---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17390 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 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 867 14245 3 16978 30756 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:43:e9:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83675sec preferred_lft 83675sec inet6 fe80::f816:3eff:fe43:e9a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:a6:8a:5a:c2:dd 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::50a6:8aff:fe5a:c2dd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17390) 06/18/26 _x86_64_ (8 CPU) 09:12:58 LINUX RESTART (8 CPU) 09:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 223.95 0.38 216.21 7.36 18.04 40223.40 48050.14 09:40:01 54.56 0.47 26.47 27.62 18.44 4145.28 469109.98 09:50:13 11.41 0.06 10.96 0.40 1.67 2382.44 337.11 Average: 94.95 0.30 82.89 11.76 12.60 15278.77 172493.88 09:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 1585056 21206428 10946904 33.31 601528 18122464 16877260 49.77 4884508 22673688 528 09:40:01 235352 18876832 13085424 39.82 583520 17350760 19882760 58.63 4890608 24004216 11116 09:50:13 404508 18710520 13302412 40.48 582804 16973492 20040236 59.10 4832536 23914736 9948 Average: 741639 19597927 12444913 37.87 589284 17482239 18933419 55.83 4869217 23530880 7197 09:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.65 0.65 0.05 0.05 0.00 0.00 0.00 0.00 09:30:01 ens3 201.85 128.33 1923.56 40.48 0.00 0.00 0.00 0.00 09:30:01 docker0 13.38 27.11 0.80 620.49 0.00 0.00 0.00 0.00 09:30:01 br-5a4e230c5e88 0.31 0.28 0.01 0.02 0.00 0.00 0.00 0.00 09:30:01 veth50f4370 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 vetha043ec6 29.85 29.83 8.60 7.52 0.00 0.00 0.00 0.00 09:30:01 vethaa19f99 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth4471c0b 0.37 0.38 0.04 0.18 0.00 0.00 0.00 0.00 09:30:01 veth7a96aae 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth63b59ab 24.38 24.38 7.86 4.84 0.00 0.00 0.00 0.00 09:30:01 vethdc825a6 0.24 0.34 0.36 1.41 0.00 0.00 0.00 0.00 09:30:01 veth91d50b0 1.42 1.15 0.19 1.23 0.00 0.00 0.00 0.00 09:40:01 lo 19.60 19.60 61.56 61.56 0.00 0.00 0.00 0.00 09:40:01 ens3 14.07 11.61 32.40 2.84 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 br-5a4e230c5e88 18.16 20.90 11.66 81.35 0.00 0.00 0.00 0.00 09:40:01 veth50f4370 29.23 31.98 11.50 303.78 0.00 0.00 0.00 0.02 09:40:01 vetha043ec6 104.67 113.65 71.19 55.68 0.00 0.00 0.00 0.01 09:40:01 vethaa19f99 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:40:01 veth4471c0b 12.07 10.27 116.14 37.05 0.00 0.00 0.00 0.01 09:40:01 veth7a96aae 18.75 20.72 224.11 116.56 0.00 0.00 0.00 0.02 09:40:01 veth63b59ab 73.05 66.89 85.56 38.88 0.00 0.00 0.00 0.01 09:40:01 veth91d50b0 47.66 44.03 20.36 35.24 0.00 0.00 0.00 0.00 09:50:13 lo 36.43 36.43 174.06 174.06 0.00 0.00 0.00 0.00 09:50:13 ens3 1.72 1.21 0.51 1.22 0.00 0.00 0.00 0.00 09:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:13 br-5a4e230c5e88 24.86 28.88 36.71 138.67 0.00 0.00 0.00 0.00 09:50:13 veth50f4370 29.97 33.87 37.24 188.10 0.00 0.00 0.00 0.02 09:50:13 vetha043ec6 61.33 67.50 45.39 23.24 0.00 0.00 0.00 0.00 09:50:13 vethaa19f99 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:13 veth4471c0b 10.09 9.24 51.40 50.56 0.00 0.00 0.00 0.00 09:50:13 veth7a96aae 9.89 10.85 51.02 50.93 0.00 0.00 0.00 0.00 09:50:13 veth63b59ab 42.83 39.84 60.16 21.60 0.00 0.00 0.00 0.00 09:50:13 veth91d50b0 31.24 28.08 13.81 26.22 0.00 0.00 0.00 0.00 Average: lo 19.17 19.17 79.87 79.87 0.00 0.00 0.00 0.00 Average: ens3 70.93 46.03 636.61 14.53 0.00 0.00 0.00 0.00 Average: docker0 4.35 8.82 0.26 201.81 0.00 0.00 0.00 0.00 Average: br-5a4e230c5e88 14.64 16.91 16.40 74.42 0.00 0.00 0.00 0.00 Average: veth50f4370 19.98 22.26 16.53 165.58 0.00 0.00 0.00 0.01 Average: vetha043ec6 65.57 70.67 42.05 28.97 0.00 0.00 0.00 0.00 Average: vethaa19f99 0.05 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth4471c0b 7.59 6.70 56.33 29.66 0.00 0.00 0.00 0.00 Average: veth7a96aae 9.65 10.66 92.27 56.30 0.00 0.00 0.00 0.01 Average: veth63b59ab 46.93 43.85 51.64 21.92 0.00 0.00 0.00 0.00 Average: veth91d50b0 27.03 24.65 11.57 21.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17390) 06/18/26 _x86_64_ (8 CPU) 09:12:58 LINUX RESTART (8 CPU) 09:20:17 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 16.48 0.02 2.73 0.67 0.08 80.03 09:30:01 0 16.43 0.01 2.94 0.73 0.08 79.81 09:30:01 1 16.43 0.02 2.87 0.68 0.09 79.91 09:30:01 2 17.03 0.03 2.77 0.72 0.08 79.37 09:30:01 3 18.60 0.03 2.82 0.55 0.08 77.92 09:30:01 4 17.64 0.01 2.61 1.07 0.08 78.59 09:30:01 5 14.11 0.03 2.38 0.66 0.07 82.75 09:30:01 6 16.22 0.02 2.70 0.41 0.07 80.57 09:30:01 7 15.35 0.01 2.71 0.53 0.07 81.32 09:40:01 all 11.23 0.01 2.05 0.26 0.10 86.37 09:40:01 0 10.38 0.00 2.17 0.08 0.10 87.27 09:40:01 1 11.89 0.00 2.14 0.16 0.10 85.71 09:40:01 2 11.54 0.01 2.08 0.14 0.10 86.13 09:40:01 3 11.30 0.01 2.17 0.21 0.10 86.21 09:40:01 4 12.03 0.01 1.92 0.52 0.10 85.42 09:40:01 5 10.75 0.01 1.95 0.34 0.10 86.86 09:40:01 6 10.55 0.00 2.01 0.11 0.09 87.24 09:40:01 7 11.37 0.01 1.94 0.49 0.10 86.09 09:50:13 all 8.58 0.00 2.13 0.06 0.10 89.14 09:50:13 0 8.37 0.00 2.23 0.18 0.10 89.12 09:50:13 1 9.03 0.00 2.15 0.04 0.10 88.67 09:50:13 2 8.39 0.00 2.18 0.04 0.10 89.30 09:50:13 3 9.22 0.00 2.04 0.04 0.09 88.61 09:50:13 4 8.18 0.00 2.14 0.03 0.10 89.55 09:50:13 5 7.82 0.00 2.07 0.04 0.10 89.97 09:50:13 6 8.79 0.00 1.93 0.02 0.09 89.16 09:50:13 7 8.81 0.00 2.30 0.09 0.10 88.71 Average: all 12.03 0.01 2.30 0.32 0.09 85.25 Average: 0 11.67 0.01 2.44 0.33 0.09 85.47 Average: 1 12.39 0.01 2.38 0.29 0.09 84.83 Average: 2 12.25 0.02 2.34 0.29 0.09 85.01 Average: 3 12.97 0.01 2.34 0.26 0.09 84.32 Average: 4 12.54 0.01 2.22 0.53 0.09 84.60 Average: 5 10.85 0.01 2.13 0.34 0.09 86.58 Average: 6 11.79 0.01 2.21 0.18 0.09 85.72 Average: 7 11.79 0.01 2.31 0.37 0.09 85.43