---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-481656 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 678 10273 4 5037 14968 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:f5:54:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84864sec preferred_lft 84864sec inet6 fe80::f816:3eff:fef5:5404/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ac:de:d4:15:53 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-481656) 03/15/26 _x86_64_ (4 CPU) 14:38:27 LINUX RESTART (4 CPU) 14:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:17 23.02 3.16 18.66 1.20 552.03 4401.75 12037.60 15:00:17 28.46 0.92 23.61 3.92 30.09 3483.30 6437.35 Average: 25.72 2.05 21.11 2.55 293.23 3946.35 9260.78 14:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:17 10477224 13953660 2005472 12.25 133920 3470200 2350584 13.49 673384 4847696 19296 15:00:17 10663412 15447376 503328 3.07 180352 4633232 1017192 5.84 1031396 4183688 391884 Average: 10570318 14700518 1254400 7.66 157136 4051716 1683888 9.67 852390 4515692 205590 14:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:17 lo 1.21 1.21 0.13 0.13 0.00 0.00 0.00 0.00 14:50:17 ens3 120.02 92.41 860.86 20.32 0.00 0.00 0.00 0.00 14:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:17 lo 1529.36 1529.36 1458.10 1458.10 0.00 0.00 0.00 0.00 15:00:17 ens3 98.00 72.25 472.83 18.96 0.00 0.00 0.00 0.00 15:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 758.92 758.92 723.05 723.05 0.00 0.00 0.00 0.00 Average: ens3 109.10 82.41 668.46 19.64 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-481656) 03/15/26 _x86_64_ (4 CPU) 14:38:27 LINUX RESTART (4 CPU) 14:40:06 CPU %user %nice %system %iowait %steal %idle 14:50:17 all 53.64 0.00 1.86 0.08 0.07 44.35 14:50:17 0 55.48 0.00 2.14 0.15 0.07 42.15 14:50:17 1 52.49 0.00 1.61 0.05 0.07 45.77 14:50:17 2 52.38 0.00 1.79 0.04 0.07 45.72 14:50:17 3 54.19 0.00 1.90 0.07 0.07 43.77 15:00:17 all 70.60 0.00 2.72 0.05 0.08 26.55 15:00:17 0 68.83 0.00 2.64 0.05 0.09 28.40 15:00:17 1 69.61 0.00 2.54 0.07 0.09 27.69 15:00:17 2 71.78 0.00 3.06 0.06 0.09 25.02 15:00:17 3 72.17 0.00 2.63 0.03 0.08 25.08 Average: all 62.05 0.00 2.28 0.07 0.08 35.52 Average: 0 62.10 0.00 2.39 0.10 0.08 35.33 Average: 1 60.99 0.00 2.07 0.06 0.08 36.80 Average: 2 61.99 0.00 2.42 0.05 0.08 35.46 Average: 3 63.10 0.00 2.26 0.05 0.08 34.51