---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1452 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 27G 129G 17% / 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 856 11421 4 19814 30767 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:22:6a:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.188/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83174sec preferred_lft 83174sec inet6 fe80::f816:3eff:fe22:6a57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:c7:df:c7:37:38 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::a4c7:dfff:fec7:3738/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1452) 03/12/26 _x86_64_ (8 CPU) 13:26:03 LINUX RESTART (8 CPU) 13:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:11 146.73 3.97 137.90 4.87 281.04 22018.79 41322.30 13:50:01 372.87 0.72 367.33 4.83 8.01 38458.38 108768.19 14:00:00 206.00 0.10 197.62 8.28 12.66 23622.06 22251.97 14:10:40 10.51 0.31 9.90 0.30 9.18 351.68 920.59 Average: 180.31 1.26 174.56 4.49 77.02 20692.95 42350.80 13:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:11 20482116 28158040 4127324 12.56 253892 7434872 4033764 11.90 1861452 9775592 280064 13:50:01 11746864 28221944 3996140 12.16 529196 15226820 4060220 11.97 4186596 15433152 608844 14:00:00 1013364 22582744 9562732 29.10 612968 19997892 15277492 45.05 5501556 22576132 204 14:10:40 274664 20745076 11387696 34.65 591192 18947580 16335080 48.17 5349068 23491612 1188 Average: 8379252 24926951 7268473 22.12 496812 15401791 9926639 29.27 4224668 17819122 222575 13:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:11 lo 0.35 0.35 0.06 0.06 0.00 0.00 0.00 0.00 13:40:11 ens3 357.96 209.41 1795.76 71.69 0.00 0.00 0.00 0.00 13:40:11 docker0 11.07 23.55 0.68 480.83 0.00 0.00 0.00 0.00 13:50:01 lo 0.30 0.30 0.06 0.06 0.00 0.00 0.00 0.00 13:50:01 ens3 108.44 63.22 1029.55 14.62 0.00 0.00 0.00 0.00 13:50:01 docker0 4.24 7.00 0.28 153.91 0.00 0.00 0.00 0.00 14:00:00 lo 0.54 0.54 0.06 0.06 0.00 0.00 0.00 0.00 14:00:00 ens3 103.14 74.06 1466.19 19.63 0.00 0.00 0.00 0.00 14:00:00 docker0 8.97 14.27 0.51 213.92 0.00 0.00 0.00 0.00 14:00:00 br-d459637688ff 0.38 0.35 0.02 0.02 0.00 0.00 0.00 0.00 14:00:00 veth4926616 0.14 0.21 0.01 0.01 0.00 0.00 0.00 0.00 14:00:00 veth1e943a3 0.06 0.15 0.00 0.01 0.00 0.00 0.00 0.00 14:00:00 veth836c733 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:00:00 veth1758e94 6.76 6.49 4.48 1.30 0.00 0.00 0.00 0.00 14:00:00 vethf22fa16 0.06 0.15 0.00 0.01 0.00 0.00 0.00 0.00 14:00:00 vethe5e3afb 0.97 0.99 0.11 0.93 0.00 0.00 0.00 0.00 14:00:00 vethbf244ea 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 veth24a78ce 0.53 0.55 0.07 0.61 0.00 0.00 0.00 0.00 14:10:40 lo 4.08 4.08 17.38 17.38 0.00 0.00 0.00 0.00 14:10:40 ens3 6.24 4.26 2.58 2.55 0.00 0.00 0.00 0.00 14:10:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:40 br-d459637688ff 2.18 2.11 16.85 0.56 0.00 0.00 0.00 0.00 14:10:40 veth4926616 0.51 0.32 0.07 0.39 0.00 0.00 0.00 0.00 14:10:40 veth1e943a3 0.21 0.19 0.02 0.08 0.00 0.00 0.00 0.00 14:10:40 veth836c733 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:40 veth1758e94 195.13 210.58 140.76 99.32 0.00 0.00 0.00 0.01 14:10:40 vethf22fa16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:40 vethe5e3afb 109.00 100.98 80.86 54.21 0.00 0.00 0.00 0.01 14:10:40 veth24a78ce 108.10 100.16 49.80 89.81 0.00 0.00 0.00 0.01 Average: lo 1.37 1.37 4.63 4.63 0.00 0.00 0.00 0.00 Average: ens3 141.94 86.52 1055.93 26.79 0.00 0.00 0.00 0.00 Average: docker0 5.98 11.04 0.36 209.01 0.00 0.00 0.00 0.00 Average: br-d459637688ff 0.67 0.64 4.45 0.15 0.00 0.00 0.00 0.00 Average: veth4926616 0.17 0.13 0.02 0.11 0.00 0.00 0.00 0.00 Average: veth1e943a3 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth836c733 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1758e94 53.10 57.11 38.21 26.50 0.00 0.00 0.00 0.00 Average: vethf22fa16 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe5e3afb 28.97 26.86 21.34 14.52 0.00 0.00 0.00 0.00 Average: veth24a78ce 28.62 26.54 13.14 23.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1452) 03/12/26 _x86_64_ (8 CPU) 13:26:03 LINUX RESTART (8 CPU) 13:30:10 CPU %user %nice %system %iowait %steal %idle 13:40:11 all 14.84 0.00 2.09 5.46 0.09 77.52 13:40:11 0 13.70 0.00 1.99 2.47 0.08 81.76 13:40:11 1 13.51 0.00 2.32 7.02 0.09 77.07 13:40:11 2 8.96 0.00 2.33 8.76 0.09 79.87 13:40:11 3 9.89 0.00 1.81 4.98 0.08 83.24 13:40:11 4 18.62 0.00 2.53 4.17 0.09 74.58 13:40:11 5 20.42 0.00 2.09 2.71 0.09 74.70 13:40:11 6 17.49 0.00 1.96 8.62 0.09 71.85 13:40:11 7 16.10 0.00 1.74 4.94 0.08 77.14 13:50:01 all 13.52 0.00 3.46 4.31 0.14 78.56 13:50:01 0 13.57 0.00 3.19 1.98 0.13 81.12 13:50:01 1 12.45 0.00 3.66 4.27 0.14 79.47 13:50:01 2 11.80 0.00 3.37 9.93 0.14 74.76 13:50:01 3 14.27 0.00 4.52 1.97 0.17 79.07 13:50:01 4 15.57 0.00 3.47 3.94 0.14 76.87 13:50:01 5 15.08 0.00 3.45 2.18 0.14 79.15 13:50:01 6 12.04 0.00 3.03 4.04 0.13 80.76 13:50:01 7 13.40 0.00 2.99 6.17 0.14 77.30 14:00:00 all 19.97 0.03 3.09 2.42 0.14 74.35 14:00:00 0 18.12 0.01 3.01 1.68 0.13 77.05 14:00:00 1 23.46 0.06 3.98 2.18 0.18 70.14 14:00:00 2 21.48 0.04 3.26 1.99 0.14 73.08 14:00:00 3 17.43 0.03 2.96 2.20 0.13 77.26 14:00:00 4 25.22 0.01 2.94 2.52 0.14 69.17 14:00:00 5 17.54 0.05 3.03 4.22 0.13 75.04 14:00:00 6 18.18 0.03 2.82 1.11 0.14 77.72 14:00:00 7 18.28 0.02 2.76 3.45 0.14 75.36 14:10:40 all 9.17 0.00 1.08 0.05 0.09 89.60 14:10:40 0 9.61 0.00 1.02 0.04 0.09 89.24 14:10:40 1 10.20 0.00 1.30 0.01 0.11 88.37 14:10:40 2 8.77 0.00 1.09 0.13 0.10 89.91 14:10:40 3 9.45 0.00 1.07 0.05 0.09 89.35 14:10:40 4 8.08 0.00 1.02 0.04 0.09 90.76 14:10:40 5 9.20 0.00 1.06 0.03 0.09 89.62 14:10:40 6 8.16 0.00 0.96 0.09 0.08 90.71 14:10:40 7 9.90 0.00 1.10 0.03 0.09 88.88 Average: all 14.27 0.01 2.40 3.01 0.11 80.19 Average: 0 13.68 0.00 2.27 1.52 0.11 82.42 Average: 1 14.80 0.02 2.78 3.33 0.13 78.95 Average: 2 12.65 0.01 2.48 5.12 0.12 79.63 Average: 3 12.67 0.01 2.55 2.27 0.12 82.38 Average: 4 16.72 0.00 2.46 2.62 0.12 78.08 Average: 5 15.45 0.01 2.38 2.24 0.11 79.80 Average: 6 13.87 0.01 2.16 3.43 0.11 80.43 Average: 7 14.33 0.01 2.12 3.58 0.11 79.84