---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14870 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 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 1008 16644 4 14438 30616 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:1d:d2:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.213/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83675sec preferred_lft 83675sec inet6 fe80::f816:3eff:fe1d:d23b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:a9:68:3a:1f:08 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::60a9:68ff:fe3a:1f08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14870) 08/02/26 _x86_64_ (8 CPU) 10:51:42 LINUX RESTART (8 CPU) 11:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:02 165.26 0.40 159.10 5.76 18.57 28983.52 24301.87 11:20:28 27.84 0.49 25.46 1.89 25.62 4091.06 9717.78 11:30:28 9.93 0.06 9.45 0.43 1.17 1501.36 1281.13 Average: 66.90 0.32 63.91 2.67 15.26 11381.89 11711.76 11:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:02 239660 18894620 13259384 40.35 582196 17191016 19454160 57.37 4714816 24210484 1248 11:20:28 390744 15884016 16036884 48.80 582540 14298488 23928600 70.56 4701512 24066348 10656 11:30:28 344348 15580948 16331236 49.70 582836 14058188 24218612 71.42 4624080 24226712 12568 Average: 324917 16786528 15209168 46.28 582524 15182564 22533791 66.45 4680136 24167848 8157 11:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:02 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 11:10:02 ens3 111.73 76.38 1484.30 17.48 0.00 0.00 0.00 0.00 11:10:02 docker0 13.64 22.51 0.76 356.46 0.00 0.00 0.00 0.00 11:10:02 br-59681b3e5c04 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 11:10:02 vethe4a9dc8 0.41 0.40 0.05 0.21 0.00 0.00 0.00 0.00 11:10:02 veth8dbabd8 48.81 51.89 18.73 24.03 0.00 0.00 0.00 0.00 11:10:02 veth5b3bb71 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:10:02 veth2f8b0be 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:10:02 vethf6dd617 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:10:02 veth5ed9f63 47.31 43.91 32.81 15.30 0.00 0.00 0.00 0.00 11:10:02 veth40a5785 0.72 1.27 0.80 9.80 0.00 0.00 0.00 0.00 11:10:02 vethd82c94c 1.75 1.40 0.24 1.44 0.00 0.00 0.00 0.00 11:20:28 lo 24.02 24.02 86.13 86.13 0.00 0.00 0.00 0.00 11:20:28 ens3 10.91 9.02 27.36 2.22 0.00 0.00 0.00 0.00 11:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:28 br-59681b3e5c04 22.79 25.04 16.50 96.97 0.00 0.00 0.00 0.00 11:20:28 vethe4a9dc8 10.38 10.67 49.49 42.49 0.00 0.00 0.00 0.00 11:20:28 veth8dbabd8 86.81 94.38 60.65 39.08 0.00 0.00 0.00 0.00 11:20:28 veth5b3bb71 18.62 18.28 193.88 49.79 0.00 0.00 0.00 0.02 11:20:28 veth2f8b0be 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 11:20:28 vethf6dd617 33.37 35.94 16.31 289.14 0.00 0.00 0.00 0.02 11:20:28 veth5ed9f63 53.77 49.41 66.44 28.89 0.00 0.00 0.00 0.01 11:20:28 vethd82c94c 46.83 43.19 19.81 34.28 0.00 0.00 0.00 0.00 11:30:28 lo 35.44 35.44 171.23 171.23 0.00 0.00 0.00 0.00 11:30:28 ens3 0.98 0.78 0.29 0.64 0.00 0.00 0.00 0.00 11:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:28 br-59681b3e5c04 29.60 30.25 33.85 139.12 0.00 0.00 0.00 0.00 11:30:28 vethe4a9dc8 7.79 8.86 7.00 37.53 0.00 0.00 0.00 0.00 11:30:28 veth8dbabd8 62.28 68.60 49.25 23.05 0.00 0.00 0.00 0.00 11:30:28 veth5b3bb71 9.68 8.62 38.10 6.59 0.00 0.00 0.00 0.00 11:30:28 veth2f8b0be 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:28 vethf6dd617 34.27 34.81 34.41 175.73 0.00 0.00 0.00 0.01 11:30:28 veth5ed9f63 43.77 40.77 46.99 25.15 0.00 0.00 0.00 0.00 11:30:28 vethd82c94c 30.54 27.34 13.77 26.34 0.00 0.00 0.00 0.00 Average: lo 20.11 20.11 85.98 85.98 0.00 0.00 0.00 0.00 Average: ens3 40.62 28.34 495.07 6.69 0.00 0.00 0.00 0.00 Average: docker0 4.46 7.36 0.25 116.61 0.00 0.00 0.00 0.00 Average: br-59681b3e5c04 17.67 18.65 16.82 79.13 0.00 0.00 0.00 0.00 Average: vethe4a9dc8 6.27 6.71 19.33 27.03 0.00 0.00 0.00 0.00 Average: veth8dbabd8 66.30 71.99 43.19 28.88 0.00 0.00 0.00 0.00 Average: veth5b3bb71 9.60 9.16 79.18 19.29 0.00 0.00 0.00 0.01 Average: veth2f8b0be 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethf6dd617 22.76 23.85 16.94 157.22 0.00 0.00 0.00 0.01 Average: veth5ed9f63 48.37 44.77 49.04 23.21 0.00 0.00 0.00 0.00 Average: vethd82c94c 26.72 24.30 11.42 20.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14870) 08/02/26 _x86_64_ (8 CPU) 10:51:42 LINUX RESTART (8 CPU) 11:00:06 CPU %user %nice %system %iowait %steal %idle 11:10:02 all 11.18 0.02 2.18 0.56 0.07 85.99 11:10:02 0 12.44 0.02 2.08 0.76 0.07 84.63 11:10:02 1 10.68 0.02 2.11 0.46 0.07 86.65 11:10:02 2 11.84 0.01 2.16 0.36 0.07 85.56 11:10:02 3 10.06 0.04 2.71 0.65 0.07 86.48 11:10:02 4 11.72 0.01 2.32 0.54 0.07 85.34 11:10:02 5 11.59 0.02 2.09 0.58 0.07 85.65 11:10:02 6 10.46 0.02 1.93 0.22 0.07 87.30 11:10:02 7 10.65 0.02 2.05 0.92 0.07 86.29 11:20:28 all 9.64 0.01 2.01 0.13 0.09 88.12 11:20:28 0 9.52 0.01 2.36 0.11 0.09 87.91 11:20:28 1 10.89 0.00 2.19 0.10 0.09 86.73 11:20:28 2 8.78 0.00 2.10 0.14 0.09 88.88 11:20:28 3 10.14 0.01 1.95 0.17 0.10 87.63 11:20:28 4 9.39 0.00 1.86 0.22 0.09 88.44 11:20:28 5 9.09 0.00 1.92 0.12 0.09 88.77 11:20:28 6 10.36 0.00 1.88 0.06 0.09 87.60 11:20:28 7 8.98 0.01 1.82 0.09 0.09 89.01 11:30:28 all 7.32 0.00 1.94 0.04 0.09 90.61 11:30:28 0 6.71 0.01 2.47 0.04 0.09 90.69 11:30:28 1 7.12 0.00 2.01 0.02 0.09 90.76 11:30:28 2 7.74 0.00 1.94 0.03 0.09 90.21 11:30:28 3 8.21 0.00 1.97 0.02 0.09 89.71 11:30:28 4 7.42 0.00 1.73 0.10 0.08 90.66 11:30:28 5 7.59 0.00 1.92 0.04 0.10 90.35 11:30:28 6 7.05 0.00 1.76 0.02 0.09 91.08 11:30:28 7 6.75 0.00 1.71 0.04 0.09 91.40 Average: all 9.38 0.01 2.04 0.24 0.08 88.24 Average: 0 9.55 0.01 2.30 0.30 0.08 87.76 Average: 1 9.58 0.01 2.10 0.19 0.08 88.03 Average: 2 9.44 0.00 2.07 0.18 0.08 88.23 Average: 3 9.48 0.02 2.20 0.28 0.09 87.94 Average: 4 9.50 0.01 1.97 0.29 0.08 88.16 Average: 5 9.42 0.01 1.97 0.24 0.09 88.27 Average: 6 9.30 0.01 1.86 0.10 0.08 88.65 Average: 7 8.79 0.01 1.86 0.35 0.08 88.90