---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6099 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 66G 16% / 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 642 8879 4 6467 15004 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:26:0f:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84552sec preferred_lft 84552sec inet6 fe80::f816:3eff:fe26:f00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:d8:27:82:05:7a 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-6099) 03/19/26 _x86_64_ (4 CPU) 16:03:53 LINUX RESTART (4 CPU) 16:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:17 23.46 0.06 20.90 2.50 6.19 2174.26 5528.85 16:30:00 25.42 0.03 22.87 2.53 0.37 4104.14 8975.23 Average: 24.42 0.04 21.86 2.51 3.35 3117.29 7212.91 16:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:17 9908932 13521832 2435832 14.88 142976 3584636 2625648 15.07 707348 5341844 9204 16:30:00 6283864 10880244 5073304 30.99 160244 4508020 5099260 29.27 989712 8618696 29712 Average: 8096398 12201038 3754568 22.93 151610 4046328 3862454 22.17 848530 6980270 19458 16:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:17 lo 1268.97 1268.97 1202.52 1202.52 0.00 0.00 0.00 0.00 16:20:17 ens3 21.59 19.64 17.10 6.56 0.00 0.00 0.00 0.00 16:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:00 lo 1025.87 1025.87 1409.37 1409.37 0.00 0.00 0.00 0.00 16:30:00 ens3 23.41 20.98 44.70 6.43 0.00 0.00 0.00 0.00 16:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1150.18 1150.18 1303.59 1303.59 0.00 0.00 0.00 0.00 Average: ens3 22.48 20.30 30.59 6.49 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-6099) 03/19/26 _x86_64_ (4 CPU) 16:03:53 LINUX RESTART (4 CPU) 16:10:07 CPU %user %nice %system %iowait %steal %idle 16:20:17 all 65.04 0.00 2.23 0.28 0.11 32.35 16:20:17 0 63.58 0.00 1.97 0.20 0.11 34.14 16:20:17 1 67.04 0.00 2.38 0.15 0.11 30.31 16:20:17 2 65.50 0.00 2.17 0.16 0.11 32.06 16:20:17 3 64.03 0.00 2.39 0.60 0.11 32.88 16:30:00 all 56.35 0.00 2.10 0.13 0.11 41.32 16:30:00 0 54.72 0.00 2.28 0.08 0.11 42.81 16:30:00 1 60.43 0.00 2.18 0.06 0.11 37.22 16:30:00 2 57.92 0.00 1.89 0.14 0.10 39.95 16:30:00 3 52.33 0.00 2.06 0.23 0.10 45.28 Average: all 60.79 0.00 2.17 0.20 0.11 36.73 Average: 0 59.25 0.00 2.12 0.14 0.11 38.37 Average: 1 63.81 0.00 2.28 0.11 0.11 33.69 Average: 2 61.79 0.00 2.04 0.15 0.11 35.92 Average: 3 58.31 0.00 2.23 0.42 0.11 38.94