---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-445798 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 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 755 9577 4 5655 14891 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:52:8b:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84024sec preferred_lft 84024sec inet6 fe80::f816:3eff:fe52:8b98/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:02:95:db:ac:6a 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-445798) 03/11/26 _x86_64_ (4 CPU) 20:25:00 LINUX RESTART (4 CPU) 20:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:02 17.94 1.87 14.97 1.09 125.85 4391.23 606.77 20:50:02 60.79 0.22 48.95 11.62 6.17 3748.28 21788.76 21:00:02 30.55 0.23 25.09 5.22 10.71 4810.59 6885.63 Average: 36.43 0.77 29.67 5.98 47.58 4316.70 9760.39 20:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:02 9388676 13440240 2514484 15.36 176652 3936072 2789192 16.01 695248 5828844 451104 20:50:02 8739188 13126772 2823744 17.25 205156 4212396 3055500 17.54 832580 6310488 139904 21:00:02 9951628 15374744 571524 3.49 239848 5155996 1105308 6.34 1201228 4659240 208 Average: 9359831 13980585 1969917 12.03 207219 4434821 2316667 13.30 909685 5599524 197072 20:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:02 lo 33.11 33.11 30.40 30.40 0.00 0.00 0.00 0.00 20:40:02 ens3 94.16 70.39 355.27 20.30 0.00 0.00 0.00 0.00 20:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:02 lo 6043.98 6043.98 5764.16 5764.16 0.00 0.00 0.00 0.00 20:50:02 ens3 82.85 60.35 26.62 19.80 0.00 0.00 0.00 0.00 20:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 2418.62 2418.62 2297.21 2297.21 0.00 0.00 0.00 0.00 21:00:02 ens3 98.95 86.18 109.21 124.41 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2831.90 2831.90 2697.26 2697.26 0.00 0.00 0.00 0.00 Average: ens3 91.98 72.31 163.70 54.84 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-445798) 03/11/26 _x86_64_ (4 CPU) 20:25:00 LINUX RESTART (4 CPU) 20:30:02 CPU %user %nice %system %iowait %steal %idle 20:40:02 all 69.76 0.00 2.41 0.21 0.12 27.50 20:40:02 0 67.70 0.00 2.32 0.27 0.11 29.60 20:40:02 1 70.06 0.00 2.57 0.09 0.11 27.17 20:40:02 2 70.56 0.00 2.51 0.13 0.12 26.68 20:40:02 3 70.74 0.00 2.25 0.35 0.12 26.54 20:50:02 all 61.60 0.00 4.23 0.65 0.11 33.42 20:50:02 0 60.97 0.00 4.15 0.84 0.11 33.94 20:50:02 1 62.31 0.00 4.81 0.43 0.12 32.34 20:50:02 2 61.43 0.00 4.14 0.35 0.10 33.98 20:50:02 3 61.70 0.00 3.81 0.97 0.10 33.42 21:00:02 all 47.98 0.00 2.69 0.65 0.09 48.59 21:00:02 0 44.54 0.00 2.28 0.56 0.09 52.53 21:00:02 1 48.70 0.00 2.76 1.10 0.10 47.35 21:00:02 2 50.31 0.00 2.92 0.54 0.10 46.13 21:00:02 3 48.37 0.00 2.79 0.39 0.09 48.36 Average: all 59.78 0.00 3.11 0.50 0.11 36.51 Average: 0 57.73 0.00 2.92 0.56 0.11 38.70 Average: 1 60.35 0.00 3.38 0.54 0.11 35.62 Average: 2 60.76 0.00 3.19 0.34 0.11 35.60 Average: 3 60.27 0.00 2.95 0.57 0.10 36.11