---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3580 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 868 17062 4 14161 30755 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:88:0a:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.88/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84933sec preferred_lft 84933sec inet6 fe80::f816:3eff:fe88:a38/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:2f:f3:4e:42:53 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::2f:f3ff:fe4e:4253/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3580) 10/20/26 _x86_64_ (8 CPU) 06:15:30 LINUX RESTART (8 CPU) 06:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:24 272.60 0.91 259.48 12.20 66.45 49836.59 76315.32 Average: 272.60 0.91 259.48 12.20 66.45 49836.59 76315.32 06:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:24 420012 18068700 13786512 41.95 561984 16539248 21720312 64.05 4334556 24412636 12792 Average: 420012 18068700 13786512 41.95 561984 16539248 21720312 64.05 4334556 24412636 12792 06:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:24 lo 10.26 10.26 36.90 36.90 0.00 0.00 0.00 0.00 06:30:24 ens3 315.12 199.25 3245.39 61.29 0.00 0.00 0.00 0.00 06:30:24 docker0 24.30 47.41 1.41 739.56 0.00 0.00 0.00 0.00 06:30:24 br-ddb8f0896405 7.64 9.06 8.27 33.63 0.00 0.00 0.00 0.00 06:30:24 veth837143c 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:30:24 vethd47f8ae 78.42 80.60 45.72 45.01 0.00 0.00 0.00 0.00 06:30:24 vethfa4a5d2 12.56 14.23 8.92 120.00 0.00 0.00 0.00 0.01 06:30:24 veth4b37cf0 8.34 8.40 87.09 22.68 0.00 0.00 0.00 0.01 06:30:24 veth1d5cd4e 4.54 4.49 22.50 6.51 0.00 0.00 0.00 0.00 06:30:24 vethbea5287 65.78 62.57 55.27 34.27 0.00 0.00 0.00 0.00 06:30:24 vethcaba659 13.69 13.75 7.79 10.61 0.00 0.00 0.00 0.00 Average: lo 10.26 10.26 36.90 36.90 0.00 0.00 0.00 0.00 Average: ens3 315.12 199.25 3245.39 61.29 0.00 0.00 0.00 0.00 Average: docker0 24.30 47.41 1.41 739.56 0.00 0.00 0.00 0.00 Average: br-ddb8f0896405 7.64 9.06 8.27 33.63 0.00 0.00 0.00 0.00 Average: veth837143c 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethd47f8ae 78.42 80.60 45.72 45.01 0.00 0.00 0.00 0.00 Average: vethfa4a5d2 12.56 14.23 8.92 120.00 0.00 0.00 0.00 0.01 Average: veth4b37cf0 8.34 8.40 87.09 22.68 0.00 0.00 0.00 0.01 Average: veth1d5cd4e 4.54 4.49 22.50 6.51 0.00 0.00 0.00 0.00 Average: vethbea5287 65.78 62.57 55.27 34.27 0.00 0.00 0.00 0.00 Average: vethcaba659 13.69 13.75 7.79 10.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3580) 10/20/26 _x86_64_ (8 CPU) 06:15:30 LINUX RESTART (8 CPU) 06:20:01 CPU %user %nice %system %iowait %steal %idle 06:30:24 all 28.85 0.03 5.11 1.20 0.01 64.80 06:30:24 0 27.40 0.03 5.18 0.79 0.01 66.59 06:30:24 1 26.53 0.04 5.16 1.40 0.01 66.85 06:30:24 2 30.89 0.03 5.24 1.11 0.02 62.71 06:30:24 3 27.99 0.02 5.01 1.13 0.02 65.84 06:30:24 4 32.61 0.04 5.23 1.48 0.02 60.61 06:30:24 5 27.36 0.02 4.92 1.57 0.01 66.11 06:30:24 6 28.60 0.04 5.29 1.07 0.01 64.98 06:30:24 7 29.40 0.02 4.84 1.02 0.01 64.71 Average: all 28.85 0.03 5.11 1.20 0.01 64.80 Average: 0 27.40 0.03 5.18 0.79 0.01 66.59 Average: 1 26.53 0.04 5.16 1.40 0.01 66.85 Average: 2 30.89 0.03 5.24 1.11 0.02 62.71 Average: 3 27.99 0.02 5.01 1.13 0.02 65.84 Average: 4 32.61 0.04 5.23 1.48 0.02 60.61 Average: 5 27.36 0.02 4.92 1.57 0.01 66.11 Average: 6 28.60 0.04 5.29 1.07 0.01 64.98 Average: 7 29.40 0.02 4.84 1.02 0.01 64.71