---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37556 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 721 9345 4 5922 14925 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:0c:63:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84389sec preferred_lft 84389sec inet6 fe80::f816:3eff:fe0c:630f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:10:a5:b7:03:3a 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37556) 07/21/26 _x86_64_ (4 CPU) 12:35:32 LINUX RESTART (4 CPU) 12:40:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:05 26.07 0.94 22.67 2.46 55.56 4684.55 17766.29 13:00:20 31.43 0.04 28.28 3.11 1.52 5985.70 21187.04 Average: 28.81 0.48 25.54 2.79 27.90 5350.45 19516.95 12:40:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:05 9193408 13217200 2737156 16.72 162212 3937324 3285592 18.86 740668 5999140 26544 13:00:20 7757720 13217916 2729672 16.67 189960 5273112 2928556 16.81 1047616 7043992 23204 Average: 8475564 13217558 2733414 16.69 176086 4605218 3107074 17.83 894142 6521566 24874 12:40:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:05 lo 910.86 910.86 868.15 868.15 0.00 0.00 0.00 0.00 12:50:05 ens3 94.56 70.03 674.38 15.49 0.00 0.00 0.00 0.00 12:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:20 lo 1199.16 1199.16 1142.63 1142.63 0.00 0.00 0.00 0.00 13:00:20 ens3 51.79 42.03 228.37 12.02 0.00 0.00 0.00 0.00 13:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1058.41 1058.41 1008.62 1008.62 0.00 0.00 0.00 0.00 Average: ens3 72.67 55.70 446.12 13.71 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37556) 07/21/26 _x86_64_ (4 CPU) 12:35:32 LINUX RESTART (4 CPU) 12:40:19 CPU %user %nice %system %iowait %steal %idle 12:50:05 all 64.35 0.00 2.35 0.08 0.13 33.09 12:50:05 0 66.37 0.00 2.41 0.08 0.13 31.01 12:50:05 1 62.24 0.00 2.41 0.06 0.13 35.17 12:50:05 2 64.44 0.00 2.25 0.13 0.13 33.05 12:50:05 3 64.37 0.00 2.32 0.06 0.13 33.13 13:00:20 all 57.83 0.00 2.43 0.13 0.12 39.49 13:00:20 0 56.61 0.00 2.57 0.19 0.12 40.50 13:00:20 1 58.49 0.00 2.61 0.08 0.12 38.71 13:00:20 2 54.98 0.00 2.21 0.15 0.12 42.54 13:00:20 3 61.23 0.00 2.33 0.10 0.12 36.21 Average: all 61.02 0.00 2.39 0.11 0.12 36.36 Average: 0 61.38 0.00 2.49 0.14 0.12 35.86 Average: 1 60.32 0.00 2.51 0.07 0.12 36.98 Average: 2 59.60 0.00 2.23 0.14 0.12 37.90 Average: 3 62.77 0.00 2.32 0.08 0.12 34.70