---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4853 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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: 5600.00 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 19G 137G 12% / 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 796 19221 4 12075 30828 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:57:4b:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.222/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84656sec preferred_lft 84656sec inet6 fe80::f816:3eff:fe57:4b5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:cc:2c:8f:31:6d 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::f8cc:2cff:fe8f:316d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4853) 05/29/26 _x86_64_ (8 CPU) 13:06:18 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 1.84 0.04 1.78 0.01 1.81 21.87 220.84 13:30:00 173.78 5.06 161.18 7.55 620.87 37197.63 10473.25 Average: 87.81 2.55 81.48 3.78 311.34 18609.75 5347.05 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 30157404 31801064 586428 1.78 61092 1921324 1509816 4.45 181740 2257052 8 13:30:00 14766852 26908368 5306412 16.15 252912 11806496 14763712 43.54 1570180 15577184 432 Average: 22462128 29354716 2946420 8.97 157002 6863910 8136764 23.99 875960 8917118 220 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:00 ens3 2.21 0.26 1.34 0.33 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 13:30:00 ens3 186.26 106.38 5043.27 15.82 0.00 0.00 0.00 0.00 13:30:00 docker0 4.09 6.83 0.39 140.80 0.00 0.00 0.00 0.00 13:30:00 br-8e296fbb8c97 1.74 4.30 0.11 36.60 0.00 0.00 0.00 0.00 13:30:00 vethf7fa85e 0.33 0.48 0.03 0.86 0.00 0.00 0.00 0.00 13:30:00 veth88075fb 0.63 0.99 0.10 0.12 0.00 0.00 0.00 0.00 13:30:00 vethc24fd68 53.44 56.32 11.44 7.78 0.00 0.00 0.00 0.00 13:30:00 veth080fb6b 0.01 0.16 0.00 0.01 0.00 0.00 0.00 0.00 13:30:00 veth323ae6c 0.90 1.17 0.48 0.84 0.00 0.00 0.00 0.00 13:30:00 veth885f3bc 1.59 4.44 0.13 36.61 0.00 0.00 0.00 0.00 13:30:00 veth88242a8 29.45 21.40 3.94 3.34 0.00 0.00 0.00 0.00 13:30:00 vetha8ed269 19.46 19.49 3.15 4.47 0.00 0.00 0.00 0.00 13:30:00 veth56d8e3c 3.66 5.18 0.64 0.72 0.00 0.00 0.00 0.00 13:30:00 veth123102d 3.80 5.31 0.72 0.75 0.00 0.00 0.00 0.00 13:30:00 vetha227bac 10.58 11.78 1.57 2.26 0.00 0.00 0.00 0.00 13:30:00 vethc86d57f 3.67 5.17 0.58 0.72 0.00 0.00 0.00 0.00 13:30:00 veth84069fc 3.53 4.96 0.65 0.79 0.00 0.00 0.00 0.00 13:30:00 vetha562247 2.29 3.06 0.34 0.28 0.00 0.00 0.00 0.00 13:30:00 veth6cee2f0 24.84 24.99 4.79 5.18 0.00 0.00 0.00 0.00 13:30:00 veth203c1a3 0.90 0.79 0.43 0.97 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 94.24 53.32 2522.30 8.07 0.00 0.00 0.00 0.00 Average: docker0 2.05 3.42 0.19 70.40 0.00 0.00 0.00 0.00 Average: br-8e296fbb8c97 0.87 2.15 0.06 18.30 0.00 0.00 0.00 0.00 Average: vethf7fa85e 0.16 0.24 0.02 0.43 0.00 0.00 0.00 0.00 Average: veth88075fb 0.32 0.50 0.05 0.06 0.00 0.00 0.00 0.00 Average: vethc24fd68 26.72 28.16 5.72 3.89 0.00 0.00 0.00 0.00 Average: veth080fb6b 0.00 0.08 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth323ae6c 0.45 0.58 0.24 0.42 0.00 0.00 0.00 0.00 Average: veth885f3bc 0.79 2.22 0.07 18.30 0.00 0.00 0.00 0.00 Average: veth88242a8 14.73 10.70 1.97 1.67 0.00 0.00 0.00 0.00 Average: vetha8ed269 9.73 9.75 1.57 2.24 0.00 0.00 0.00 0.00 Average: veth56d8e3c 1.83 2.59 0.32 0.36 0.00 0.00 0.00 0.00 Average: veth123102d 1.90 2.66 0.36 0.37 0.00 0.00 0.00 0.00 Average: vetha227bac 5.29 5.89 0.79 1.13 0.00 0.00 0.00 0.00 Average: vethc86d57f 1.84 2.58 0.29 0.36 0.00 0.00 0.00 0.00 Average: veth84069fc 1.77 2.48 0.32 0.39 0.00 0.00 0.00 0.00 Average: vetha562247 1.15 1.53 0.17 0.14 0.00 0.00 0.00 0.00 Average: veth6cee2f0 12.42 12.50 2.40 2.59 0.00 0.00 0.00 0.00 Average: veth203c1a3 0.45 0.40 0.22 0.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4853) 05/29/26 _x86_64_ (8 CPU) 13:06:18 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 0.08 0.00 0.02 0.01 0.00 99.89 13:20:00 0 0.40 0.00 0.02 0.01 0.00 99.57 13:20:00 1 0.04 0.00 0.02 0.00 0.00 99.94 13:20:00 2 0.11 0.00 0.04 0.01 0.01 99.83 13:20:00 3 0.03 0.00 0.02 0.00 0.01 99.95 13:20:00 4 0.01 0.00 0.01 0.00 0.00 99.98 13:20:00 5 0.02 0.00 0.02 0.06 0.00 99.90 13:20:00 6 0.02 0.00 0.01 0.02 0.00 99.95 13:20:00 7 0.01 0.00 0.01 0.00 0.00 99.98 13:30:00 all 14.16 0.00 3.58 0.68 0.09 81.49 13:30:00 0 12.94 0.00 3.62 0.60 0.08 82.76 13:30:00 1 14.60 0.00 3.69 0.92 0.09 80.70 13:30:00 2 13.67 0.00 3.49 0.54 0.09 82.21 13:30:00 3 16.44 0.00 3.71 0.57 0.09 79.20 13:30:00 4 13.88 0.00 3.56 0.91 0.08 81.57 13:30:00 5 13.56 0.00 3.45 0.59 0.09 82.31 13:30:00 6 13.37 0.00 3.42 0.75 0.08 82.38 13:30:00 7 14.85 0.00 3.68 0.59 0.09 80.80 Average: all 7.10 0.00 1.79 0.35 0.04 90.71 Average: 0 6.65 0.00 1.81 0.30 0.04 91.19 Average: 1 7.31 0.00 1.85 0.46 0.05 90.33 Average: 2 6.88 0.00 1.76 0.27 0.05 91.04 Average: 3 8.21 0.00 1.86 0.28 0.05 89.60 Average: 4 6.92 0.00 1.78 0.45 0.04 90.80 Average: 5 6.78 0.00 1.73 0.32 0.04 91.12 Average: 6 6.68 0.00 1.71 0.38 0.04 91.19 Average: 7 7.41 0.00 1.84 0.29 0.04 90.42