---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-475542 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 12G 66G 16% / 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 687 8825 4 6477 14959 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:f7:fd:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84578sec preferred_lft 84578sec inet6 fe80::f816:3eff:fef7:fd42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:3a:ec:3e:e2:d7 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-475542) 03/14/26 _x86_64_ (4 CPU) 22:10:42 LINUX RESTART (4 CPU) 22:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:10 39.32 0.03 22.97 16.32 0.47 2267.06 256259.16 22:40:04 20.86 0.03 19.31 1.53 0.39 8492.25 41839.37 Average: 30.07 0.03 21.13 8.91 0.43 5386.26 148821.74 22:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:10 9271992 13060848 2894960 17.68 152144 3739140 2832880 16.26 759572 5914356 15744 22:40:04 9172724 15435308 513048 3.13 172872 6107304 1009896 5.80 1609308 5071776 152416 Average: 9222358 14248078 1704004 10.41 162508 4923222 1921388 11.03 1184440 5493066 84080 22:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:10 lo 1081.44 1081.44 1029.36 1029.36 0.00 0.00 0.00 0.00 22:30:10 ens3 27.12 23.49 39.33 6.87 0.00 0.00 0.00 0.00 22:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:04 lo 759.30 759.30 7391.33 7391.33 0.00 0.00 0.00 0.00 22:40:04 ens3 27.19 25.09 104.93 7.21 0.00 0.00 0.00 0.00 22:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 920.03 920.03 4217.10 4217.10 0.00 0.00 0.00 0.00 Average: ens3 27.16 24.29 72.20 7.04 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-475542) 03/14/26 _x86_64_ (4 CPU) 22:10:42 LINUX RESTART (4 CPU) 22:20:17 CPU %user %nice %system %iowait %steal %idle 22:30:10 all 67.76 0.00 2.31 0.08 0.11 29.74 22:30:10 0 66.92 0.00 2.15 0.06 0.11 30.75 22:30:10 1 66.25 0.00 2.19 0.05 0.11 31.40 22:30:10 2 70.27 0.00 2.17 0.08 0.12 27.36 22:30:10 3 67.58 0.00 2.71 0.15 0.11 29.45 22:40:04 all 45.79 0.00 1.70 0.25 0.09 52.17 22:40:04 0 44.44 0.00 1.81 0.25 0.09 53.41 22:40:04 1 46.80 0.00 1.61 0.21 0.09 51.29 22:40:04 2 43.46 0.00 1.91 0.06 0.10 54.47 22:40:04 3 48.45 0.00 1.48 0.48 0.09 49.50 Average: all 56.74 0.00 2.00 0.17 0.10 40.98 Average: 0 55.65 0.00 1.98 0.16 0.10 42.11 Average: 1 56.49 0.00 1.90 0.13 0.10 41.38 Average: 2 56.84 0.00 2.04 0.07 0.11 40.95 Average: 3 57.99 0.00 2.09 0.32 0.10 39.50