---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6185 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 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 662 9478 4 5847 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:6c:6b:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84451sec preferred_lft 84451sec inet6 fe80::f816:3eff:fe6c:6b7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:56:bc:b5:10:f6 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-6185) 03/20/26 _x86_64_ (4 CPU) 01:06:27 LINUX RESTART (4 CPU) 01:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 26.61 2.59 20.69 3.33 148.65 3615.13 47092.37 01:30:08 21.00 0.16 17.93 2.91 4.84 1671.58 24771.63 Average: 23.77 1.36 19.30 3.12 75.95 2632.57 35808.12 01:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9835944 13253796 2705776 16.53 130544 3409892 3063944 17.59 674344 5483184 32764 01:30:08 9475448 13294280 2661664 16.26 150176 3761088 2798380 16.06 796668 5670088 61672 Average: 9655696 13274038 2683720 16.39 140360 3585490 2931162 16.82 735506 5576636 47218 01:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 18.59 18.59 4.01 4.01 0.00 0.00 0.00 0.00 01:20:01 ens3 67.68 56.13 637.95 10.67 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:08 lo 1247.68 1247.68 1159.67 1159.67 0.00 0.00 0.00 0.00 01:30:08 ens3 30.02 21.28 259.03 4.39 0.00 0.00 0.00 0.00 01:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 639.96 639.96 588.26 588.26 0.00 0.00 0.00 0.00 Average: ens3 48.64 38.51 446.39 7.49 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-6185) 03/20/26 _x86_64_ (4 CPU) 01:06:27 LINUX RESTART (4 CPU) 01:10:08 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 37.67 0.00 1.40 0.28 0.09 60.56 01:20:01 0 37.82 0.00 1.32 0.35 0.09 60.42 01:20:01 1 38.17 0.00 1.36 0.27 0.09 60.11 01:20:01 2 37.89 0.00 1.58 0.34 0.09 60.09 01:20:01 3 36.79 0.00 1.33 0.16 0.09 61.63 01:30:08 all 26.78 0.00 1.46 0.07 0.09 71.60 01:30:08 0 26.42 0.00 1.73 0.06 0.09 71.70 01:30:08 1 26.63 0.00 1.45 0.12 0.09 71.71 01:30:08 2 26.75 0.00 1.40 0.03 0.09 71.73 01:30:08 3 27.30 0.00 1.28 0.05 0.09 71.27 Average: all 32.16 0.00 1.43 0.17 0.09 66.14 Average: 0 32.06 0.00 1.53 0.20 0.09 66.12 Average: 1 32.34 0.00 1.40 0.19 0.09 65.97 Average: 2 32.26 0.00 1.49 0.19 0.09 65.97 Average: 3 31.99 0.00 1.31 0.11 0.09 66.50