---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8242 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 28G 128G 18% / 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 852 9110 4 22129 30772 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:be:aa:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.47/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84602sec preferred_lft 84602sec inet6 fe80::f816:3eff:febe:aa75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:8c:bb:52:fb:22 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 inet6 fe80::f08c:bbff:fe52:fb22/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8242) 05/04/26 _x86_64_ (8 CPU) 23:04:21 LINUX RESTART (8 CPU) 23:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:08 209.42 0.23 201.55 7.64 3.59 46988.38 226465.09 23:30:00 228.70 1.12 222.16 5.42 14.90 38777.11 226012.71 Average: 218.99 0.67 211.78 6.54 9.20 42910.68 226240.44 23:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:08 16837112 31219208 1041960 3.17 346712 13844636 1673096 4.93 5030764 10050136 372 23:30:00 9571140 31028600 1181052 3.59 541896 20184628 1741284 5.13 8920188 12825348 524132 Average: 13204126 31123904 1111506 3.38 444304 17014632 1707190 5.03 6975476 11437742 262252 23:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:08 lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 23:20:08 ens3 211.54 137.67 1193.33 1719.70 0.00 0.00 0.00 0.00 23:20:08 docker0 71.46 97.78 3.75 208.33 0.00 0.00 0.00 0.00 23:30:00 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 23:30:00 ens3 108.44 74.52 1000.10 1659.10 0.00 0.00 0.00 0.00 23:30:00 docker0 28.40 43.63 2.22 881.76 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 160.34 106.31 1097.37 1689.61 0.00 0.00 0.00 0.00 Average: docker0 50.08 70.89 2.99 542.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8242) 05/04/26 _x86_64_ (8 CPU) 23:04:21 LINUX RESTART (8 CPU) 23:10:08 CPU %user %nice %system %iowait %steal %idle 23:20:08 all 6.14 0.00 2.16 1.35 0.05 90.29 23:20:08 0 4.74 0.00 1.55 0.38 0.04 93.28 23:20:08 1 7.18 0.00 2.73 2.14 0.06 87.89 23:20:08 2 4.28 0.00 1.90 1.26 0.05 92.52 23:20:08 3 6.22 0.00 2.18 1.87 0.05 89.69 23:20:08 4 6.34 0.00 2.19 1.08 0.05 90.34 23:20:08 5 6.75 0.00 2.43 2.11 0.07 88.64 23:20:08 6 5.96 0.00 2.05 1.02 0.05 90.92 23:20:08 7 7.69 0.00 2.30 0.98 0.06 88.97 23:30:00 all 13.90 0.00 4.50 2.52 0.06 79.02 23:30:00 0 15.89 0.00 5.13 2.91 0.07 75.99 23:30:00 1 14.54 0.00 4.39 2.26 0.06 78.74 23:30:00 2 17.43 0.00 4.41 6.88 0.06 71.21 23:30:00 3 12.71 0.00 4.36 1.37 0.06 81.51 23:30:00 4 14.10 0.00 4.94 1.96 0.06 78.95 23:30:00 5 11.80 0.00 4.41 1.70 0.06 82.03 23:30:00 6 12.49 0.00 4.03 1.99 0.05 81.44 23:30:00 7 12.21 0.00 4.33 1.10 0.06 82.30 Average: all 9.98 0.00 3.32 1.93 0.06 84.71 Average: 0 10.24 0.00 3.32 1.63 0.05 84.76 Average: 1 10.83 0.00 3.55 2.20 0.06 83.35 Average: 2 10.79 0.00 3.14 4.04 0.06 81.97 Average: 3 9.43 0.00 3.26 1.62 0.05 85.64 Average: 4 10.18 0.00 3.55 1.51 0.05 84.70 Average: 5 9.25 0.00 3.41 1.91 0.06 85.37 Average: 6 9.19 0.00 3.03 1.50 0.05 86.23 Average: 7 9.93 0.00 3.31 1.04 0.06 85.67