---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65078 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 700 26746 4 4645 30924 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:35:87:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84578sec preferred_lft 84578sec inet6 fe80::f816:3eff:fe35:87b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:c3:4e:5c:a3:8b 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-8c-8g-65078) 04/01/26 _x86_64_ (8 CPU) 11:00:09 LINUX RESTART (8 CPU) 11:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 31.64 0.12 27.40 4.11 5.33 2408.40 7610.36 11:30:01 50.53 0.07 30.70 19.76 8.25 3039.01 521014.84 Average: 41.09 0.10 29.05 11.94 6.79 2723.95 264511.67 11:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 25512508 29345352 2962088 9.01 189276 3842716 3057060 9.01 783396 6083624 110960 11:30:01 27454200 31720428 583448 1.78 215244 4213688 1181272 3.48 926788 3938872 29272 Average: 26483354 30532890 1772768 5.39 202260 4028202 2119166 6.25 855092 5011248 70116 11:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 1813.99 1813.99 1727.51 1727.51 0.00 0.00 0.00 0.00 11:20:01 ens3 20.21 17.48 9.21 5.88 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 1719.99 1719.99 1637.97 1637.97 0.00 0.00 0.00 0.00 11:30:01 ens3 23.23 19.76 10.01 7.22 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1766.96 1766.96 1682.71 1682.71 0.00 0.00 0.00 0.00 Average: ens3 21.73 18.62 9.61 6.55 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-8c-8g-65078) 04/01/26 _x86_64_ (8 CPU) 11:00:09 LINUX RESTART (8 CPU) 11:10:02 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 34.73 0.00 1.59 0.05 0.08 63.55 11:20:01 0 31.99 0.00 1.51 0.04 0.08 66.38 11:20:01 1 36.02 0.00 1.82 0.06 0.09 62.01 11:20:01 2 36.93 0.00 1.69 0.12 0.09 61.17 11:20:01 3 34.56 0.00 1.44 0.07 0.08 63.84 11:20:01 4 34.29 0.00 1.92 0.03 0.08 63.67 11:20:01 5 35.31 0.00 1.34 0.02 0.08 63.25 11:20:01 6 35.65 0.00 1.55 0.03 0.09 62.69 11:20:01 7 33.06 0.00 1.45 0.03 0.08 65.39 11:30:01 all 36.12 0.00 1.74 0.08 0.09 61.98 11:30:01 0 31.22 0.00 1.78 0.04 0.08 66.89 11:30:01 1 38.41 0.00 1.80 0.05 0.09 59.66 11:30:01 2 40.96 0.00 2.05 0.08 0.09 56.82 11:30:01 3 35.80 0.00 1.75 0.05 0.08 62.32 11:30:01 4 33.33 0.00 1.76 0.04 0.08 64.79 11:30:01 5 38.59 0.00 1.62 0.20 0.09 59.49 11:30:01 6 40.09 0.00 1.72 0.12 0.09 57.97 11:30:01 7 30.57 0.00 1.41 0.04 0.08 67.91 Average: all 35.42 0.00 1.66 0.06 0.08 62.77 Average: 0 31.60 0.00 1.64 0.04 0.08 66.64 Average: 1 37.22 0.00 1.81 0.05 0.09 60.83 Average: 2 38.95 0.00 1.87 0.10 0.09 58.99 Average: 3 35.18 0.00 1.60 0.06 0.08 63.08 Average: 4 33.81 0.00 1.84 0.04 0.08 64.23 Average: 5 36.95 0.00 1.48 0.11 0.08 61.37 Average: 6 37.87 0.00 1.63 0.08 0.09 60.33 Average: 7 31.82 0.00 1.43 0.03 0.08 66.65