---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1943 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 130G 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 834 14758 4 16499 30789 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:ec:38:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.255/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83699sec preferred_lft 83699sec inet6 fe80::f816:3eff:feec:38e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:7d:d6:50:61:37 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::247d:d6ff:fe50:6137/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1943) 10/15/26 _x86_64_ (8 CPU) 12:06:23 LINUX RESTART (8 CPU) 12:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:00 441.59 0.88 425.22 15.49 42.35 58513.02 93657.73 12:30:18 18.57 0.33 17.29 0.95 5.57 2305.56 4168.71 12:40:19 32.75 1.07 28.84 2.84 39.21 5398.66 14669.69 12:50:00 45.05 0.51 15.91 28.64 7.08 2451.84 490095.78 Average: 131.85 0.69 119.43 11.73 23.40 16840.34 147212.41 12:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:00 2041784 21954944 10196484 31.03 584428 18441940 16868192 49.74 4926700 22247704 1084 12:30:18 246120 19464604 12406856 37.75 568612 18031516 20256336 59.73 4998960 23905776 21644 12:40:19 2795896 19798220 12081424 36.76 568056 15845028 18823300 55.51 4844512 21527732 12716 12:50:00 7848844 24513468 7635368 23.23 570460 15261120 11220448 33.09 4712840 16670612 852 Average: 3233161 21432809 10580033 32.19 572889 16894901 16792069 49.52 4870753 21087956 9074 12:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:00 lo 2.46 2.46 0.68 0.68 0.00 0.00 0.00 0.00 12:20:00 ens3 425.63 234.59 3419.77 104.73 0.00 0.00 0.00 0.00 12:20:00 docker0 20.57 44.49 1.69 792.08 0.00 0.00 0.00 0.00 12:20:00 br-aa766f7dc9cf 0.29 0.27 0.01 0.02 0.00 0.00 0.00 0.00 12:20:00 veth8f86bd3 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:20:00 veth7447158 6.84 6.22 4.51 1.30 0.00 0.00 0.00 0.00 12:20:00 veth203e00f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:20:00 veth1961ded 0.05 0.14 0.00 0.01 0.00 0.00 0.00 0.00 12:20:00 vethc9478f9 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:20:00 veth2ac2694 0.57 0.62 0.08 0.91 0.00 0.00 0.00 0.00 12:20:00 veth241f930 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 vethd522eb0 0.26 0.29 0.03 0.48 0.00 0.00 0.00 0.00 12:30:18 lo 5.86 5.86 15.64 15.64 0.00 0.00 0.00 0.00 12:30:18 ens3 8.78 6.99 15.23 1.96 0.00 0.00 0.00 0.00 12:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:18 br-aa766f7dc9cf 7.23 9.23 3.15 26.64 0.00 0.00 0.00 0.00 12:30:18 veth8f86bd3 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 12:30:18 veth7447158 78.72 82.70 42.43 43.78 0.00 0.00 0.00 0.00 12:30:18 veth203e00f 5.22 5.26 54.26 15.00 0.00 0.00 0.00 0.00 12:30:18 veth1961ded 2.99 2.72 14.87 5.30 0.00 0.00 0.00 0.00 12:30:18 vethc9478f9 10.17 12.28 2.46 80.51 0.00 0.00 0.00 0.01 12:30:18 veth2ac2694 73.17 69.03 56.16 35.13 0.00 0.00 0.00 0.00 12:30:18 vethd522eb0 14.13 13.74 7.20 9.23 0.00 0.00 0.00 0.00 12:40:19 lo 34.44 34.44 162.91 162.91 0.00 0.00 0.00 0.00 12:40:19 ens3 8.22 7.31 27.54 1.86 0.00 0.00 0.00 0.00 12:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:19 br-aa766f7dc9cf 26.73 31.24 38.19 152.76 0.00 0.00 0.00 0.00 12:40:19 veth8f86bd3 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:40:19 veth7447158 57.32 60.87 42.99 27.19 0.00 0.00 0.00 0.00 12:40:19 veth203e00f 16.70 15.64 129.23 33.89 0.00 0.00 0.00 0.01 12:40:19 veth1961ded 10.13 10.65 33.94 21.07 0.00 0.00 0.00 0.00 12:40:19 vethc9478f9 35.81 40.76 38.90 279.98 0.00 0.00 0.00 0.02 12:40:19 veth2ac2694 34.98 32.03 29.76 19.62 0.00 0.00 0.00 0.00 12:40:19 vethd522eb0 31.84 31.34 18.84 26.12 0.00 0.00 0.00 0.00 12:50:00 lo 28.31 28.31 132.99 132.99 0.00 0.00 0.00 0.00 12:50:00 ens3 4.46 3.79 14.84 2.17 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 br-aa766f7dc9cf 18.63 20.60 36.88 111.19 0.00 0.00 0.00 0.00 12:50:00 veth8f86bd3 0.14 0.15 0.02 0.05 0.00 0.00 0.00 0.00 12:50:00 veth7447158 46.10 50.39 27.96 14.88 0.00 0.00 0.00 0.00 12:50:00 veth203e00f 12.10 11.70 100.63 21.06 0.00 0.00 0.00 0.01 12:50:00 veth1961ded 8.25 8.70 21.19 28.17 0.00 0.00 0.00 0.00 12:50:00 vethc9478f9 24.72 26.81 37.14 210.38 0.00 0.00 0.00 0.02 Average: lo 17.72 17.72 77.79 77.79 0.00 0.00 0.00 0.00 Average: ens3 109.32 61.84 849.18 27.07 0.00 0.00 0.00 0.00 Average: docker0 5.02 10.86 0.41 193.32 0.00 0.00 0.00 0.00 Average: br-aa766f7dc9cf 13.24 15.37 19.46 72.60 0.00 0.00 0.00 0.00 Average: veth8f86bd3 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth7447158 47.81 50.64 29.78 22.18 0.00 0.00 0.00 0.00 Average: veth203e00f 8.53 8.20 71.25 17.59 0.00 0.00 0.00 0.01 Average: veth1961ded 5.36 5.55 17.60 13.57 0.00 0.00 0.00 0.00 Average: vethc9478f9 17.71 20.04 19.52 142.89 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1943) 10/15/26 _x86_64_ (8 CPU) 12:06:23 LINUX RESTART (8 CPU) 12:10:19 CPU %user %nice %system %iowait %steal %idle 12:20:00 all 39.68 0.03 5.29 1.75 0.03 53.23 12:20:00 0 41.59 0.04 5.42 1.07 0.03 51.84 12:20:00 1 38.42 0.05 5.11 1.43 0.03 54.97 12:20:00 2 39.54 0.03 5.48 1.43 0.03 53.49 12:20:00 3 39.18 0.02 5.09 1.09 0.02 54.60 12:20:00 4 39.04 0.03 5.42 1.17 0.03 54.31 12:20:00 5 43.14 0.02 5.38 4.84 0.04 46.58 12:20:00 6 38.31 0.04 5.56 1.42 0.02 54.64 12:20:00 7 38.19 0.02 4.82 1.57 0.03 55.37 12:30:18 all 8.67 0.00 1.47 0.10 0.03 89.72 12:30:18 0 8.26 0.00 1.91 0.10 0.03 89.70 12:30:18 1 9.07 0.00 1.65 0.06 0.03 89.20 12:30:18 2 8.44 0.00 1.44 0.04 0.03 90.05 12:30:18 3 8.82 0.00 1.55 0.30 0.03 89.30 12:30:18 4 7.93 0.00 1.32 0.09 0.03 90.63 12:30:18 5 9.45 0.01 1.34 0.03 0.03 89.14 12:30:18 6 9.70 0.01 1.31 0.06 0.03 88.90 12:30:18 7 7.73 0.00 1.25 0.10 0.03 90.88 12:40:19 all 12.04 0.00 2.75 0.27 0.07 84.87 12:40:19 0 11.72 0.01 3.77 0.18 0.07 84.24 12:40:19 1 11.68 0.00 3.09 0.38 0.07 84.78 12:40:19 2 12.64 0.00 2.84 0.39 0.07 84.06 12:40:19 3 11.98 0.00 2.59 0.22 0.07 85.14 12:40:19 4 12.44 0.01 2.37 0.16 0.07 84.96 12:40:19 5 11.96 0.01 2.40 0.17 0.07 85.39 12:40:19 6 11.97 0.00 2.37 0.41 0.07 85.18 12:40:19 7 11.92 0.00 2.60 0.23 0.07 85.18 12:50:00 all 8.31 0.00 1.87 0.17 0.02 89.63 12:50:00 0 8.26 0.00 2.55 0.18 0.02 88.99 12:50:00 1 8.78 0.01 1.86 0.10 0.02 89.24 12:50:00 2 8.31 0.01 1.90 0.14 0.02 89.64 12:50:00 3 8.97 0.00 1.79 0.37 0.02 88.85 12:50:00 4 7.52 0.00 1.68 0.11 0.02 90.67 12:50:00 5 8.51 0.00 1.81 0.11 0.02 89.55 12:50:00 6 8.00 0.01 1.73 0.10 0.02 90.14 12:50:00 7 8.11 0.00 1.62 0.24 0.02 90.01 Average: all 16.99 0.01 2.82 0.56 0.04 79.58 Average: 0 17.23 0.01 3.39 0.37 0.04 78.95 Average: 1 16.80 0.01 2.90 0.48 0.03 79.77 Average: 2 17.05 0.01 2.89 0.49 0.04 79.52 Average: 3 17.06 0.01 2.73 0.49 0.04 79.68 Average: 4 16.56 0.01 2.67 0.38 0.04 80.34 Average: 5 18.07 0.01 2.71 1.26 0.04 77.91 Average: 6 16.84 0.01 2.72 0.49 0.04 79.90 Average: 7 16.31 0.01 2.55 0.53 0.04 80.57