---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-466541 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 10G 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 681 10638 4 4669 14965 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:e6:83:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82606sec preferred_lft 82606sec inet6 fe80::f816:3eff:fee6:8340/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:5c:ed:b4:4e:45 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-466541) 03/13/26 _x86_64_ (4 CPU) 22:47:40 LINUX RESTART (4 CPU) 22:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:06 3.58 0.41 2.96 0.21 401.80 393.71 2725.21 23:10:06 1.29 0.01 1.29 0.00 0.04 15.55 0.00 23:20:06 1.22 0.00 1.22 0.00 0.01 14.17 0.00 23:30:06 1.25 0.00 1.25 0.00 0.00 14.63 0.00 23:40:06 1.48 0.00 1.47 0.00 0.25 16.69 0.00 23:50:03 100.22 19.82 63.47 16.93 611.41 9740.49 248299.60 Average: 18.09 3.36 11.90 2.84 168.49 1691.34 41635.40 22:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:06 13568276 15525732 490316 2.99 57316 2125344 1135904 6.52 329788 2213912 260 23:10:06 13567048 15525068 490944 3.00 57744 2125476 1135968 6.52 330228 2219000 208 23:20:06 13566544 15524948 491112 3.00 58132 2125484 1135968 6.52 330600 2219444 212 23:30:06 13565564 15524404 491708 3.00 58540 2125496 1135968 6.52 331016 2220476 192 23:40:06 13564320 15523824 492368 3.01 59100 2125584 1136096 6.52 331584 2225108 212 23:50:03 10957944 15376388 575892 3.52 166716 4282472 1192816 6.85 1164484 3733212 25968 Average: 13131616 15500061 505390 3.09 76258 2484976 1145453 6.57 469617 2471859 4509 22:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:06 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 23:00:06 ens3 6.66 2.74 129.09 0.22 0.00 0.00 0.00 0.00 23:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:06 ens3 0.48 0.12 0.09 0.05 0.00 0.00 0.00 0.00 23:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:06 ens3 0.32 0.07 0.05 0.02 0.00 0.00 0.00 0.00 23:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:06 ens3 0.41 0.10 0.07 0.03 0.00 0.00 0.00 0.00 23:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:40:06 ens3 0.56 0.37 0.09 0.57 0.00 0.00 0.00 0.00 23:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:03 lo 5.46 5.46 0.95 0.95 0.00 0.00 0.00 0.00 23:50:03 ens3 74.97 56.56 580.66 11.18 0.00 0.00 0.00 0.00 23:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 13.84 9.95 117.89 2.00 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-466541) 03/13/26 _x86_64_ (4 CPU) 22:47:40 LINUX RESTART (4 CPU) 22:50:06 CPU %user %nice %system %iowait %steal %idle 23:00:06 all 0.34 0.00 0.09 0.05 0.02 99.49 23:00:06 0 0.18 0.00 0.08 0.03 0.02 99.70 23:00:06 1 0.47 0.00 0.11 0.04 0.03 99.35 23:00:06 2 0.39 0.00 0.09 0.08 0.02 99.43 23:00:06 3 0.33 0.00 0.09 0.06 0.02 99.50 23:10:06 all 0.12 0.00 0.03 0.01 0.02 99.83 23:10:06 0 0.01 0.00 0.02 0.03 0.02 99.93 23:10:06 1 0.08 0.00 0.04 0.01 0.02 99.86 23:10:06 2 0.35 0.00 0.03 0.00 0.03 99.59 23:10:06 3 0.05 0.00 0.02 0.00 0.01 99.92 23:20:06 all 0.15 0.00 0.03 0.01 0.02 99.79 23:20:06 0 0.20 0.00 0.02 0.02 0.02 99.74 23:20:06 1 0.03 0.00 0.03 0.01 0.04 99.90 23:20:06 2 0.05 0.00 0.03 0.00 0.02 99.90 23:20:06 3 0.35 0.00 0.01 0.00 0.01 99.62 23:30:06 all 0.17 0.00 0.02 0.01 0.02 99.77 23:30:06 0 0.64 0.00 0.02 0.00 0.04 99.30 23:30:06 1 0.02 0.00 0.03 0.00 0.03 99.92 23:30:06 2 0.02 0.00 0.02 0.03 0.01 99.93 23:30:06 3 0.02 0.00 0.02 0.00 0.01 99.95 23:40:06 all 0.03 0.00 0.02 0.01 0.02 99.92 23:40:06 0 0.03 0.00 0.03 0.00 0.04 99.90 23:40:06 1 0.05 0.00 0.02 0.01 0.02 99.91 23:40:06 2 0.02 0.00 0.03 0.03 0.02 99.90 23:40:06 3 0.02 0.00 0.02 0.00 0.01 99.96 23:50:03 all 10.91 0.18 1.11 0.56 0.05 87.18 23:50:03 0 12.38 0.07 1.27 0.56 0.05 85.67 23:50:03 1 12.37 0.06 1.26 0.35 0.05 85.91 23:50:03 2 9.03 0.23 1.10 0.97 0.05 88.63 23:50:03 3 9.87 0.35 0.80 0.39 0.05 88.54 Average: all 1.95 0.03 0.21 0.11 0.03 97.68 Average: 0 2.23 0.01 0.24 0.11 0.03 97.38 Average: 1 2.16 0.01 0.25 0.07 0.03 97.48 Average: 2 1.63 0.04 0.21 0.18 0.02 97.91 Average: 3 1.76 0.06 0.16 0.07 0.02 97.92