---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3512 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 836 12730 4 18525 30787 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:cd:2b:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.159/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85347sec preferred_lft 85347sec inet6 fe80::f816:3eff:fecd:2b90/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:c9:9f:82:29:c8 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::fcc9:9fff:fe82:29c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3512) 10/19/26 _x86_64_ (8 CPU) 22:16:42 LINUX RESTART (8 CPU) 22:20:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:16 460.30 0.68 448.64 10.98 34.46 54059.44 52565.65 Average: 460.30 0.68 448.64 10.98 34.46 54059.44 52565.65 22:20:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:16 2110772 21063836 11093452 33.76 574884 17539284 17394620 51.29 4450456 22662820 1900 Average: 2110772 21063836 11093452 33.76 574884 17539284 17394620 51.29 4450456 22662820 1900 22:20:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:16 lo 0.58 0.58 0.04 0.04 0.00 0.00 0.00 0.00 22:30:16 ens3 300.03 189.20 3674.42 49.06 0.00 0.00 0.00 0.00 22:30:16 docker0 23.92 49.59 1.40 770.25 0.00 0.00 0.00 0.00 22:30:16 br-c6b991153145 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 22:30:16 vethe1e0901 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 22:30:16 veth21ab450 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 22:30:16 vethab2a2ed 43.72 45.05 18.93 25.24 0.00 0.00 0.00 0.00 22:30:16 veth7f9fb8b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 22:30:16 vethc4b9593 0.14 0.19 0.02 0.08 0.00 0.00 0.00 0.00 22:30:16 vethbe7db31 40.99 38.90 35.00 16.11 0.00 0.00 0.00 0.00 22:30:16 vethf0cf188 0.79 1.39 0.84 10.88 0.00 0.00 0.00 0.00 22:30:16 veth0cbf75f 0.65 0.61 0.09 0.74 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 300.03 189.20 3674.42 49.06 0.00 0.00 0.00 0.00 Average: docker0 23.92 49.59 1.40 770.25 0.00 0.00 0.00 0.00 Average: br-c6b991153145 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethe1e0901 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth21ab450 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethab2a2ed 43.72 45.05 18.93 25.24 0.00 0.00 0.00 0.00 Average: veth7f9fb8b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethc4b9593 0.14 0.19 0.02 0.08 0.00 0.00 0.00 0.00 Average: vethbe7db31 40.99 38.90 35.00 16.11 0.00 0.00 0.00 0.00 Average: vethf0cf188 0.79 1.39 0.84 10.88 0.00 0.00 0.00 0.00 Average: veth0cbf75f 0.65 0.61 0.09 0.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3512) 10/19/26 _x86_64_ (8 CPU) 22:16:42 LINUX RESTART (8 CPU) 22:20:18 CPU %user %nice %system %iowait %steal %idle 22:30:16 all 29.01 0.03 5.26 1.01 0.01 64.68 22:30:16 0 30.98 0.02 5.64 0.99 0.02 62.35 22:30:16 1 29.63 0.02 5.70 0.86 0.01 63.78 22:30:16 2 25.06 0.04 5.69 1.23 0.01 67.98 22:30:16 3 25.12 0.04 5.54 1.44 0.01 67.85 22:30:16 4 27.76 0.01 5.41 0.70 0.01 66.11 22:30:16 5 28.75 0.03 4.98 0.96 0.01 65.27 22:30:16 6 31.18 0.02 4.44 0.87 0.01 63.49 22:30:16 7 33.63 0.04 4.70 1.01 0.02 60.60 Average: all 29.01 0.03 5.26 1.01 0.01 64.68 Average: 0 30.98 0.02 5.64 0.99 0.02 62.35 Average: 1 29.63 0.02 5.70 0.86 0.01 63.78 Average: 2 25.06 0.04 5.69 1.23 0.01 67.98 Average: 3 25.12 0.04 5.54 1.44 0.01 67.85 Average: 4 27.76 0.01 5.41 0.70 0.01 66.11 Average: 5 28.75 0.03 4.98 0.96 0.01 65.27 Average: 6 31.18 0.02 4.44 0.87 0.01 63.49 Average: 7 33.63 0.04 4.70 1.01 0.02 60.60