---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6071 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 9.3G 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 596 11861 4 3531 15050 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:32:83:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81877sec preferred_lft 81877sec inet6 fe80::f816:3eff:fe32:83ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:fa:c1:de:46:94 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-6071) 03/19/26 _x86_64_ (4 CPU) 13:53:11 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 1.29 0.00 1.29 0.00 0.04 15.14 0.13 14:20:25 1.23 0.00 1.23 0.00 0.01 14.39 0.00 14:30:25 1.24 0.00 1.24 0.00 0.00 14.53 0.00 14:40:01 14.60 0.01 1.34 13.26 0.17 15.40 252770.45 14:50:25 1.35 0.00 1.35 0.00 0.00 15.28 0.01 15:00:25 1.31 0.00 1.30 0.00 0.00 14.77 0.01 Average: 3.40 0.00 1.29 2.11 0.04 14.92 40220.67 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 13784548 15521620 497352 3.04 54444 1909660 1124456 6.45 193496 2150568 212 14:20:25 13781412 15518940 500060 3.05 54856 1909672 1125100 6.46 193928 2159204 36 14:30:25 13774864 15512804 506252 3.09 55256 1909680 1125100 6.46 194320 2160652 12 14:40:01 13769360 15512884 506072 3.09 55924 1914568 1125100 6.46 199824 2161152 280 14:50:25 13766840 15510828 508164 3.10 56376 1914576 1125148 6.46 200268 2161136 184 15:00:25 13766588 15511064 507888 3.10 56756 1914704 1125100 6.46 200600 2161024 204 Average: 13773935 15514690 504298 3.08 55602 1912143 1125001 6.46 197073 2158956 155 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:01 ens3 0.32 0.12 0.08 0.04 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:25 ens3 5.27 4.15 3.35 2.88 0.00 0.00 0.00 0.00 14:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:25 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 14:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:01 ens3 0.25 0.11 0.07 0.04 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:25 ens3 0.23 0.11 0.08 0.04 0.00 0.00 0.00 0.00 14:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:25 ens3 0.35 0.17 0.13 0.09 0.00 0.00 0.00 0.00 15:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 1.13 0.81 0.64 0.53 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-6071) 03/19/26 _x86_64_ (4 CPU) 13:53:11 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 0.13 0.00 0.03 0.08 0.01 99.74 14:10:01 0 0.01 0.00 0.01 0.02 0.01 99.95 14:10:01 1 0.41 0.00 0.03 0.02 0.02 99.53 14:10:01 2 0.02 0.00 0.03 0.15 0.01 99.80 14:10:01 3 0.10 0.00 0.04 0.14 0.02 99.70 14:20:25 all 0.21 0.00 0.04 0.06 0.01 99.68 14:20:25 0 0.02 0.00 0.01 0.04 0.00 99.93 14:20:25 1 0.18 0.00 0.05 0.13 0.01 99.62 14:20:25 2 0.58 0.00 0.06 0.00 0.01 99.35 14:20:25 3 0.06 0.00 0.04 0.06 0.01 99.83 14:30:25 all 0.08 0.00 0.03 0.05 0.01 99.84 14:30:25 0 0.02 0.00 0.03 0.01 0.01 99.93 14:30:25 1 0.11 0.00 0.03 0.03 0.01 99.83 14:30:25 2 0.14 0.00 0.03 0.00 0.01 99.82 14:30:25 3 0.06 0.00 0.02 0.15 0.01 99.76 14:40:01 all 0.11 0.00 0.03 0.08 0.01 99.76 14:40:01 0 0.00 0.00 0.02 0.09 0.01 99.88 14:40:01 1 0.03 0.00 0.05 0.20 0.02 99.71 14:40:01 2 0.39 0.00 0.03 0.01 0.01 99.57 14:40:01 3 0.03 0.00 0.02 0.03 0.01 99.90 14:50:25 all 0.15 0.00 0.02 0.01 0.01 99.81 14:50:25 0 0.04 0.00 0.02 0.00 0.00 99.93 14:50:25 1 0.42 0.00 0.04 0.00 0.01 99.52 14:50:25 2 0.12 0.00 0.02 0.01 0.00 99.85 14:50:25 3 0.01 0.00 0.02 0.03 0.01 99.93 15:00:25 all 0.22 0.00 0.03 0.05 0.01 99.70 15:00:25 0 0.04 0.00 0.04 0.00 0.01 99.91 15:00:25 1 0.81 0.00 0.02 0.12 0.01 99.04 15:00:25 2 0.02 0.00 0.03 0.00 0.01 99.94 15:00:25 3 0.02 0.00 0.02 0.06 0.01 99.90 Average: all 0.15 0.00 0.03 0.05 0.01 99.75 Average: 0 0.02 0.00 0.02 0.03 0.01 99.92 Average: 1 0.33 0.00 0.04 0.08 0.01 99.54 Average: 2 0.21 0.00 0.03 0.03 0.01 99.72 Average: 3 0.05 0.00 0.03 0.08 0.01 99.84