---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1158 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 132G 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 848 18299 4 12944 30775 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:fe:66:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.40/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85304sec preferred_lft 85304sec inet6 fe80::f816:3eff:fefe:660d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:e9:3c:82:03:37 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::80e9:3cff:fe82:337/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1158) 11/05/26 _x86_64_ (8 CPU) 17:23:59 LINUX RESTART (8 CPU) 17:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:18 221.25 1.46 203.33 16.46 68.43 40411.40 96322.89 Average: 221.25 1.46 203.33 16.46 68.43 40411.40 96322.89 17:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:18 4419616 17224164 14889892 45.31 554964 11565324 21683652 63.94 3880696 21006444 36392 Average: 4419616 17224164 14889892 45.31 554964 11565324 21683652 63.94 3880696 21006444 36392 17:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:18 lo 34.04 34.04 130.75 130.75 0.00 0.00 0.00 0.00 17:40:18 ens3 198.67 132.01 2162.15 22.09 0.00 0.00 0.00 0.00 17:40:18 docker0 18.33 35.06 1.04 529.96 0.00 0.00 0.00 0.00 17:40:18 br-cf4baa2d19fd 31.76 35.41 31.53 123.50 0.00 0.00 0.00 0.00 17:40:18 vetha29c5f2 43.07 46.94 31.92 325.73 0.00 0.00 0.00 0.03 17:40:18 veth82be0ff 116.03 121.72 71.40 63.38 0.00 0.00 0.00 0.01 17:40:18 vethc21b950 11.52 11.91 54.46 26.57 0.00 0.00 0.00 0.00 17:40:18 veth6059fc2 20.88 20.64 204.33 54.81 0.00 0.00 0.00 0.02 17:40:18 veth767b929 0.15 0.23 0.01 0.04 0.00 0.00 0.00 0.00 17:40:18 veth0529c6e 82.16 76.58 80.03 44.34 0.00 0.00 0.00 0.01 17:40:18 veth3ffbda8 40.36 39.48 21.81 27.30 0.00 0.00 0.00 0.00 Average: lo 34.04 34.04 130.75 130.75 0.00 0.00 0.00 0.00 Average: ens3 198.67 132.01 2162.15 22.09 0.00 0.00 0.00 0.00 Average: docker0 18.33 35.06 1.04 529.96 0.00 0.00 0.00 0.00 Average: br-cf4baa2d19fd 31.76 35.41 31.53 123.50 0.00 0.00 0.00 0.00 Average: vetha29c5f2 43.07 46.94 31.92 325.73 0.00 0.00 0.00 0.03 Average: veth82be0ff 116.03 121.72 71.40 63.38 0.00 0.00 0.00 0.01 Average: vethc21b950 11.52 11.91 54.46 26.57 0.00 0.00 0.00 0.00 Average: veth6059fc2 20.88 20.64 204.33 54.81 0.00 0.00 0.00 0.02 Average: veth767b929 0.15 0.23 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth0529c6e 82.16 76.58 80.03 44.34 0.00 0.00 0.00 0.01 Average: veth3ffbda8 40.36 39.48 21.81 27.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1158) 11/05/26 _x86_64_ (8 CPU) 17:23:59 LINUX RESTART (8 CPU) 17:30:01 CPU %user %nice %system %iowait %steal %idle 17:40:18 all 24.63 0.03 4.79 1.04 0.02 69.49 17:40:18 0 25.15 0.02 5.62 0.90 0.02 68.29 17:40:18 1 23.44 0.02 5.09 0.83 0.02 70.61 17:40:18 2 26.26 0.03 4.81 0.77 0.02 68.11 17:40:18 3 25.46 0.03 4.98 1.41 0.02 68.08 17:40:18 4 24.44 0.02 4.42 1.08 0.02 70.01 17:40:18 5 25.57 0.04 4.35 0.97 0.02 69.04 17:40:18 6 24.38 0.03 4.88 1.53 0.02 69.17 17:40:18 7 22.36 0.04 4.12 0.82 0.02 72.64 Average: all 24.63 0.03 4.79 1.04 0.02 69.49 Average: 0 25.15 0.02 5.62 0.90 0.02 68.29 Average: 1 23.44 0.02 5.09 0.83 0.02 70.61 Average: 2 26.26 0.03 4.81 0.77 0.02 68.11 Average: 3 25.46 0.03 4.98 1.41 0.02 68.08 Average: 4 24.44 0.02 4.42 1.08 0.02 70.01 Average: 5 25.57 0.04 4.35 0.97 0.02 69.04 Average: 6 24.38 0.03 4.88 1.53 0.02 69.17 Average: 7 22.36 0.04 4.12 0.82 0.02 72.64