---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12479 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 25G 131G 17% / 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 881 14577 4 16632 30743 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:a1:0d:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.100/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83606sec preferred_lft 83606sec inet6 fe80::f816:3eff:fea1:d4f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:2c:6d:14:03:5f 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::782c:6dff:fe14:35f/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-12479) 08/14/26 _x86_64_ (8 CPU) 09:18:13 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:03 639.69 4.60 618.63 16.46 298.66 66611.18 65574.26 09:40:02 69.43 0.44 65.73 3.25 18.23 8316.94 7415.82 09:50:01 23.22 0.45 21.15 1.62 34.80 3548.32 10203.32 10:00:20 10.07 0.16 9.46 0.45 8.27 1489.85 1850.35 Average: 184.64 1.41 177.82 5.42 89.54 19889.20 21148.01 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:03 7612356 27103764 5096632 15.51 567980 18016064 5214728 15.38 4331876 19162232 856076 09:40:02 264472 19802944 12258344 37.30 569176 18166768 18947880 55.88 4771436 24106036 956 09:50:01 326584 18006588 13851336 42.15 568064 16539300 21501792 63.41 4761064 24040828 11568 10:00:20 371172 17747820 14174060 43.13 568084 16177072 21793880 64.27 4727152 24047744 12368 Average: 2143646 20665279 11345093 34.52 568326 17224801 16864570 49.73 4647882 22839210 220242 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:03 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 09:30:03 ens3 582.79 349.84 4608.56 111.16 0.00 0.00 0.00 0.00 09:30:03 docker0 25.61 47.56 1.51 853.77 0.00 0.00 0.00 0.00 09:30:03 br-6ec9fb33b12c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 lo 2.73 2.73 7.09 7.09 0.00 0.00 0.00 0.00 09:40:02 ens3 5.72 3.68 2.63 1.51 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 br-6ec9fb33b12c 2.83 3.07 1.27 6.94 0.00 0.00 0.00 0.00 09:40:02 vethafb72ca 1.65 1.56 8.18 1.78 0.00 0.00 0.00 0.00 09:40:02 veth6f4fc63 77.38 81.74 37.67 38.29 0.00 0.00 0.00 0.00 09:40:02 veth34df79d 3.94 4.29 1.02 38.21 0.00 0.00 0.00 0.00 09:40:02 veth88b04ab 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:40:02 veth5babeac 2.47 2.59 31.45 8.22 0.00 0.00 0.00 0.00 09:40:02 vethf8cfe3f 77.70 73.00 52.53 34.45 0.00 0.00 0.00 0.00 09:40:02 vethc0b1851 2.53 1.97 0.34 1.90 0.00 0.00 0.00 0.00 09:50:01 lo 28.92 28.92 121.17 121.17 0.00 0.00 0.00 0.00 09:50:01 ens3 3.48 3.15 1.49 0.92 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 br-6ec9fb33b12c 19.06 22.11 20.81 102.46 0.00 0.00 0.00 0.00 09:50:01 vethafb72ca 9.75 10.20 40.90 25.62 0.00 0.00 0.00 0.00 09:50:01 veth6f4fc63 72.20 78.83 56.47 28.27 0.00 0.00 0.00 0.00 09:50:01 veth34df79d 27.69 30.77 20.72 249.24 0.00 0.00 0.00 0.02 09:50:01 veth88b04ab 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:50:01 veth5babeac 16.08 15.53 148.55 41.00 0.00 0.00 0.00 0.01 09:50:01 vethf8cfe3f 34.22 31.53 34.13 16.15 0.00 0.00 0.00 0.00 09:50:01 vethc0b1851 50.10 46.26 20.69 42.54 0.00 0.00 0.00 0.00 10:00:20 lo 33.37 33.37 161.17 161.17 0.00 0.00 0.00 0.00 10:00:20 ens3 1.97 1.56 3.03 1.47 0.00 0.00 0.00 0.00 10:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 br-6ec9fb33b12c 27.39 27.76 34.98 130.24 0.00 0.00 0.00 0.00 10:00:20 vethafb72ca 6.87 7.88 6.00 29.79 0.00 0.00 0.00 0.00 10:00:20 veth6f4fc63 59.39 65.17 46.74 21.63 0.00 0.00 0.00 0.00 10:00:20 veth34df79d 31.48 31.75 35.41 158.99 0.00 0.00 0.00 0.01 10:00:20 veth88b04ab 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 veth5babeac 8.63 7.65 30.13 5.60 0.00 0.00 0.00 0.00 10:00:20 vethf8cfe3f 40.36 37.66 38.42 21.91 0.00 0.00 0.00 0.00 10:00:20 vethc0b1851 30.01 27.00 13.29 26.96 0.00 0.00 0.00 0.00 Average: lo 16.59 16.59 73.03 73.03 0.00 0.00 0.00 0.00 Average: ens3 147.74 89.11 1148.12 28.63 0.00 0.00 0.00 0.00 Average: docker0 6.37 11.83 0.38 212.36 0.00 0.00 0.00 0.00 Average: br-6ec9fb33b12c 12.43 13.34 14.42 60.42 0.00 0.00 0.00 0.00 Average: vethafb72ca 4.58 4.93 13.69 14.41 0.00 0.00 0.00 0.00 Average: veth6f4fc63 52.25 56.45 35.27 22.02 0.00 0.00 0.00 0.00 Average: veth34df79d 15.89 16.81 14.44 111.86 0.00 0.00 0.00 0.01 Average: veth88b04ab 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth5babeac 6.80 6.45 52.28 13.62 0.00 0.00 0.00 0.00 Average: vethf8cfe3f 38.05 35.53 31.30 18.14 0.00 0.00 0.00 0.00 Average: vethc0b1851 20.71 18.85 8.61 17.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12479) 08/14/26 _x86_64_ (8 CPU) 09:18:13 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:03 all 39.02 0.00 5.63 2.78 0.15 52.42 09:30:03 0 39.40 0.00 5.54 3.69 0.15 51.22 09:30:03 1 41.58 0.00 5.83 2.26 0.16 50.17 09:30:03 2 38.43 0.00 5.88 2.20 0.15 53.34 09:30:03 3 42.42 0.00 5.50 2.65 0.15 49.27 09:30:03 4 38.14 0.00 5.63 3.69 0.15 52.39 09:30:03 5 41.22 0.00 5.59 2.74 0.16 50.29 09:30:03 6 35.72 0.00 5.24 2.52 0.15 56.37 09:30:03 7 35.21 0.00 5.82 2.50 0.14 56.32 09:40:02 all 11.05 0.03 1.48 0.29 0.08 87.07 09:40:02 0 10.57 0.02 1.74 0.68 0.08 86.90 09:40:02 1 11.14 0.04 1.43 0.15 0.08 87.16 09:40:02 2 10.08 0.02 1.41 0.07 0.08 88.33 09:40:02 3 11.33 0.02 1.44 0.36 0.08 86.78 09:40:02 4 10.93 0.02 1.41 0.48 0.08 87.08 09:40:02 5 10.51 0.02 1.38 0.18 0.09 87.82 09:40:02 6 12.70 0.05 1.50 0.11 0.09 85.55 09:40:02 7 11.11 0.01 1.54 0.32 0.08 86.94 09:50:01 all 10.36 0.01 2.42 0.10 0.12 86.98 09:50:01 0 9.71 0.01 2.95 0.19 0.12 87.02 09:50:01 1 10.05 0.01 2.62 0.07 0.12 87.13 09:50:01 2 9.36 0.00 2.41 0.10 0.12 88.00 09:50:01 3 11.17 0.00 2.43 0.06 0.12 86.22 09:50:01 4 10.89 0.01 2.18 0.09 0.12 86.72 09:50:01 5 9.92 0.01 2.27 0.16 0.13 87.51 09:50:01 6 10.59 0.01 2.28 0.11 0.13 86.89 09:50:01 7 11.25 0.01 2.21 0.06 0.12 86.36 10:00:20 all 7.55 0.00 2.04 0.03 0.09 90.29 10:00:20 0 6.80 0.00 2.51 0.03 0.09 90.57 10:00:20 1 7.86 0.00 2.31 0.02 0.10 89.71 10:00:20 2 7.96 0.00 2.01 0.05 0.09 89.88 10:00:20 3 7.65 0.00 1.95 0.03 0.09 90.28 10:00:20 4 7.56 0.00 1.85 0.07 0.09 90.41 10:00:20 5 7.54 0.00 1.87 0.02 0.09 90.48 10:00:20 6 7.61 0.00 1.96 0.04 0.09 90.29 10:00:20 7 7.38 0.00 1.86 0.01 0.09 90.66 Average: all 16.93 0.01 2.89 0.80 0.11 79.26 Average: 0 16.54 0.01 3.18 1.14 0.11 79.02 Average: 1 17.59 0.01 3.04 0.62 0.11 78.63 Average: 2 16.40 0.01 2.92 0.60 0.11 79.96 Average: 3 18.08 0.00 2.82 0.77 0.11 78.21 Average: 4 16.82 0.00 2.76 1.08 0.11 79.22 Average: 5 17.23 0.01 2.77 0.77 0.12 79.11 Average: 6 16.60 0.01 2.74 0.69 0.11 79.84 Average: 7 16.19 0.00 2.85 0.72 0.11 80.13