---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1578 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 26G 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 872 14195 4 17024 30751 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:fa:25:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.15/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83591sec preferred_lft 83591sec inet6 fe80::f816:3eff:fefa:25d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:33:00:61:db:64 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::f033:ff:fe61:db64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1578) 10/14/26 _x86_64_ (8 CPU) 08:06:52 LINUX RESTART (8 CPU) 08:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:08 572.37 1.29 552.66 18.42 48.13 66941.74 205696.73 08:30:15 47.25 0.34 44.17 2.74 6.20 3399.45 2897.87 08:40:01 21.50 0.09 19.88 1.53 1.80 3760.51 8037.67 08:50:07 9.96 0.06 9.06 0.84 1.43 1423.47 938.03 Average: 162.67 0.44 156.35 5.88 14.39 18857.52 54306.58 08:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:08 4446512 24053256 8103060 24.66 575492 18157028 12777388 37.68 4771476 20024140 768 08:30:15 278436 19634172 12376900 37.66 569720 18025024 19788480 58.35 4855296 24018528 11108 08:40:01 334020 18381012 13537216 41.19 571004 16826940 21363352 63.00 4857360 23945144 11740 08:50:07 1222080 18902312 13046764 39.70 571228 16435356 20721772 61.11 4819648 23142140 11492 Average: 1570262 20242688 11765985 35.80 571861 17361087 18662748 55.03 4825945 22782488 8777 08:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:08 lo 2.20 2.20 0.65 0.65 0.00 0.00 0.00 0.00 08:20:08 ens3 432.48 258.82 4563.67 83.48 0.00 0.00 0.00 0.00 08:20:08 docker0 29.08 52.15 2.11 772.22 0.00 0.00 0.00 0.00 08:20:08 br-44dd2c6fff36 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 08:20:08 veth028e145 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 veth5893e57 1.11 1.16 0.87 0.11 0.00 0.00 0.00 0.00 08:20:08 vethb5c25e3 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:08 veth4b16c4f 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:08 veth4bb9e0d 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:08 veth0acb1db 1.05 1.06 0.11 0.87 0.00 0.00 0.00 0.00 08:30:15 lo 5.31 5.31 14.81 14.81 0.00 0.00 0.00 0.00 08:30:15 ens3 6.73 6.20 4.19 4.78 0.00 0.00 0.00 0.00 08:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:15 br-44dd2c6fff36 4.69 5.39 2.63 13.11 0.00 0.00 0.00 0.00 08:30:15 veth028e145 6.93 7.70 1.83 64.31 0.00 0.00 0.00 0.01 08:30:15 veth5893e57 80.11 84.93 44.89 42.79 0.00 0.00 0.00 0.00 08:30:15 vethb5c25e3 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:30:15 veth4b16c4f 4.23 4.27 51.54 13.25 0.00 0.00 0.00 0.00 08:30:15 veth4bb9e0d 2.58 2.44 13.16 4.28 0.00 0.00 0.00 0.00 08:30:15 vethb3397d0 75.78 70.72 56.40 37.13 0.00 0.00 0.00 0.00 08:30:15 veth3c4f2e3 9.45 8.83 4.15 7.54 0.00 0.00 0.00 0.00 08:40:01 lo 31.99 31.99 137.72 137.72 0.00 0.00 0.00 0.00 08:40:01 ens3 4.56 4.13 7.94 1.46 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 br-44dd2c6fff36 21.14 27.79 24.41 121.76 0.00 0.00 0.00 0.00 08:40:01 veth028e145 29.63 36.29 25.03 260.53 0.00 0.00 0.00 0.02 08:40:01 veth5893e57 48.48 52.45 35.39 21.43 0.00 0.00 0.00 0.00 08:40:01 vethb5c25e3 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:40:01 veth4b16c4f 15.59 15.16 140.52 36.62 0.00 0.00 0.00 0.01 08:40:01 veth4bb9e0d 9.70 10.20 36.57 28.28 0.00 0.00 0.00 0.00 08:40:01 vethb3397d0 29.06 26.08 35.14 14.29 0.00 0.00 0.00 0.00 08:40:01 veth3c4f2e3 28.94 27.89 14.73 23.28 0.00 0.00 0.00 0.00 08:50:07 lo 30.48 30.48 146.39 146.39 0.00 0.00 0.00 0.00 08:50:07 ens3 2.03 1.94 3.47 1.62 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 br-44dd2c6fff36 22.59 28.30 32.03 118.79 0.00 0.00 0.00 0.00 08:50:07 veth028e145 26.17 31.93 32.16 143.79 0.00 0.00 0.00 0.01 08:50:07 veth5893e57 52.55 57.10 43.99 20.36 0.00 0.00 0.00 0.00 08:50:07 vethb5c25e3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 veth4b16c4f 7.96 7.02 26.31 5.04 0.00 0.00 0.00 0.00 08:50:07 veth4bb9e0d 6.58 7.37 5.44 26.24 0.00 0.00 0.00 0.00 08:50:07 vethb3397d0 40.82 37.57 35.15 25.26 0.00 0.00 0.00 0.00 08:50:07 veth3c4f2e3 21.47 20.28 12.00 20.81 0.00 0.00 0.00 0.00 Average: lo 17.42 17.42 74.58 74.58 0.00 0.00 0.00 0.00 Average: ens3 111.34 67.71 1143.64 22.82 0.00 0.00 0.00 0.00 Average: docker0 7.26 13.02 0.53 192.86 0.00 0.00 0.00 0.00 Average: br-44dd2c6fff36 12.11 15.36 14.73 63.11 0.00 0.00 0.00 0.00 Average: veth028e145 15.62 18.91 14.71 116.29 0.00 0.00 0.00 0.01 Average: veth5893e57 45.69 49.04 31.35 21.24 0.00 0.00 0.00 0.00 Average: vethb5c25e3 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth4b16c4f 6.90 6.58 54.03 13.57 0.00 0.00 0.00 0.00 Average: veth4bb9e0d 4.70 5.00 13.64 14.63 0.00 0.00 0.00 0.00 Average: vethb3397d0 36.60 33.77 31.74 19.28 0.00 0.00 0.00 0.00 Average: veth3c4f2e3 14.89 14.18 7.68 12.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1578) 10/14/26 _x86_64_ (8 CPU) 08:06:52 LINUX RESTART (8 CPU) 08:10:10 CPU %user %nice %system %iowait %steal %idle 08:20:08 all 37.56 0.00 5.76 1.73 0.02 54.93 08:20:08 0 37.66 0.00 6.08 2.16 0.02 54.09 08:20:08 1 37.70 0.01 5.67 1.63 0.02 54.96 08:20:08 2 36.94 0.01 5.94 1.73 0.02 55.37 08:20:08 3 37.78 0.01 5.98 1.76 0.02 54.46 08:20:08 4 38.93 0.00 6.07 1.76 0.02 53.22 08:20:08 5 36.30 0.00 6.14 2.03 0.02 55.51 08:20:08 6 38.12 0.01 5.49 1.38 0.02 54.99 08:20:08 7 37.08 0.00 4.70 1.39 0.01 56.82 08:30:15 all 9.43 0.02 1.51 0.38 0.03 88.62 08:30:15 0 8.56 0.01 1.93 0.29 0.03 89.17 08:30:15 1 9.26 0.02 1.61 0.84 0.02 88.24 08:30:15 2 9.35 0.02 1.46 0.10 0.03 89.04 08:30:15 3 9.77 0.04 1.43 0.16 0.02 88.58 08:30:15 4 9.50 0.03 1.31 0.21 0.03 88.93 08:30:15 5 9.79 0.00 1.66 0.52 0.03 87.99 08:30:15 6 9.89 0.03 1.36 0.61 0.02 88.09 08:30:15 7 9.36 0.02 1.33 0.33 0.03 88.93 08:40:01 all 9.24 0.00 2.58 0.21 0.08 87.90 08:40:01 0 9.14 0.00 3.67 0.20 0.08 86.91 08:40:01 1 8.97 0.00 2.65 0.09 0.07 88.22 08:40:01 2 8.77 0.01 2.61 0.39 0.08 88.14 08:40:01 3 9.56 0.01 2.30 0.18 0.08 87.87 08:40:01 4 9.41 0.01 2.37 0.20 0.08 87.92 08:40:01 5 9.46 0.00 2.42 0.27 0.08 87.77 08:40:01 6 9.78 0.00 2.27 0.18 0.07 87.70 08:40:01 7 8.81 0.00 2.29 0.16 0.07 88.66 08:50:07 all 7.54 0.00 2.30 0.05 0.05 90.05 08:50:07 0 6.98 0.00 3.26 0.03 0.05 89.68 08:50:07 1 7.88 0.00 2.48 0.04 0.05 89.55 08:50:07 2 7.40 0.00 2.28 0.03 0.05 90.25 08:50:07 3 7.25 0.00 2.09 0.07 0.05 90.54 08:50:07 4 7.87 0.01 2.07 0.01 0.04 90.00 08:50:07 5 7.47 0.00 2.10 0.18 0.05 90.20 08:50:07 6 7.84 0.00 2.04 0.03 0.05 90.04 08:50:07 7 7.66 0.00 2.07 0.03 0.05 90.19 Average: all 15.92 0.01 3.03 0.59 0.04 80.41 Average: 0 15.52 0.00 3.72 0.67 0.04 80.04 Average: 1 15.92 0.01 3.10 0.65 0.04 80.28 Average: 2 15.60 0.01 3.06 0.56 0.04 80.72 Average: 3 16.07 0.01 2.95 0.54 0.04 80.38 Average: 4 16.41 0.02 2.95 0.54 0.04 80.04 Average: 5 15.73 0.00 3.07 0.75 0.04 80.40 Average: 6 16.39 0.01 2.79 0.55 0.04 80.23 Average: 7 15.72 0.00 2.59 0.48 0.04 81.16