---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3153 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: 5600.00 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 649 9482 4 5858 14997 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:04:e5:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84538sec preferred_lft 84538sec inet6 fe80::f816:3eff:fe04:e599/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:61:c7:1e:a6:e0 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-3153) 04/16/26 _x86_64_ (4 CPU) 01:06:20 LINUX RESTART (4 CPU) 01:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 23.40 0.67 19.51 3.22 24.53 3261.17 34768.20 01:30:09 23.48 0.16 19.95 3.36 4.86 1814.29 15835.11 Average: 23.44 0.42 19.73 3.29 14.63 2533.05 25240.47 01:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9714532 13137304 2822028 17.24 130008 3415440 3062984 17.58 675252 5593448 504 01:30:09 9076548 12913128 3042808 18.58 152416 3776612 3255976 18.69 815764 6067200 25708 Average: 9395540 13025216 2932418 17.91 141212 3596026 3159480 18.14 745508 5830324 13106 01:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 29.56 29.56 6.99 6.99 0.00 0.00 0.00 0.00 01:20:01 ens3 30.53 24.11 144.38 6.55 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 01:30:09 lo 1399.33 1399.33 1308.57 1308.57 0.00 0.00 0.00 0.00 01:30:09 ens3 44.29 33.44 263.44 8.56 0.00 0.00 0.00 0.00 01:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 718.87 718.87 661.99 661.99 0.00 0.00 0.00 0.00 Average: ens3 37.46 28.80 204.30 7.56 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-3153) 04/16/26 _x86_64_ (4 CPU) 01:06:20 LINUX RESTART (4 CPU) 01:10:02 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 33.52 0.00 1.21 0.10 0.09 65.08 01:20:01 0 34.32 0.00 1.50 0.09 0.09 64.01 01:20:01 1 33.40 0.00 0.96 0.06 0.09 65.49 01:20:01 2 35.35 0.00 1.34 0.09 0.09 63.13 01:20:01 3 31.02 0.00 1.04 0.16 0.09 67.69 01:30:09 all 32.57 0.00 1.67 0.07 0.09 65.60 01:30:09 0 32.40 0.00 1.58 0.11 0.09 65.82 01:30:09 1 32.46 0.00 1.65 0.06 0.09 65.73 01:30:09 2 32.74 0.00 1.73 0.04 0.09 65.39 01:30:09 3 32.69 0.00 1.72 0.05 0.09 65.45 Average: all 33.04 0.00 1.44 0.08 0.09 65.34 Average: 0 33.35 0.00 1.54 0.10 0.09 64.92 Average: 1 32.93 0.00 1.31 0.06 0.09 65.61 Average: 2 34.04 0.00 1.54 0.07 0.09 64.26 Average: 3 31.86 0.00 1.38 0.10 0.09 66.56