---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6466 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 769 9403 4 5817 14877 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:f3:58:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83619sec preferred_lft 83619sec inet6 fe80::f816:3eff:fef3:58f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:0b:15:fb:09:5e 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-6466) 03/20/26 _x86_64_ (4 CPU) 20:24:25 LINUX RESTART (4 CPU) 20:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:04 12.00 2.29 8.98 0.73 136.55 2669.15 2393.04 20:50:00 41.61 0.35 34.27 6.99 10.02 4451.60 9559.13 21:00:04 44.76 0.00 36.20 8.56 0.00 2829.85 6614.56 21:10:04 13.92 0.30 11.44 2.17 12.19 3275.52 907.95 Average: 28.07 0.73 22.73 4.61 39.67 3304.09 4864.24 20:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:04 10490816 13745948 2213936 13.52 142964 3246532 2811576 16.14 574756 4929056 43752 20:50:00 8764568 13139556 2810820 17.17 197152 4218812 3020400 17.34 822180 6312420 116356 21:00:04 8384416 13134500 2811468 17.17 229256 4518444 2937056 16.86 929168 6520088 33032 21:10:04 9593548 15186340 757224 4.62 246444 5312600 1239956 7.12 1242148 4952504 10812 Average: 9308337 13801586 2148362 13.12 203954 4324097 2502247 14.36 892063 5678517 50988 20:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:04 lo 1.05 1.05 0.11 0.11 0.00 0.00 0.00 0.00 20:40:04 ens3 83.44 69.12 534.72 16.61 0.00 0.00 0.00 0.00 20:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 3391.79 3391.79 3235.17 3235.17 0.00 0.00 0.00 0.00 20:50:00 ens3 89.64 66.74 321.20 18.92 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:04 lo 4667.81 4667.81 4450.62 4450.62 0.00 0.00 0.00 0.00 21:00:04 ens3 74.58 57.22 22.84 20.20 0.00 0.00 0.00 0.00 21:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:04 lo 534.66 534.66 488.17 488.17 0.00 0.00 0.00 0.00 21:10:04 ens3 126.40 137.46 127.69 595.80 0.00 0.00 0.00 0.00 21:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2150.75 2150.75 2045.35 2045.35 0.00 0.00 0.00 0.00 Average: ens3 93.49 82.62 251.16 162.88 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-6466) 03/20/26 _x86_64_ (4 CPU) 20:24:25 LINUX RESTART (4 CPU) 20:30:04 CPU %user %nice %system %iowait %steal %idle 20:40:04 all 49.56 0.00 1.86 0.06 0.07 48.45 20:40:04 0 48.85 0.00 1.95 0.07 0.08 49.05 20:40:04 1 49.26 0.00 2.10 0.05 0.07 48.51 20:40:04 2 50.01 0.00 1.83 0.06 0.07 48.03 20:40:04 3 50.11 0.00 1.56 0.05 0.07 48.21 20:50:00 all 62.68 0.00 3.65 0.22 0.08 33.37 20:50:00 0 62.61 0.00 4.08 0.11 0.08 33.12 20:50:00 1 62.49 0.00 3.63 0.21 0.09 33.59 20:50:00 2 63.01 0.00 3.32 0.22 0.08 33.37 20:50:00 3 62.62 0.00 3.56 0.33 0.08 33.41 21:00:04 all 63.64 0.00 4.12 0.10 0.09 32.05 21:00:04 0 64.08 0.00 4.05 0.16 0.09 31.62 21:00:04 1 64.27 0.00 4.47 0.07 0.08 31.10 21:00:04 2 63.58 0.00 4.01 0.12 0.09 32.20 21:00:04 3 62.63 0.00 3.95 0.05 0.09 33.29 21:10:04 all 25.27 0.00 1.09 0.13 0.06 73.46 21:10:04 0 23.12 0.00 1.16 0.19 0.06 75.47 21:10:04 1 21.23 0.00 0.94 0.04 0.06 77.73 21:10:04 2 27.24 0.00 1.28 0.13 0.06 71.30 21:10:04 3 29.49 0.00 0.98 0.15 0.06 69.32 Average: all 50.26 0.00 2.68 0.12 0.08 46.86 Average: 0 49.63 0.00 2.81 0.13 0.08 47.35 Average: 1 49.27 0.00 2.78 0.09 0.08 47.78 Average: 2 50.93 0.00 2.61 0.13 0.07 46.25 Average: 3 51.20 0.00 2.51 0.14 0.07 46.07