00 2.46 0.75 0.12 35.80 12:20:05 1 58.90 0.00 2.34 0.31 0.12 38.33 12:20:05 2 60.48 0.00 2.26 0.31 0.12 36.83 12:20:05 3 61.29 0.00 2.69 0.34 0.12 35.56 Average: all 63.41 0.00 2.36 0.70 0.12 33.41 Average: 0 62.70 0.00 2.39 0.63 0.12 34.15 Average: 1 63.09 0.00 2.34 0.35 0.13 34.09 Average: 2 63.91 0.00 2.19 1.05 0.12 32.72 Average: 3 63.92 0.00 2.51 0.76 0.12 32.69