---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15480 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: 5600.00 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 9.1G 69G 12% / 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 623 11927 4 3438 15023 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:50:f5:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84876sec preferred_lft 84876sec inet6 fe80::f816:3eff:fe50:f57a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:98:a1:44:5c:93 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-15480) 03/23/26 _x86_64_ (4 CPU) 19:06:21 LINUX RESTART (4 CPU) 19:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 25.28 2.27 9.53 13.48 332.67 2889.59 240411.98 19:30:02 3.06 0.06 2.89 0.10 6.70 460.80 17.08 Average: 14.14 1.16 6.20 6.78 169.31 1672.38 119935.91 19:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 9770232 12784532 3179180 19.42 111528 3072672 3437492 19.73 541080 5734596 1300 19:30:02 9268700 12412788 3549900 21.68 115908 3187956 3659748 21.01 569260 6174192 356 Average: 9519466 12598660 3364540 20.55 113718 3130314 3548620 20.37 555170 5954394 828 19:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 19:20:01 ens3 85.41 63.87 726.00 6.62 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:02 lo 0.55 0.55 0.37 0.37 0.00 0.00 0.00 0.00 19:30:02 ens3 8.10 6.67 35.72 1.84 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.42 0.42 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 46.67 35.20 380.06 4.23 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-15480) 03/23/26 _x86_64_ (4 CPU) 19:06:21 LINUX RESTART (4 CPU) 19:10:03 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 35.03 0.00 0.78 0.10 0.07 64.03 19:20:01 0 34.51 0.00 0.62 0.03 0.06 64.77 19:20:01 1 29.61 0.00 0.79 0.10 0.07 69.43 19:20:01 2 37.20 0.00 0.77 0.13 0.07 61.83 19:20:01 3 38.82 0.00 0.93 0.14 0.06 60.05 19:30:02 all 45.61 0.00 0.55 0.02 0.07 53.75 19:30:02 0 48.74 0.00 0.64 0.01 0.07 50.55 19:30:02 1 63.18 0.00 0.56 0.00 0.08 36.18 19:30:02 2 34.96 0.00 0.48 0.02 0.07 64.46 19:30:02 3 35.59 0.00 0.53 0.02 0.07 63.78 Average: all 40.33 0.00 0.66 0.06 0.07 58.88 Average: 0 41.64 0.00 0.63 0.02 0.07 57.65 Average: 1 46.40 0.00 0.68 0.05 0.07 52.80 Average: 2 36.08 0.00 0.62 0.08 0.07 63.15 Average: 3 37.20 0.00 0.73 0.08 0.07 61.93