---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3286 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 25G 131G 16% / 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 849 16901 4 14341 30774 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:48:f3:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.55/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84780sec preferred_lft 84780sec inet6 fe80::f816:3eff:fe48:f361/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:cd:b4:1c:33:a9 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::54cd:b4ff:fe1c:33a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3286) 10/19/26 _x86_64_ (8 CPU) 11:36:41 LINUX RESTART (8 CPU) 11:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:15 573.60 4.69 553.36 15.55 304.76 67001.51 74763.17 12:00:07 85.73 1.20 78.05 6.49 33.02 9869.08 22521.52 Average: 331.28 2.95 317.28 11.05 169.79 38624.60 48815.45 11:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:15 5549468 24135808 8026512 24.42 561136 17207308 11992984 35.37 4294212 19444756 172 12:00:07 1007184 16149244 15004256 45.66 558920 14769100 25372528 74.82 4491660 23703476 13996 Average: 3278326 20142526 11515384 35.04 560028 15988204 18682756 55.09 4392936 21574116 7084 11:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:15 lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 11:50:15 ens3 556.66 339.64 5546.16 94.27 0.00 0.00 0.00 0.00 11:50:15 docker0 31.00 59.72 1.79 871.80 0.00 0.00 0.00 0.00 11:50:15 br-90bc7851b959 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 11:50:15 veth4bf3cba 0.82 0.92 0.62 0.08 0.00 0.00 0.00 0.00 11:50:15 vethd1816dd 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 11:50:15 veth6b85786 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:50:15 vetha831226 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:50:15 veth674de27 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 11:50:15 vethe98a1cf 0.80 0.77 0.07 0.62 0.00 0.00 0.00 0.00 12:00:07 lo 64.50 64.50 296.98 296.98 0.00 0.00 0.00 0.00 12:00:07 ens3 17.81 14.68 27.17 5.39 0.00 0.00 0.00 0.00 12:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:07 br-90bc7851b959 55.38 66.50 79.01 243.94 0.00 0.00 0.00 0.00 12:00:07 veth4bf3cba 150.79 156.66 98.40 80.31 0.00 0.00 0.00 0.01 12:00:07 vethd1816dd 71.75 83.30 79.55 514.10 0.00 0.00 0.00 0.04 12:00:07 veth6b85786 18.56 20.06 68.42 59.67 0.00 0.00 0.00 0.01 12:00:07 vetha831226 30.76 29.51 273.58 68.55 0.00 0.00 0.00 0.02 12:00:07 veth674de27 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 12:00:07 veth7a00dd4 114.63 106.78 123.94 63.70 0.00 0.00 0.00 0.01 12:00:07 veth2a7f367 49.00 49.15 29.44 37.51 0.00 0.00 0.00 0.00 Average: lo 32.49 32.49 147.54 147.54 0.00 0.00 0.00 0.00 Average: ens3 289.02 178.23 2804.95 50.13 0.00 0.00 0.00 0.00 Average: docker0 15.60 30.06 0.90 438.79 0.00 0.00 0.00 0.00 Average: br-90bc7851b959 27.61 33.13 39.25 121.17 0.00 0.00 0.00 0.00 Average: veth4bf3cba 75.31 78.27 49.19 39.93 0.00 0.00 0.00 0.00 Average: vethd1816dd 35.65 41.41 39.51 255.35 0.00 0.00 0.00 0.02 Average: veth6b85786 9.24 10.01 33.98 29.64 0.00 0.00 0.00 0.00 Average: vetha831226 15.29 14.70 135.88 34.05 0.00 0.00 0.00 0.01 Average: veth674de27 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth7a00dd4 56.93 53.03 61.56 31.64 0.00 0.00 0.00 0.01 Average: veth2a7f367 24.34 24.41 14.62 18.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3286) 10/19/26 _x86_64_ (8 CPU) 11:36:41 LINUX RESTART (8 CPU) 11:40:15 CPU %user %nice %system %iowait %steal %idle 11:50:15 all 26.62 0.00 5.21 2.27 0.14 65.76 11:50:15 0 25.33 0.01 4.85 2.15 0.14 67.53 11:50:15 1 27.83 0.00 5.36 2.45 0.14 64.22 11:50:15 2 26.24 0.00 5.01 2.14 0.13 66.48 11:50:15 3 30.17 0.00 5.16 1.67 0.13 62.87 11:50:15 4 26.93 0.00 5.34 2.81 0.14 64.78 11:50:15 5 24.24 0.00 5.65 1.86 0.14 68.11 11:50:15 6 24.86 0.00 5.14 1.62 0.14 68.22 11:50:15 7 27.35 0.00 5.19 3.46 0.13 63.87 12:00:07 all 25.39 0.03 5.01 0.46 0.04 69.08 12:00:07 0 25.44 0.04 5.93 0.34 0.04 68.21 12:00:07 1 26.01 0.02 5.48 0.67 0.04 67.78 12:00:07 2 24.65 0.02 4.98 0.40 0.04 69.91 12:00:07 3 25.28 0.02 5.12 0.57 0.04 68.98 12:00:07 4 26.68 0.04 4.80 0.41 0.04 68.04 12:00:07 5 25.47 0.04 4.52 0.38 0.04 69.55 12:00:07 6 24.88 0.03 4.72 0.47 0.04 69.86 12:00:07 7 24.70 0.03 4.48 0.45 0.04 70.31 Average: all 26.01 0.01 5.11 1.37 0.09 67.41 Average: 0 25.38 0.02 5.39 1.25 0.09 67.87 Average: 1 26.92 0.01 5.42 1.57 0.09 65.99 Average: 2 25.45 0.01 5.00 1.27 0.09 68.18 Average: 3 27.74 0.01 5.14 1.13 0.08 65.90 Average: 4 26.81 0.02 5.07 1.62 0.09 66.40 Average: 5 24.85 0.02 5.09 1.12 0.09 68.82 Average: 6 24.87 0.02 4.93 1.05 0.09 69.04 Average: 7 26.03 0.01 4.84 1.97 0.09 67.06