---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3562 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 861 17909 4 13320 30761 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:94:55:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.15/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84925sec preferred_lft 84925sec inet6 fe80::f816:3eff:fe94:557a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:f2:4f:d9:f3:f6 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::98f2:4fff:fed9:f3f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3562) 10/20/26 _x86_64_ (8 CPU) 05:00:52 LINUX RESTART (8 CPU) 05:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:17 127.85 0.93 119.24 7.67 33.37 21063.94 26141.93 Average: 127.85 0.93 119.24 7.67 33.37 21063.94 26141.93 05:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:17 550256 14572900 16506644 50.23 562684 13748796 27331496 80.60 4256256 24381016 21156 Average: 550256 14572900 16506644 50.23 562684 13748796 27331496 80.60 4256256 24381016 21156 05:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:17 lo 59.14 59.14 267.08 267.08 0.00 0.00 0.00 0.00 05:20:17 ens3 79.42 45.91 1351.04 8.61 0.00 0.00 0.00 0.00 05:20:17 docker0 2.34 3.05 0.14 20.28 0.00 0.00 0.00 0.00 05:20:17 br-68a30e55a065 51.13 58.06 71.82 226.94 0.00 0.00 0.00 0.00 05:20:17 veth45bb61f 0.13 0.22 0.01 0.04 0.00 0.00 0.00 0.00 05:20:17 veth5b86605 143.72 148.52 95.02 76.68 0.00 0.00 0.00 0.01 05:20:17 vethcf8a52d 66.80 74.37 72.18 474.83 0.00 0.00 0.00 0.04 05:20:17 veth2b1f39f 29.21 28.19 251.04 63.81 0.00 0.00 0.00 0.02 05:20:17 veth67e8287 17.08 18.16 63.61 53.56 0.00 0.00 0.00 0.01 05:20:17 veth7e545c6 106.52 100.25 114.90 60.56 0.00 0.00 0.00 0.01 05:20:17 veth0fde949 46.97 47.05 28.27 36.39 0.00 0.00 0.00 0.00 Average: lo 59.14 59.14 267.08 267.08 0.00 0.00 0.00 0.00 Average: ens3 79.42 45.91 1351.04 8.61 0.00 0.00 0.00 0.00 Average: docker0 2.34 3.05 0.14 20.28 0.00 0.00 0.00 0.00 Average: br-68a30e55a065 51.13 58.06 71.82 226.94 0.00 0.00 0.00 0.00 Average: veth45bb61f 0.13 0.22 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth5b86605 143.72 148.52 95.02 76.68 0.00 0.00 0.00 0.01 Average: vethcf8a52d 66.80 74.37 72.18 474.83 0.00 0.00 0.00 0.04 Average: veth2b1f39f 29.21 28.19 251.04 63.81 0.00 0.00 0.00 0.02 Average: veth67e8287 17.08 18.16 63.61 53.56 0.00 0.00 0.00 0.01 Average: veth7e545c6 106.52 100.25 114.90 60.56 0.00 0.00 0.00 0.01 Average: veth0fde949 46.97 47.05 28.27 36.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3562) 10/20/26 _x86_64_ (8 CPU) 05:00:52 LINUX RESTART (8 CPU) 05:10:00 CPU %user %nice %system %iowait %steal %idle 05:20:17 all 27.48 0.04 5.40 0.50 0.02 66.57 05:20:17 0 27.38 0.03 6.28 0.33 0.02 65.97 05:20:17 1 27.03 0.04 5.83 0.46 0.02 66.62 05:20:17 2 27.74 0.06 5.44 0.41 0.01 66.34 05:20:17 3 28.38 0.04 5.24 0.61 0.01 65.71 05:20:17 4 27.24 0.04 5.08 0.66 0.01 66.96 05:20:17 5 26.80 0.02 5.11 0.49 0.01 67.56 05:20:17 6 27.80 0.02 4.97 0.65 0.01 66.54 05:20:17 7 27.44 0.04 5.26 0.38 0.01 66.87 Average: all 27.48 0.04 5.40 0.50 0.02 66.57 Average: 0 27.38 0.03 6.28 0.33 0.02 65.97 Average: 1 27.03 0.04 5.83 0.46 0.02 66.62 Average: 2 27.74 0.06 5.44 0.41 0.01 66.34 Average: 3 28.38 0.04 5.24 0.61 0.01 65.71 Average: 4 27.24 0.04 5.08 0.66 0.01 66.96 Average: 5 26.80 0.02 5.11 0.49 0.01 67.56 Average: 6 27.80 0.02 4.97 0.65 0.01 66.54 Average: 7 27.44 0.04 5.26 0.38 0.01 66.87