---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14285 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 860 14941 4 16290 30764 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:75:f5:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.44/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83776sec preferred_lft 83776sec inet6 fe80::f816:3eff:fe75:f5f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:46:f3:60:8d:24 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::dc46:f3ff:fe60:8d24/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14285) 07/31/26 _x86_64_ (8 CPU) 11:04:54 LINUX RESTART (8 CPU) 11:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:03 319.42 0.51 306.23 12.69 24.21 50208.87 66587.55 11:30:08 28.47 0.32 26.22 1.93 22.95 3562.17 7225.22 11:40:08 11.21 0.54 10.17 0.49 15.27 1758.43 1576.36 Average: 119.55 0.46 114.06 5.03 20.82 18484.16 25100.42 11:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:03 1567804 21081364 11072312 33.69 596740 18025280 17129820 50.51 4781896 22831092 572 11:30:08 263412 17963480 13958588 42.48 581032 16467452 21591616 63.67 4742816 24134408 61668 11:40:08 310708 17597056 14321624 43.58 580816 16064300 21905100 64.60 4732324 24095056 10608 Average: 713975 18880633 13117508 39.92 586196 16852344 20208845 59.59 4752345 23686852 24283 11:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:03 lo 0.72 0.72 0.06 0.06 0.00 0.00 0.00 0.00 11:20:03 ens3 324.94 209.55 2511.88 68.71 0.00 0.00 0.00 0.00 11:20:03 docker0 23.94 39.37 1.40 753.55 0.00 0.00 0.00 0.00 11:20:03 br-e43d6b7c5a12 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 11:20:03 vethff2309d 0.29 0.34 0.03 0.12 0.00 0.00 0.00 0.00 11:20:03 veth3d30d59 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:20:03 veth15b8333 7.66 7.68 4.85 1.42 0.00 0.00 0.00 0.00 11:20:03 veth7cfe6b8 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:20:03 vethb210031 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:20:03 vethd73f2aa 2.07 1.98 0.33 1.05 0.00 0.00 0.00 0.00 11:20:03 veth246d823 0.04 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:20:03 veth3fdaba5 0.92 0.80 0.12 0.89 0.00 0.00 0.00 0.00 11:30:08 lo 14.88 14.88 38.86 38.86 0.00 0.00 0.00 0.00 11:30:08 ens3 14.21 10.33 29.80 3.50 0.00 0.00 0.00 0.00 11:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:08 br-e43d6b7c5a12 15.52 17.28 7.20 59.51 0.00 0.00 0.00 0.00 11:30:08 vethff2309d 8.50 8.33 48.09 24.08 0.00 0.00 0.00 0.00 11:30:08 veth3d30d59 15.78 15.98 180.16 48.53 0.00 0.00 0.00 0.01 11:30:08 veth15b8333 111.78 119.89 63.21 55.35 0.00 0.00 0.00 0.01 11:30:08 veth7cfe6b8 24.51 26.30 6.95 238.42 0.00 0.00 0.00 0.02 11:30:08 vethb210031 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:30:08 vethd73f2aa 88.25 82.32 78.29 39.52 0.00 0.00 0.00 0.01 11:30:08 veth3fdaba5 37.65 34.74 15.56 26.38 0.00 0.00 0.00 0.00 11:40:08 lo 35.91 35.91 175.64 175.64 0.00 0.00 0.00 0.00 11:40:08 ens3 2.69 1.66 1.21 2.04 0.00 0.00 0.00 0.00 11:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:08 br-e43d6b7c5a12 28.43 31.02 33.77 143.58 0.00 0.00 0.00 0.00 11:40:08 vethff2309d 8.43 9.69 8.08 41.92 0.00 0.00 0.00 0.00 11:40:08 veth3d30d59 10.59 9.45 43.17 7.60 0.00 0.00 0.00 0.00 11:40:08 veth15b8333 72.16 79.38 56.18 28.68 0.00 0.00 0.00 0.00 11:40:08 veth7cfe6b8 33.61 36.12 34.26 185.02 0.00 0.00 0.00 0.02 11:40:08 vethb210031 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:08 vethd73f2aa 44.08 40.88 52.18 23.42 0.00 0.00 0.00 0.00 11:40:08 veth3fdaba5 41.55 37.53 18.75 35.38 0.00 0.00 0.00 0.00 Average: lo 17.16 17.16 71.41 71.41 0.00 0.00 0.00 0.00 Average: ens3 113.77 73.74 846.20 24.71 0.00 0.00 0.00 0.00 Average: docker0 7.97 13.10 0.47 250.74 0.00 0.00 0.00 0.00 Average: br-e43d6b7c5a12 14.74 16.18 13.64 67.65 0.00 0.00 0.00 0.00 Average: vethff2309d 5.75 6.12 18.80 22.04 0.00 0.00 0.00 0.00 Average: veth3d30d59 8.82 8.53 74.69 18.78 0.00 0.00 0.00 0.01 Average: veth15b8333 63.97 69.09 41.45 28.54 0.00 0.00 0.00 0.00 Average: veth7cfe6b8 19.39 20.85 13.71 141.34 0.00 0.00 0.00 0.01 Average: vethb210031 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethd73f2aa 44.89 41.82 43.67 21.37 0.00 0.00 0.00 0.00 Average: veth3fdaba5 26.73 24.37 11.48 20.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14285) 07/31/26 _x86_64_ (8 CPU) 11:04:54 LINUX RESTART (8 CPU) 11:10:02 CPU %user %nice %system %iowait %steal %idle 11:20:03 all 25.48 0.02 3.60 0.85 0.08 69.96 11:20:03 0 26.54 0.03 4.01 0.54 0.08 68.81 11:20:03 1 27.29 0.02 3.66 0.70 0.09 68.24 11:20:03 2 20.39 0.02 3.63 0.84 0.08 75.04 11:20:03 3 24.46 0.03 3.43 1.02 0.08 70.98 11:20:03 4 26.68 0.01 3.34 0.99 0.09 68.89 11:20:03 5 25.16 0.02 3.43 0.93 0.08 70.38 11:20:03 6 26.80 0.01 3.65 1.04 0.09 68.41 11:20:03 7 26.55 0.02 3.64 0.75 0.08 68.96 11:30:08 all 9.63 0.01 1.78 0.11 0.09 88.38 11:30:08 0 10.01 0.01 2.31 0.10 0.08 87.49 11:30:08 1 10.62 0.00 1.95 0.13 0.09 87.21 11:30:08 2 10.26 0.00 1.76 0.10 0.09 87.79 11:30:08 3 9.38 0.00 1.60 0.04 0.08 88.90 11:30:08 4 9.29 0.01 1.63 0.12 0.08 88.87 11:30:08 5 9.95 0.01 1.68 0.16 0.08 88.12 11:30:08 6 8.80 0.00 1.53 0.12 0.09 89.45 11:30:08 7 8.77 0.01 1.81 0.11 0.08 89.22 11:40:08 all 7.86 0.00 2.07 0.04 0.10 89.94 11:40:08 0 7.73 0.00 2.63 0.02 0.10 89.52 11:40:08 1 7.38 0.00 2.15 0.03 0.10 90.34 11:40:08 2 8.11 0.00 2.08 0.03 0.10 89.68 11:40:08 3 8.46 0.00 1.99 0.03 0.10 89.41 11:40:08 4 7.68 0.00 1.89 0.09 0.10 90.23 11:40:08 5 7.86 0.00 1.98 0.02 0.10 90.05 11:40:08 6 7.83 0.00 1.84 0.03 0.10 90.20 11:40:08 7 7.81 0.00 1.98 0.03 0.10 90.07 Average: all 14.32 0.01 2.48 0.33 0.09 82.77 Average: 0 14.73 0.01 2.98 0.22 0.09 81.97 Average: 1 15.09 0.01 2.58 0.29 0.09 81.94 Average: 2 12.92 0.01 2.49 0.33 0.09 84.17 Average: 3 14.09 0.01 2.34 0.36 0.09 83.11 Average: 4 14.55 0.01 2.29 0.40 0.09 82.67 Average: 5 14.32 0.01 2.36 0.37 0.09 82.86 Average: 6 14.47 0.01 2.34 0.39 0.09 82.70 Average: 7 14.38 0.01 2.48 0.30 0.09 82.75