---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-471800 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 13G 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 627 8748 4 6613 15019 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:1d:7c:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83818sec preferred_lft 83818sec inet6 fe80::f816:3eff:fe1d:7cb8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:74:f4:74:05:3a 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-471800) 03/14/26 _x86_64_ (4 CPU) 12:28:11 LINUX RESTART (4 CPU) 12:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:10 45.61 5.07 39.31 1.23 284.89 4647.21 3666.05 12:50:10 21.68 0.07 18.98 2.64 6.92 2148.79 4044.13 13:00:00 32.61 0.01 29.24 3.37 0.20 2559.93 13119.90 13:10:10 11.51 0.12 10.21 1.18 6.12 8493.95 1075.03 Average: 27.83 1.33 24.41 2.09 75.40 4489.63 5415.36 12:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:10 10972836 14095108 1868028 11.41 120672 3161288 2146368 12.32 549812 4502908 56296 12:50:10 9755960 13330872 2627540 16.05 141872 3550520 2590656 14.87 701580 5519324 28396 13:00:00 8234268 12894952 3058376 18.68 163900 4564724 3116888 17.89 1010620 6687572 656364 13:10:10 8978372 15391188 555932 3.40 180152 6244828 1092960 6.27 1663552 5199740 120 Average: 9485359 13928030 2027469 12.38 151649 4380340 2236718 12.84 981391 5477386 185294 12:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:10 lo 296.36 296.36 282.33 282.33 0.00 0.00 0.00 0.00 12:40:10 ens3 131.35 96.97 1243.65 18.24 0.00 0.00 0.00 0.00 12:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:10 lo 1412.99 1412.99 1340.87 1340.87 0.00 0.00 0.00 0.00 12:50:10 ens3 50.43 38.46 31.11 13.09 0.00 0.00 0.00 0.00 12:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 1555.25 1555.25 1481.51 1481.51 0.00 0.00 0.00 0.00 13:00:00 ens3 46.09 37.32 52.02 12.97 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:10 lo 248.09 248.09 6720.97 6720.97 0.00 0.00 0.00 0.00 13:10:10 ens3 74.69 85.36 108.72 1052.16 0.00 0.00 0.00 0.00 13:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 870.02 870.02 2471.05 2471.05 0.00 0.00 0.00 0.00 Average: ens3 75.99 64.87 362.67 277.72 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-471800) 03/14/26 _x86_64_ (4 CPU) 12:28:11 LINUX RESTART (4 CPU) 12:30:01 CPU %user %nice %system %iowait %steal %idle 12:40:10 all 17.99 0.00 1.00 0.28 0.04 80.69 12:40:10 0 16.99 0.00 0.90 0.15 0.04 81.93 12:40:10 1 16.19 0.00 0.83 0.62 0.04 82.32 12:40:10 2 20.47 0.00 1.23 0.21 0.05 78.04 12:40:10 3 18.31 0.00 1.03 0.14 0.04 80.47 12:50:10 all 68.65 0.00 2.42 0.05 0.08 28.80 12:50:10 0 66.40 0.00 2.42 0.06 0.08 31.04 12:50:10 1 70.29 0.00 2.36 0.03 0.09 27.23 12:50:10 2 68.59 0.00 2.36 0.05 0.08 28.92 12:50:10 3 69.31 0.00 2.54 0.05 0.09 28.01 13:00:00 all 64.72 0.00 2.64 0.08 0.09 32.48 13:00:00 0 64.16 0.00 2.49 0.08 0.09 33.17 13:00:00 1 64.62 0.00 2.52 0.08 0.09 32.69 13:00:00 2 65.43 0.00 2.60 0.11 0.09 31.78 13:00:00 3 64.66 0.00 2.94 0.05 0.09 32.27 13:10:10 all 28.08 0.00 0.88 0.14 0.06 70.84 13:10:10 0 25.31 0.00 0.96 0.12 0.06 73.55 13:10:10 1 30.71 0.00 0.96 0.10 0.06 68.16 13:10:10 2 34.31 0.00 0.96 0.23 0.06 64.44 13:10:10 3 21.99 0.00 0.63 0.10 0.06 77.23 Average: all 44.55 0.00 1.72 0.14 0.07 53.52 Average: 0 42.88 0.00 1.68 0.10 0.07 55.27 Average: 1 45.15 0.00 1.66 0.21 0.07 52.91 Average: 2 46.93 0.00 1.78 0.15 0.07 51.08 Average: 3 43.24 0.00 1.77 0.09 0.07 54.83