---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-54062 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 9.9G 68G 13% / 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 691 11037 4 4260 14955 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:77:96:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84851sec preferred_lft 84851sec inet6 fe80::f816:3eff:fe77:96a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:dc:0c:c0:18:0c 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-54062) 03/29/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:18 47.94 2.59 37.82 7.53 143.39 4454.20 10471.47 22:20:06 29.19 0.31 23.91 4.97 12.07 3243.46 3219.60 Average: 38.66 1.46 30.93 6.26 78.37 3854.76 6881.08 22:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:18 10372412 13721952 2236884 13.66 163088 3299496 2450712 14.07 591836 5007564 56264 22:20:06 11369820 15369320 584148 3.57 200516 3862524 1094708 6.28 785124 3753552 200 Average: 10871116 14545636 1410516 8.61 181802 3581010 1772710 10.18 688480 4380558 28232 22:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:18 lo 4080.58 4080.58 3891.55 3891.55 0.00 0.00 0.00 0.00 22:10:18 ens3 148.49 115.39 757.49 31.72 0.00 0.00 0.00 0.00 22:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:06 lo 2180.90 2180.90 2063.94 2063.94 0.00 0.00 0.00 0.00 22:20:06 ens3 123.14 114.78 126.31 173.76 0.00 0.00 0.00 0.00 22:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3140.05 3140.05 2986.71 2986.71 0.00 0.00 0.00 0.00 Average: ens3 135.94 115.09 444.99 102.04 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-54062) 03/29/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:18 CPU %user %nice %system %iowait %steal %idle 22:10:18 all 64.44 0.00 3.89 0.13 0.10 31.43 22:10:18 0 63.51 0.00 3.82 0.10 0.10 32.47 22:10:18 1 64.28 0.00 3.69 0.12 0.10 31.81 22:10:18 2 65.01 0.00 3.98 0.16 0.10 30.75 22:10:18 3 64.97 0.00 4.08 0.13 0.10 30.71 22:20:06 all 42.81 0.00 2.57 0.09 0.08 54.45 22:20:06 0 40.35 0.00 2.54 0.08 0.08 56.95 22:20:06 1 44.86 0.00 3.08 0.07 0.08 51.90 22:20:06 2 44.14 0.00 2.51 0.18 0.08 53.09 22:20:06 3 41.88 0.00 2.15 0.04 0.08 55.86 Average: all 53.72 0.00 3.24 0.11 0.09 42.84 Average: 0 52.04 0.00 3.19 0.09 0.09 44.60 Average: 1 54.66 0.00 3.39 0.09 0.09 41.77 Average: 2 54.67 0.00 3.25 0.17 0.09 41.82 Average: 3 53.53 0.00 3.12 0.08 0.09 43.17