---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6425 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 689 9450 4 5849 14957 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:03:1f:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84246sec preferred_lft 84246sec inet6 fe80::f816:3eff:fe03:1fd4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:2d:ec:41:0c:59 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-6425) 03/20/26 _x86_64_ (4 CPU) 14:12:58 LINUX RESTART (4 CPU) 14:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:00 27.67 2.52 21.73 3.42 145.13 3671.76 45422.57 14:40:00 19.79 0.16 16.92 2.71 4.68 1529.32 28640.32 Average: 23.73 1.34 19.32 3.07 74.91 2600.55 37031.52 14:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:00 9814400 13233328 2725856 16.65 131524 3409408 3049124 17.50 681040 5485560 6500 14:40:00 9431620 13193064 2762724 16.87 150960 3706244 3149236 18.08 799704 5717796 17280 Average: 9623010 13213196 2744290 16.76 141242 3557826 3099180 17.79 740372 5601678 11890 14:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:00 lo 21.39 21.39 4.79 4.79 0.00 0.00 0.00 0.00 14:30:00 ens3 73.55 57.59 622.81 11.99 0.00 0.00 0.00 0.00 14:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 1050.02 1050.02 969.38 969.38 0.00 0.00 0.00 0.00 14:40:00 ens3 35.25 26.59 247.68 5.64 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 535.70 535.70 487.08 487.08 0.00 0.00 0.00 0.00 Average: ens3 54.40 42.09 435.25 8.81 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-6425) 03/20/26 _x86_64_ (4 CPU) 14:12:58 LINUX RESTART (4 CPU) 14:20:00 CPU %user %nice %system %iowait %steal %idle 14:30:00 all 38.67 0.00 1.39 0.19 0.08 59.67 14:30:00 0 38.48 0.00 1.39 0.14 0.08 59.91 14:30:00 1 37.34 0.00 1.09 0.11 0.08 61.38 14:30:00 2 40.77 0.00 1.49 0.27 0.08 57.38 14:30:00 3 38.09 0.00 1.58 0.26 0.08 59.99 14:40:00 all 23.23 0.00 1.34 0.07 0.08 75.29 14:40:00 0 21.62 0.00 1.51 0.06 0.08 76.73 14:40:00 1 23.20 0.00 1.41 0.04 0.08 75.27 14:40:00 2 24.35 0.00 1.11 0.05 0.08 74.40 14:40:00 3 23.76 0.00 1.31 0.11 0.08 74.74 Average: all 30.95 0.00 1.36 0.13 0.08 67.48 Average: 0 30.04 0.00 1.45 0.10 0.08 68.33 Average: 1 30.27 0.00 1.25 0.07 0.08 68.33 Average: 2 32.56 0.00 1.30 0.16 0.08 65.89 Average: 3 30.93 0.00 1.45 0.18 0.08 67.36