---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22419 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 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 655 10544 4 4789 14991 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:6e:fa:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84567sec preferred_lft 84567sec inet6 fe80::f816:3eff:fe6e:fa0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:f5:57:4a:b1:e4 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-22419) 03/24/26 _x86_64_ (4 CPU) 21:55:58 LINUX RESTART (4 CPU) 22:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:04 8.76 2.09 6.50 0.18 128.25 2026.75 38.21 22:20:01 2.94 0.07 2.80 0.08 6.55 333.89 12.56 Average: 5.83 1.07 4.64 0.13 66.97 1174.33 25.29 22:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:04 10733868 13664324 2300124 14.05 111052 2987820 2608072 14.97 481264 4830196 8268 22:20:01 10193960 13226284 2737216 16.72 114796 3077592 2878948 16.53 507804 5332564 18088 Average: 10463914 13445304 2518670 15.38 112924 3032706 2743510 15.75 494534 5081380 13178 22:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 22:10:04 ens3 64.14 47.85 560.88 6.01 0.00 0.00 0.00 0.00 22:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 0.52 0.52 0.37 0.37 0.00 0.00 0.00 0.00 22:20:01 ens3 5.94 4.56 20.44 0.98 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.41 0.41 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 34.84 26.05 288.75 3.48 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-22419) 03/24/26 _x86_64_ (4 CPU) 21:55:58 LINUX RESTART (4 CPU) 22:00:15 CPU %user %nice %system %iowait %steal %idle 22:10:04 all 47.68 0.00 0.96 0.15 0.09 51.12 22:10:04 0 44.25 0.00 1.06 0.09 0.08 54.52 22:10:04 1 52.28 0.00 0.86 0.27 0.09 46.50 22:10:04 2 42.45 0.00 0.95 0.21 0.08 56.31 22:10:04 3 51.74 0.00 0.98 0.02 0.10 47.16 22:20:01 all 45.12 0.00 0.45 0.01 0.08 54.34 22:20:01 0 54.42 0.00 0.51 0.03 0.09 44.95 22:20:01 1 28.61 0.00 0.32 0.01 0.07 70.99 22:20:01 2 40.81 0.00 0.49 0.01 0.08 58.62 22:20:01 3 56.68 0.00 0.47 0.01 0.09 42.76 Average: all 46.39 0.00 0.70 0.08 0.09 52.74 Average: 0 49.37 0.00 0.78 0.06 0.09 49.70 Average: 1 40.34 0.00 0.59 0.14 0.08 58.85 Average: 2 41.62 0.00 0.72 0.11 0.08 57.47 Average: 3 54.23 0.00 0.73 0.01 0.09 44.94