---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1337 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 29G 126G 19% / 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 836 7730 4 23524 30787 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:e1:10:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.163/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84831sec preferred_lft 84831sec inet6 fe80::f816:3eff:fee1:102d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:79:3c:e1:dd:63 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::1c79:3cff:fee1:dd63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1337) 07/23/26 _x86_64_ (8 CPU) 08:05:03 LINUX RESTART (8 CPU) 08:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:03 321.10 0.20 312.98 7.92 7.23 72357.11 362483.62 08:30:00 240.16 1.29 222.93 15.94 11.77 29899.04 435086.56 Average: 280.71 0.74 268.04 11.92 9.49 51167.70 398717.34 08:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:03 11203444 31019068 1219460 3.71 467416 18897296 1742688 5.14 7253840 13163524 60 08:30:00 7448672 30958508 1237552 3.77 637928 22037144 1806852 5.33 12006404 11745308 160 Average: 9326058 30988788 1228506 3.74 552672 20467220 1774770 5.23 9630122 12454416 110 08:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:03 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 08:20:03 ens3 116.52 77.05 1611.84 2288.59 0.00 0.00 0.00 0.00 08:20:03 docker0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 08:30:00 ens3 112.80 82.80 1124.37 1825.13 0.00 0.00 0.00 0.00 08:30:00 docker0 31.60 47.88 2.40 937.85 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 114.66 79.92 1368.56 2057.29 0.00 0.00 0.00 0.00 Average: docker0 15.79 23.92 1.20 468.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1337) 07/23/26 _x86_64_ (8 CPU) 08:05:03 LINUX RESTART (8 CPU) 08:10:05 CPU %user %nice %system %iowait %steal %idle 08:20:03 all 9.05 0.00 3.22 2.00 0.06 85.68 08:20:03 0 8.13 0.00 3.26 2.11 0.05 86.44 08:20:03 1 9.77 0.00 3.37 1.97 0.06 84.84 08:20:03 2 8.99 0.00 2.85 1.61 0.05 86.50 08:20:03 3 10.75 0.00 3.33 1.90 0.06 83.95 08:20:03 4 10.99 0.00 3.37 2.31 0.06 83.27 08:20:03 5 8.16 0.00 3.27 1.83 0.06 86.68 08:20:03 6 8.13 0.00 3.32 2.06 0.05 86.44 08:20:03 7 7.46 0.00 2.97 2.19 0.06 87.32 08:30:00 all 14.49 0.00 5.21 0.56 0.06 79.68 08:30:00 0 13.14 0.00 5.57 0.94 0.06 80.29 08:30:00 1 18.84 0.00 5.96 0.43 0.07 74.70 08:30:00 2 14.03 0.00 5.11 0.37 0.06 80.44 08:30:00 3 14.97 0.00 5.30 0.50 0.06 79.17 08:30:00 4 13.89 0.00 4.84 0.49 0.06 80.73 08:30:00 5 16.89 0.00 5.45 0.85 0.07 76.73 08:30:00 6 11.43 0.00 4.54 0.42 0.07 83.54 08:30:00 7 12.70 0.00 4.90 0.47 0.06 81.88 Average: all 11.75 0.00 4.21 1.28 0.06 82.70 Average: 0 10.62 0.00 4.41 1.53 0.06 83.38 Average: 1 14.28 0.00 4.66 1.20 0.06 79.79 Average: 2 11.49 0.00 3.97 0.99 0.05 83.49 Average: 3 12.85 0.00 4.31 1.21 0.06 81.57 Average: 4 12.44 0.00 4.10 1.40 0.06 82.00 Average: 5 12.51 0.00 4.36 1.34 0.06 81.73 Average: 6 9.77 0.00 3.92 1.24 0.06 85.00 Average: 7 10.07 0.00 3.93 1.33 0.06 84.61