---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11546 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 nrip_save 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 21G 135G 14% / 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 800 17160 4 14130 30823 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:16:df:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.237/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85331sec preferred_lft 85331sec inet6 fe80::f816:3eff:fe16:df09/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:5d:ee:86:e0:ea 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::6c5d:eeff:fe86:e0ea/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11546) 08/12/26 _x86_64_ (8 CPU) 08:17:52 LINUX RESTART (8 CPU) 08:20:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:20 329.09 6.32 308.98 13.80 692.56 49326.45 69547.63 Average: 329.09 6.32 308.98 13.80 692.56 49326.45 69547.63 08:20:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:20 13899164 27975020 4250460 12.93 259500 13664604 10993692 32.42 3010072 14960480 812 Average: 13899164 27975020 4250460 12.93 259500 13664604 10993692 32.42 3010072 14960480 812 08:20:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:20 lo 0.89 0.89 0.09 0.09 0.00 0.00 0.00 0.00 08:30:20 ens3 281.17 167.63 3582.24 39.16 0.00 0.00 0.00 0.00 08:30:20 docker0 9.82 15.50 0.69 255.92 0.00 0.00 0.00 0.00 08:30:20 br-0aa8034425e0 1.49 2.60 0.10 35.12 0.00 0.00 0.00 0.00 08:30:20 veth24824ca 23.09 17.11 3.78 2.91 0.00 0.00 0.00 0.00 08:30:20 veth717f64b 1.93 2.09 0.17 2.12 0.00 0.00 0.00 0.00 08:30:20 veth8d6e055 8.73 10.52 4.58 1.98 0.00 0.00 0.00 0.00 08:30:20 vethac35a91 4.71 4.87 0.53 30.05 0.00 0.00 0.00 0.00 08:30:20 veth0a6bf72 3.65 4.85 3.18 0.80 0.00 0.00 0.00 0.00 08:30:20 vethc1edb5b 3.31 4.45 3.12 0.61 0.00 0.00 0.00 0.00 08:30:20 veth0220ca5 3.86 5.00 3.33 0.82 0.00 0.00 0.00 0.00 08:30:20 veth0d2c643 3.81 5.00 3.73 0.82 0.00 0.00 0.00 0.00 08:30:20 veth1ac1a92 1.21 2.60 0.10 35.05 0.00 0.00 0.00 0.00 08:30:20 veth53490ba 3.28 4.40 3.13 0.63 0.00 0.00 0.00 0.00 08:30:20 vethc99e29a 8.35 8.20 10.89 2.05 0.00 0.00 0.00 0.00 08:30:20 veth3206cbd 8.20 8.07 10.10 3.54 0.00 0.00 0.00 0.00 08:30:20 veth9dd5943 1.12 0.96 0.25 0.56 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 281.17 167.63 3582.24 39.16 0.00 0.00 0.00 0.00 Average: docker0 9.82 15.50 0.69 255.92 0.00 0.00 0.00 0.00 Average: br-0aa8034425e0 1.49 2.60 0.10 35.12 0.00 0.00 0.00 0.00 Average: veth24824ca 23.09 17.11 3.78 2.91 0.00 0.00 0.00 0.00 Average: veth717f64b 1.93 2.09 0.17 2.12 0.00 0.00 0.00 0.00 Average: veth8d6e055 8.73 10.52 4.58 1.98 0.00 0.00 0.00 0.00 Average: vethac35a91 4.71 4.87 0.53 30.05 0.00 0.00 0.00 0.00 Average: veth0a6bf72 3.65 4.85 3.18 0.80 0.00 0.00 0.00 0.00 Average: vethc1edb5b 3.31 4.45 3.12 0.61 0.00 0.00 0.00 0.00 Average: veth0220ca5 3.86 5.00 3.33 0.82 0.00 0.00 0.00 0.00 Average: veth0d2c643 3.81 5.00 3.73 0.82 0.00 0.00 0.00 0.00 Average: veth1ac1a92 1.21 2.60 0.10 35.05 0.00 0.00 0.00 0.00 Average: veth53490ba 3.28 4.40 3.13 0.63 0.00 0.00 0.00 0.00 Average: vethc99e29a 8.35 8.20 10.89 2.05 0.00 0.00 0.00 0.00 Average: veth3206cbd 8.20 8.07 10.10 3.54 0.00 0.00 0.00 0.00 Average: veth9dd5943 1.12 0.96 0.25 0.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11546) 08/12/26 _x86_64_ (8 CPU) 08:17:52 LINUX RESTART (8 CPU) 08:20:22 CPU %user %nice %system %iowait %steal %idle 08:30:20 all 16.90 0.00 3.29 1.67 0.08 78.07 08:30:20 0 15.74 0.00 3.27 1.20 0.08 79.71 08:30:20 1 15.58 0.00 3.67 2.76 0.08 77.91 08:30:20 2 20.17 0.00 3.53 1.75 0.08 74.46 08:30:20 3 19.22 0.00 3.29 1.47 0.08 75.95 08:30:20 4 14.90 0.00 3.03 1.72 0.07 80.29 08:30:20 5 17.99 0.00 3.17 1.70 0.08 77.07 08:30:20 6 15.04 0.00 2.97 1.24 0.07 80.67 08:30:20 7 16.59 0.00 3.36 1.50 0.08 78.47 Average: all 16.90 0.00 3.29 1.67 0.08 78.07 Average: 0 15.74 0.00 3.27 1.20 0.08 79.71 Average: 1 15.58 0.00 3.67 2.76 0.08 77.91 Average: 2 20.17 0.00 3.53 1.75 0.08 74.46 Average: 3 19.22 0.00 3.29 1.47 0.08 75.95 Average: 4 14.90 0.00 3.03 1.72 0.07 80.29 Average: 5 17.99 0.00 3.17 1.70 0.08 77.07 Average: 6 15.04 0.00 2.97 1.24 0.07 80.67 Average: 7 16.59 0.00 3.36 1.50 0.08 78.47