---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3206 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 16872 4 14370 30773 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:f7:3f:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84977sec preferred_lft 84977sec inet6 fe80::f816:3eff:fef7:3fb5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:f9:ef:f4:0e:1f 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::b4f9:efff:fef4:e1f/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-3206) 10/19/26 _x86_64_ (8 CPU) 10:41:32 LINUX RESTART (8 CPU) 10:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:00 156.32 0.91 146.55 8.86 32.76 32022.88 25313.11 Average: 156.32 0.91 146.55 8.86 32.76 32022.88 25313.11 10:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:00 514544 15610924 15537856 47.28 556960 14731332 26273828 77.48 4496392 24161108 9456 Average: 514544 15610924 15537856 47.28 556960 14731332 26273828 77.48 4496392 24161108 9456 10:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:00 lo 50.80 50.80 220.12 220.12 0.00 0.00 0.00 0.00 11:00:00 ens3 94.12 60.05 1563.94 12.41 0.00 0.00 0.00 0.00 11:00:00 docker0 7.96 11.92 0.45 173.09 0.00 0.00 0.00 0.00 11:00:00 br-de1877fa95c7 44.25 52.00 59.61 191.47 0.00 0.00 0.00 0.00 11:00:00 veth3675268 0.13 0.22 0.01 0.04 0.00 0.00 0.00 0.00 11:00:00 vethbd462db 59.14 67.41 59.68 439.24 0.00 0.00 0.00 0.04 11:00:00 vethe9d1b78 142.16 146.49 93.33 76.79 0.00 0.00 0.00 0.01 11:00:00 veth39fe91d 15.71 16.44 64.53 40.64 0.00 0.00 0.00 0.01 11:00:00 vethafabfce 27.33 26.64 250.69 64.79 0.00 0.00 0.00 0.02 11:00:00 vethf6e5d5d 102.90 96.97 101.94 58.30 0.00 0.00 0.00 0.01 11:00:00 vethb5bbe8a 47.63 48.00 29.01 36.71 0.00 0.00 0.00 0.00 Average: lo 50.80 50.80 220.12 220.12 0.00 0.00 0.00 0.00 Average: ens3 94.12 60.05 1563.94 12.41 0.00 0.00 0.00 0.00 Average: docker0 7.96 11.92 0.45 173.09 0.00 0.00 0.00 0.00 Average: br-de1877fa95c7 44.25 52.00 59.61 191.47 0.00 0.00 0.00 0.00 Average: veth3675268 0.13 0.22 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethbd462db 59.14 67.41 59.68 439.24 0.00 0.00 0.00 0.04 Average: vethe9d1b78 142.16 146.49 93.33 76.79 0.00 0.00 0.00 0.01 Average: veth39fe91d 15.71 16.44 64.53 40.64 0.00 0.00 0.00 0.01 Average: vethafabfce 27.33 26.64 250.69 64.79 0.00 0.00 0.00 0.02 Average: vethf6e5d5d 102.90 96.97 101.94 58.30 0.00 0.00 0.00 0.01 Average: vethb5bbe8a 47.63 48.00 29.01 36.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3206) 10/19/26 _x86_64_ (8 CPU) 10:41:32 LINUX RESTART (8 CPU) 10:50:00 CPU %user %nice %system %iowait %steal %idle 11:00:00 all 27.08 0.03 5.67 0.69 0.02 66.52 11:00:00 0 27.98 0.05 6.13 0.36 0.02 65.46 11:00:00 1 27.13 0.02 5.74 1.01 0.02 66.08 11:00:00 2 26.76 0.06 5.52 0.60 0.02 67.06 11:00:00 3 26.95 0.03 5.78 0.79 0.02 66.43 11:00:00 4 27.03 0.03 5.71 0.65 0.01 66.58 11:00:00 5 27.27 0.04 5.25 0.62 0.02 66.81 11:00:00 6 27.08 0.03 5.57 0.59 0.03 66.70 11:00:00 7 26.41 0.03 5.62 0.89 0.02 67.03 Average: all 27.08 0.03 5.67 0.69 0.02 66.52 Average: 0 27.98 0.05 6.13 0.36 0.02 65.46 Average: 1 27.13 0.02 5.74 1.01 0.02 66.08 Average: 2 26.76 0.06 5.52 0.60 0.02 67.06 Average: 3 26.95 0.03 5.78 0.79 0.02 66.43 Average: 4 27.03 0.03 5.71 0.65 0.01 66.58 Average: 5 27.27 0.04 5.25 0.62 0.02 66.81 Average: 6 27.08 0.03 5.57 0.59 0.03 66.70 Average: 7 26.41 0.03 5.62 0.89 0.02 67.03