---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-836 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: 5599.99 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 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 864 16518 4 14709 30759 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:bf:2a:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.176/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85031sec preferred_lft 85031sec inet6 fe80::f816:3eff:febf:2a85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:f1:36:4e:ea:b4 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::b4f1:36ff:fe4e:eab4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-836) 11/04/26 _x86_64_ (8 CPU) 09:02:10 LINUX RESTART (8 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:15 133.10 0.99 124.16 7.95 32.76 22612.25 27610.71 Average: 133.10 0.99 124.16 7.95 32.76 22612.25 27610.71 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:15 621396 15930048 15161480 46.14 559424 15008260 26135816 77.07 4439260 24131492 21624 Average: 621396 15930048 15161480 46.14 559424 15008260 26135816 77.07 4439260 24131492 21624 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:15 lo 58.52 58.52 266.14 266.14 0.00 0.00 0.00 0.00 09:20:15 ens3 96.52 66.17 1438.96 10.78 0.00 0.00 0.00 0.00 09:20:15 docker0 8.37 10.12 0.45 98.99 0.00 0.00 0.00 0.00 09:20:15 br-bbddbcc9181a 48.70 54.96 71.43 222.31 0.00 0.00 0.00 0.00 09:20:15 veth7e00b8f 63.85 70.49 71.83 478.75 0.00 0.00 0.00 0.04 09:20:15 vethfb8583c 133.68 138.75 90.83 75.52 0.00 0.00 0.00 0.01 09:20:15 veth07f5d78 17.62 18.83 65.56 53.53 0.00 0.00 0.00 0.01 09:20:15 veth9e9dda3 0.13 0.20 0.01 0.03 0.00 0.00 0.00 0.00 09:20:15 veth60c32ad 29.10 28.12 259.73 65.69 0.00 0.00 0.00 0.02 09:20:15 veth412a474 96.10 89.22 113.22 56.92 0.00 0.00 0.00 0.01 09:20:15 vethd6ab27e 46.86 47.28 28.34 35.85 0.00 0.00 0.00 0.00 Average: lo 58.52 58.52 266.14 266.14 0.00 0.00 0.00 0.00 Average: ens3 96.52 66.17 1438.96 10.78 0.00 0.00 0.00 0.00 Average: docker0 8.37 10.12 0.45 98.99 0.00 0.00 0.00 0.00 Average: br-bbddbcc9181a 48.70 54.96 71.43 222.31 0.00 0.00 0.00 0.00 Average: veth7e00b8f 63.85 70.49 71.83 478.75 0.00 0.00 0.00 0.04 Average: vethfb8583c 133.68 138.75 90.83 75.52 0.00 0.00 0.00 0.01 Average: veth07f5d78 17.62 18.83 65.56 53.53 0.00 0.00 0.00 0.01 Average: veth9e9dda3 0.13 0.20 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth60c32ad 29.10 28.12 259.73 65.69 0.00 0.00 0.00 0.02 Average: veth412a474 96.10 89.22 113.22 56.92 0.00 0.00 0.00 0.01 Average: vethd6ab27e 46.86 47.28 28.34 35.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-836) 11/04/26 _x86_64_ (8 CPU) 09:02:10 LINUX RESTART (8 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:15 all 24.52 0.03 5.11 0.54 0.02 69.78 09:20:15 0 24.57 0.03 6.14 0.47 0.02 68.76 09:20:15 1 24.41 0.02 5.61 0.40 0.03 69.53 09:20:15 2 23.71 0.02 5.14 0.85 0.03 70.25 09:20:15 3 25.27 0.04 4.80 0.40 0.02 69.47 09:20:15 4 24.00 0.02 4.98 0.95 0.03 70.02 09:20:15 5 25.10 0.04 4.77 0.51 0.03 69.56 09:20:15 6 25.17 0.04 4.70 0.33 0.02 69.75 09:20:15 7 23.92 0.02 4.71 0.38 0.02 70.95 Average: all 24.52 0.03 5.11 0.54 0.02 69.78 Average: 0 24.57 0.03 6.14 0.47 0.02 68.76 Average: 1 24.41 0.02 5.61 0.40 0.03 69.53 Average: 2 23.71 0.02 5.14 0.85 0.03 70.25 Average: 3 25.27 0.04 4.80 0.40 0.02 69.47 Average: 4 24.00 0.02 4.98 0.95 0.03 70.02 Average: 5 25.10 0.04 4.77 0.51 0.03 69.56 Average: 6 25.17 0.04 4.70 0.33 0.02 69.75 Average: 7 23.92 0.02 4.71 0.38 0.02 70.95