---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2852 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 1021 13019 4 18052 30602 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:d5:b7:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.176/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84387sec preferred_lft 84387sec inet6 fe80::f816:3eff:fed5:b782/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:46:51:39:d6:3a 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::f446:51ff:fe39:d63a/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-2852) 10/18/26 _x86_64_ (8 CPU) 13:50:10 LINUX RESTART (8 CPU) 14:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 138.87 0.28 132.32 6.27 6.56 29937.84 25771.52 14:20:12 10.42 0.20 9.89 0.33 4.24 447.84 5350.94 Average: 73.48 0.24 70.00 3.24 5.38 14925.82 15376.32 14:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 255776 19718700 12432832 37.83 581536 17991116 20653248 60.90 5002404 23913676 772 14:20:12 268208 18774340 13377496 40.71 576128 17056580 21642776 63.82 4892544 24012588 336 Average: 261992 19246520 12905164 39.27 578832 17523848 21148012 62.36 4947474 23963132 554 14:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 14:10:01 ens3 125.45 72.05 1915.00 12.22 0.00 0.00 0.00 0.00 14:10:01 docker0 19.60 33.08 1.07 364.42 0.00 0.00 0.00 0.00 14:10:01 br-7bc6ce3cbb31 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 14:10:01 veth038ee46 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth247cd91 0.42 0.40 0.05 0.23 0.00 0.00 0.00 0.00 14:10:01 vethb0545da 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth91e2bd4 46.84 49.12 20.24 26.07 0.00 0.00 0.00 0.00 14:10:01 veth3dcf8bc 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 vethf6961ce 44.62 41.87 36.09 16.73 0.00 0.00 0.00 0.00 14:10:01 vethd17ed9a 0.76 1.42 0.85 11.04 0.00 0.00 0.00 0.00 14:10:01 vethff1eb0c 1.89 1.49 0.26 1.55 0.00 0.00 0.00 0.00 14:20:12 lo 9.00 9.00 39.21 39.21 0.00 0.00 0.00 0.00 14:20:12 ens3 11.21 9.17 4.54 4.90 0.00 0.00 0.00 0.00 14:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 br-7bc6ce3cbb31 4.99 4.63 38.23 1.08 0.00 0.00 0.00 0.00 14:20:12 veth038ee46 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 14:20:12 veth247cd91 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 14:20:12 vethb0545da 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 veth91e2bd4 243.04 247.97 178.68 141.66 0.00 0.00 0.00 0.01 14:20:12 veth3dcf8bc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 vethf6961ce 111.22 102.02 90.95 72.50 0.00 0.00 0.00 0.01 14:20:12 vethff1eb0c 144.92 148.90 94.56 110.36 0.00 0.00 0.00 0.01 Average: lo 4.82 4.82 19.98 19.98 0.00 0.00 0.00 0.00 Average: ens3 67.30 40.04 942.47 8.49 0.00 0.00 0.00 0.00 Average: docker0 9.62 16.24 0.52 178.91 0.00 0.00 0.00 0.00 Average: br-7bc6ce3cbb31 2.69 2.49 19.47 0.56 0.00 0.00 0.00 0.00 Average: veth038ee46 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth247cd91 0.41 0.30 0.06 0.29 0.00 0.00 0.00 0.00 Average: vethb0545da 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth91e2bd4 146.71 150.34 100.89 84.91 0.00 0.00 0.00 0.01 Average: veth3dcf8bc 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf6961ce 78.52 72.49 64.02 45.12 0.00 0.00 0.00 0.01 Average: vethff1eb0c 74.70 76.53 48.27 56.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2852) 10/18/26 _x86_64_ (8 CPU) 13:50:10 LINUX RESTART (8 CPU) 14:00:12 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 11.84 0.03 2.79 0.63 0.01 84.71 14:10:01 0 10.90 0.03 3.05 0.65 0.01 85.35 14:10:01 1 11.53 0.03 2.75 0.86 0.01 84.82 14:10:01 2 11.13 0.03 2.73 0.59 0.01 85.51 14:10:01 3 11.00 0.02 2.75 0.57 0.01 85.65 14:10:01 4 11.41 0.02 2.55 0.48 0.01 85.53 14:10:01 5 13.34 0.03 2.75 0.56 0.01 83.31 14:10:01 6 13.38 0.03 2.57 0.54 0.01 83.48 14:10:01 7 12.00 0.02 3.21 0.78 0.01 83.98 14:20:12 all 7.17 0.00 1.50 0.03 0.01 91.29 14:20:12 0 6.85 0.00 2.07 0.01 0.01 91.06 14:20:12 1 6.65 0.00 1.70 0.02 0.01 91.62 14:20:12 2 6.67 0.00 1.51 0.06 0.01 91.75 14:20:12 3 7.27 0.00 1.41 0.01 0.01 91.29 14:20:12 4 9.25 0.00 1.43 0.02 0.01 89.28 14:20:12 5 6.97 0.00 1.23 0.06 0.01 91.73 14:20:12 6 6.19 0.00 1.26 0.01 0.01 92.53 14:20:12 7 7.51 0.00 1.39 0.03 0.01 91.06 Average: all 9.46 0.01 2.14 0.32 0.01 88.05 Average: 0 8.83 0.02 2.55 0.33 0.01 88.27 Average: 1 9.05 0.02 2.22 0.44 0.01 88.27 Average: 2 8.86 0.02 2.11 0.32 0.01 88.68 Average: 3 9.11 0.01 2.07 0.29 0.01 88.52 Average: 4 10.31 0.01 1.98 0.24 0.01 87.44 Average: 5 10.11 0.01 1.98 0.31 0.01 87.59 Average: 6 9.72 0.01 1.90 0.27 0.01 88.08 Average: 7 9.72 0.01 2.29 0.40 0.01 87.58