---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2550 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 1031 13334 4 17726 30592 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:50:fd:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.223/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83951sec preferred_lft 83951sec inet6 fe80::f816:3eff:fe50:fd51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:cf:de:71:52:c3 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::b8cf:deff:fe71:52c3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2550) 06/25/26 _x86_64_ (8 CPU) 13:31:07 LINUX RESTART (8 CPU) 13:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:05 167.67 0.31 138.47 28.89 15.01 24796.90 466115.23 14:00:01 24.85 0.28 22.34 2.22 23.47 2808.97 18311.96 14:10:01 34.49 0.09 30.41 3.99 2.48 3982.63 22782.60 Average: 76.07 0.22 64.07 11.78 13.63 10592.26 170352.43 13:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:05 469020 20353988 11796856 35.90 598364 18383356 17665952 52.09 5027388 23630676 608 14:00:01 416120 19035048 13022800 39.63 582412 17237044 19448084 57.35 5091096 23624972 5372 14:10:01 264064 18899808 13156356 40.03 584264 17253488 19444964 57.34 5030516 23834900 10332 Average: 383068 19429615 12658671 38.52 588347 17624629 18853000 55.60 5049667 23696849 5437 13:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:05 lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 13:50:05 ens3 63.47 48.86 1091.44 10.38 0.00 0.00 0.00 0.00 13:50:05 docker0 5.45 8.47 0.32 173.46 0.00 0.00 0.00 0.00 13:50:05 br-c1a974975c62 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:50:05 veth72efc2c 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:50:05 veth502980e 69.59 73.83 35.55 36.91 0.00 0.00 0.00 0.00 13:50:05 veth756c52a 0.45 0.42 0.05 0.25 0.00 0.00 0.00 0.00 13:50:05 vethc03ad78 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:50:05 veth14ba4bb 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:50:05 veth77d7011 69.87 65.18 49.24 32.50 0.00 0.00 0.00 0.00 13:50:05 vetha3f8095 1.00 1.76 1.25 13.28 0.00 0.00 0.00 0.00 13:50:05 veth178da17 2.05 1.60 0.28 1.61 0.00 0.00 0.00 0.00 14:00:01 lo 10.85 10.85 13.52 13.52 0.00 0.00 0.00 0.00 14:00:01 ens3 9.88 8.69 27.91 1.47 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 br-c1a974975c62 11.36 14.05 3.22 38.25 0.00 0.00 0.00 0.00 14:00:01 veth72efc2c 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 14:00:01 veth502980e 40.37 43.96 27.36 15.85 0.00 0.00 0.00 0.00 14:00:01 veth756c52a 5.80 5.28 36.94 9.28 0.00 0.00 0.00 0.00 14:00:01 vethc03ad78 11.72 12.16 157.93 37.35 0.00 0.00 0.00 0.01 14:00:01 veth14ba4bb 18.63 21.37 4.03 195.37 0.00 0.00 0.00 0.02 14:00:01 veth77d7011 9.58 9.01 9.48 1.96 0.00 0.00 0.00 0.00 14:00:01 veth178da17 37.59 34.68 15.46 26.26 0.00 0.00 0.00 0.00 14:10:01 lo 19.37 19.37 47.80 47.80 0.00 0.00 0.00 0.00 14:10:01 ens3 16.44 14.67 51.14 2.56 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 br-c1a974975c62 22.56 25.39 11.94 88.06 0.00 0.00 0.00 0.00 14:10:01 veth72efc2c 0.13 0.12 0.02 0.04 0.00 0.00 0.00 0.00 14:10:01 veth502980e 71.56 77.30 50.42 29.09 0.00 0.00 0.00 0.00 14:10:01 veth756c52a 13.92 13.46 81.76 18.41 0.00 0.00 0.00 0.01 14:10:01 vethc03ad78 27.15 27.62 352.91 82.39 0.00 0.00 0.00 0.03 14:10:01 veth14ba4bb 39.20 42.05 14.16 438.57 0.00 0.00 0.00 0.04 14:10:01 veth77d7011 14.97 13.93 17.59 4.54 0.00 0.00 0.00 0.00 14:10:01 veth178da17 67.92 63.19 28.40 48.01 0.00 0.00 0.00 0.00 Average: lo 10.20 10.20 20.41 20.41 0.00 0.00 0.00 0.00 Average: ens3 30.08 24.19 393.21 4.83 0.00 0.00 0.00 0.00 Average: docker0 1.83 2.85 0.11 58.32 0.00 0.00 0.00 0.00 Average: br-c1a974975c62 11.37 13.19 5.05 41.99 0.00 0.00 0.00 0.00 Average: veth72efc2c 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth502980e 60.58 65.11 37.80 27.34 0.00 0.00 0.00 0.00 Average: veth756c52a 6.71 6.37 39.47 9.29 0.00 0.00 0.00 0.00 Average: vethc03ad78 12.93 13.26 169.79 39.80 0.00 0.00 0.00 0.01 Average: veth14ba4bb 19.23 21.11 6.05 210.70 0.00 0.00 0.00 0.02 Average: veth77d7011 31.64 29.54 25.55 13.09 0.00 0.00 0.00 0.00 Average: veth178da17 35.74 33.06 14.67 25.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2550) 06/25/26 _x86_64_ (8 CPU) 13:31:07 LINUX RESTART (8 CPU) 13:40:00 CPU %user %nice %system %iowait %steal %idle 13:50:05 all 10.65 0.02 1.94 0.45 0.07 86.88 13:50:05 0 11.01 0.01 1.85 0.41 0.07 86.66 13:50:05 1 10.55 0.01 2.08 0.33 0.07 86.96 13:50:05 2 10.42 0.03 1.76 0.65 0.07 87.06 13:50:05 3 10.33 0.01 2.10 0.26 0.07 87.24 13:50:05 4 12.51 0.02 2.05 0.39 0.07 84.95 13:50:05 5 9.64 0.02 1.93 0.62 0.06 87.72 13:50:05 6 10.57 0.01 1.83 0.32 0.06 87.21 13:50:05 7 10.16 0.03 1.88 0.66 0.06 87.21 14:00:01 all 5.70 0.01 1.05 0.11 0.08 93.06 14:00:01 0 6.14 0.01 1.16 0.21 0.08 92.41 14:00:01 1 5.87 0.01 0.99 0.04 0.08 93.02 14:00:01 2 5.15 0.01 1.08 0.06 0.08 93.62 14:00:01 3 5.69 0.01 1.16 0.13 0.08 92.93 14:00:01 4 6.27 0.00 1.04 0.06 0.07 92.56 14:00:01 5 5.61 0.01 1.03 0.12 0.07 93.16 14:00:01 6 6.11 0.00 1.03 0.10 0.08 92.68 14:00:01 7 4.74 0.00 0.91 0.16 0.07 94.12 14:10:01 all 7.90 0.01 1.78 0.18 0.09 90.05 14:10:01 0 8.05 0.01 1.96 0.22 0.09 89.68 14:10:01 1 8.54 0.01 1.95 0.10 0.09 89.31 14:10:01 2 8.67 0.01 1.89 0.08 0.09 89.26 14:10:01 3 8.97 0.01 1.76 0.10 0.08 89.08 14:10:01 4 7.27 0.00 1.60 0.16 0.09 90.88 14:10:01 5 7.70 0.01 1.72 0.54 0.08 89.95 14:10:01 6 6.69 0.01 1.77 0.14 0.09 91.30 14:10:01 7 7.32 0.02 1.57 0.11 0.08 90.91 Average: all 8.09 0.01 1.59 0.25 0.08 89.98 Average: 0 8.41 0.01 1.66 0.28 0.08 89.57 Average: 1 8.33 0.01 1.68 0.16 0.08 89.75 Average: 2 8.09 0.02 1.58 0.27 0.08 89.96 Average: 3 8.34 0.01 1.67 0.16 0.08 89.74 Average: 4 8.70 0.01 1.57 0.20 0.08 89.44 Average: 5 7.66 0.01 1.56 0.43 0.07 90.26 Average: 6 7.80 0.01 1.55 0.19 0.08 90.38 Average: 7 7.42 0.01 1.46 0.31 0.07 90.73