---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9943 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 688 9441 4 5860 14958 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:53:35:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84729sec preferred_lft 84729sec inet6 fe80::f816:3eff:fe53:35d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:6d:a8:83:04:7d 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-9943) 04/30/26 _x86_64_ (4 CPU) 14:17:20 LINUX RESTART (4 CPU) 14:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:04 25.08 0.74 20.98 3.37 27.75 3504.99 33865.68 14:40:01 22.10 0.16 18.72 3.22 4.69 1579.86 30193.63 Average: 23.59 0.45 19.85 3.29 16.20 2541.08 32027.08 14:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:04 9553948 13053236 2904744 17.74 128304 3494508 3184692 18.28 694092 5733304 344 14:40:01 9244352 13074360 2881152 17.60 146336 3785424 2918428 16.75 815088 5894380 17932 Average: 9399150 13063798 2892948 17.67 137320 3639966 3051560 17.52 754590 5813842 9138 14:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:04 lo 29.09 29.09 6.68 6.68 0.00 0.00 0.00 0.00 14:30:04 ens3 29.63 23.48 229.14 5.45 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 1299.55 1299.55 1212.77 1212.77 0.00 0.00 0.00 0.00 14:40:01 ens3 35.39 25.07 264.32 4.89 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 665.21 665.21 610.57 610.57 0.00 0.00 0.00 0.00 Average: ens3 32.52 24.27 246.75 5.17 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-9943) 04/30/26 _x86_64_ (4 CPU) 14:17:20 LINUX RESTART (4 CPU) 14:20:09 CPU %user %nice %system %iowait %steal %idle 14:30:04 all 35.85 0.00 1.31 0.68 0.09 62.07 14:30:04 0 33.91 0.00 1.36 0.34 0.09 64.30 14:30:04 1 36.15 0.00 1.16 0.52 0.09 62.08 14:30:04 2 38.31 0.00 1.50 1.01 0.09 59.09 14:30:04 3 35.02 0.00 1.22 0.86 0.09 62.81 14:40:01 all 30.87 0.00 1.64 0.35 0.10 67.05 14:40:01 0 29.68 0.00 1.76 0.10 0.09 68.36 14:40:01 1 30.90 0.00 1.68 0.87 0.10 66.46 14:40:01 2 31.63 0.00 1.50 0.25 0.09 66.52 14:40:01 3 31.26 0.00 1.61 0.18 0.10 66.85 Average: all 33.36 0.00 1.47 0.52 0.09 64.56 Average: 0 31.80 0.00 1.56 0.22 0.09 66.33 Average: 1 33.52 0.00 1.42 0.69 0.09 64.27 Average: 2 34.97 0.00 1.50 0.63 0.09 62.82 Average: 3 33.14 0.00 1.41 0.52 0.09 64.83