---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66004 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 9.7G 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 611 11321 4 4056 15035 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:4a:14:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85075sec preferred_lft 85075sec inet6 fe80::f816:3eff:fe4a:14f2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:4f:41:25:5f:68 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-66004) 03/05/26 _x86_64_ (4 CPU) 14:28:23 LINUX RESTART (4 CPU) 14:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:06 19.99 2.78 16.25 0.96 156.89 3518.88 1054.12 14:50:07 16.30 0.58 13.89 1.83 25.66 2762.30 601.96 Average: 18.15 1.68 15.07 1.39 91.50 3141.89 828.81 14:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:06 10905564 13926888 2035292 12.43 121980 3044868 2672132 15.34 520428 4585464 33152 14:50:07 11624564 15420212 536092 3.27 158428 3708204 1056912 6.07 699820 3604148 27860 Average: 11265064 14673550 1285692 7.85 140204 3376536 1864522 10.70 610124 4094806 30506 14:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:06 lo 0.83 0.83 0.09 0.09 0.00 0.00 0.00 0.00 14:40:06 ens3 74.51 60.09 705.97 13.97 0.00 0.00 0.00 0.00 14:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:07 lo 1.35 1.35 0.14 0.14 0.00 0.00 0.00 0.00 14:50:07 ens3 58.35 45.54 142.71 15.81 0.00 0.00 0.00 0.00 14:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 66.46 52.84 425.31 14.88 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-66004) 03/05/26 _x86_64_ (4 CPU) 14:28:23 LINUX RESTART (4 CPU) 14:30:01 CPU %user %nice %system %iowait %steal %idle 14:40:06 all 39.65 0.00 1.39 0.34 0.11 58.51 14:40:06 0 39.37 0.00 1.22 0.55 0.10 58.76 14:40:06 1 37.45 0.00 1.23 0.38 0.11 60.83 14:40:06 2 41.78 0.00 1.39 0.21 0.11 56.52 14:40:06 3 40.02 0.00 1.73 0.21 0.11 57.93 14:50:07 all 67.46 0.00 2.27 0.30 0.17 29.80 14:50:07 0 68.86 0.00 2.16 0.20 0.17 28.61 14:50:07 1 68.11 0.00 2.24 0.42 0.17 29.06 14:50:07 2 64.57 0.00 2.29 0.31 0.17 32.66 14:50:07 3 68.30 0.00 2.39 0.26 0.17 28.88 Average: all 53.50 0.00 1.83 0.32 0.14 44.22 Average: 0 54.04 0.00 1.69 0.37 0.14 43.76 Average: 1 52.71 0.00 1.73 0.40 0.14 45.02 Average: 2 53.12 0.00 1.84 0.26 0.14 44.64 Average: 3 54.11 0.00 2.06 0.24 0.14 43.46