---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3856 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 130G 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 1034 14569 4 16488 30585 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:f3:b0:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.71/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83662sec preferred_lft 83662sec inet6 fe80::f816:3eff:fef3:b036/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:ee:6e:22:f2:67 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::a0ee:6eff:fe22:f267/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3856) 09/21/26 _x86_64_ (8 CPU) 10:03:16 LINUX RESTART (8 CPU) 10:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 186.22 0.46 177.57 8.18 22.16 41990.49 196172.87 10:30:02 28.87 0.35 26.53 1.99 23.23 4285.59 20311.69 10:40:08 10.24 0.08 9.75 0.40 1.37 1523.42 4798.18 Average: 74.47 0.30 70.68 3.50 15.52 15785.53 73064.08 10:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 791608 20805608 11345744 34.52 581772 18547884 17751900 52.35 4776196 23644252 788 10:30:02 406668 17961440 13923164 42.37 562728 16400580 21822260 64.35 4661380 24084608 10544 10:40:08 402212 17717260 14203812 43.22 562084 16128816 22079136 65.11 4560240 24216164 11268 Average: 533496 18828103 13157573 40.04 568861 17025760 20551099 60.60 4665939 23981675 7533 10:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 10:20:01 ens3 235.06 142.07 2285.44 54.86 0.00 0.00 0.00 0.00 10:20:01 docker0 22.08 43.46 1.23 607.79 0.00 0.00 0.00 0.00 10:20:01 br-2424863ae0a7 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 10:20:01 vethe048591 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:01 veth2d0d7f8 29.97 30.15 8.62 7.70 0.00 0.00 0.00 0.00 10:20:01 veth09a4968 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:01 veth66a348f 0.38 0.38 0.04 0.18 0.00 0.00 0.00 0.00 10:20:01 vethd120db3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:20:01 veth58ae46e 24.79 24.53 8.18 4.92 0.00 0.00 0.00 0.00 10:20:01 veth40b980e 0.23 0.35 0.36 1.52 0.00 0.00 0.00 0.00 10:20:01 veth2bf0e46 1.42 1.15 0.19 1.21 0.00 0.00 0.00 0.00 10:30:02 lo 19.18 19.18 66.14 66.14 0.00 0.00 0.00 0.00 10:30:02 ens3 7.38 5.86 12.45 1.51 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 br-2424863ae0a7 13.43 16.41 12.33 65.37 0.00 0.00 0.00 0.00 10:30:02 vethe048591 16.50 16.36 173.21 46.20 0.00 0.00 0.00 0.01 10:30:02 veth2d0d7f8 107.98 116.93 71.96 55.86 0.00 0.00 0.00 0.01 10:30:02 veth09a4968 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 10:30:02 veth66a348f 9.19 8.94 45.88 17.32 0.00 0.00 0.00 0.00 10:30:02 vethd120db3 22.69 25.89 11.76 237.03 0.00 0.00 0.00 0.02 10:30:02 veth58ae46e 75.31 69.68 66.08 39.43 0.00 0.00 0.00 0.01 10:30:02 veth2bf0e46 47.91 44.14 20.44 35.34 0.00 0.00 0.00 0.00 10:40:08 lo 33.16 33.16 164.27 164.27 0.00 0.00 0.00 0.00 10:40:08 ens3 1.04 0.87 0.35 0.55 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 br-2424863ae0a7 28.05 29.14 33.93 132.10 0.00 0.00 0.00 0.00 10:40:08 vethe048591 7.90 6.97 20.38 4.99 0.00 0.00 0.00 0.00 10:40:08 veth2d0d7f8 61.96 67.95 47.98 23.22 0.00 0.00 0.00 0.00 10:40:08 veth09a4968 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 veth66a348f 6.54 7.27 5.40 19.90 0.00 0.00 0.00 0.00 10:40:08 vethd120db3 31.70 32.74 34.42 151.13 0.00 0.00 0.00 0.01 10:40:08 veth58ae46e 41.56 38.90 29.51 23.94 0.00 0.00 0.00 0.00 10:40:08 veth2bf0e46 31.32 28.25 13.85 26.15 0.00 0.00 0.00 0.00 Average: lo 17.74 17.74 77.37 77.37 0.00 0.00 0.00 0.00 Average: ens3 80.30 49.08 757.67 18.78 0.00 0.00 0.00 0.00 Average: docker0 7.28 14.33 0.41 200.36 0.00 0.00 0.00 0.00 Average: br-2424863ae0a7 14.02 15.37 15.54 66.28 0.00 0.00 0.00 0.00 Average: vethe048591 8.18 7.85 64.69 17.11 0.00 0.00 0.00 0.01 Average: veth2d0d7f8 66.78 71.84 43.01 29.00 0.00 0.00 0.00 0.00 Average: veth09a4968 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth66a348f 5.39 5.56 17.15 12.54 0.00 0.00 0.00 0.00 Average: vethd120db3 18.25 19.70 15.51 129.99 0.00 0.00 0.00 0.01 Average: veth58ae46e 47.30 44.44 34.69 22.85 0.00 0.00 0.00 0.00 Average: veth2bf0e46 27.00 24.62 11.55 21.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3856) 09/21/26 _x86_64_ (8 CPU) 10:03:16 LINUX RESTART (8 CPU) 10:10:08 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 18.49 0.03 3.29 0.86 0.01 77.31 10:20:01 0 15.64 0.03 3.33 0.74 0.01 80.25 10:20:01 1 18.23 0.03 3.38 0.57 0.01 77.79 10:20:01 2 17.86 0.04 3.35 0.62 0.01 78.11 10:20:01 3 19.46 0.02 3.22 1.22 0.01 76.07 10:20:01 4 20.01 0.01 3.18 0.95 0.01 75.84 10:20:01 5 21.50 0.03 3.46 1.03 0.01 73.97 10:20:01 6 18.44 0.04 3.18 0.56 0.02 77.76 10:20:01 7 16.83 0.03 3.26 1.19 0.01 78.67 10:30:02 all 10.14 0.01 2.28 0.15 0.01 87.41 10:30:02 0 10.48 0.00 3.05 0.16 0.02 86.29 10:30:02 1 9.49 0.00 2.44 0.32 0.01 87.74 10:30:02 2 10.30 0.01 2.36 0.07 0.01 87.25 10:30:02 3 9.87 0.01 2.22 0.15 0.01 87.74 10:30:02 4 10.37 0.00 2.00 0.19 0.01 87.43 10:30:02 5 10.87 0.03 2.06 0.08 0.01 86.96 10:30:02 6 10.05 0.01 2.03 0.13 0.01 87.78 10:30:02 7 9.67 0.01 2.11 0.09 0.01 88.11 10:40:08 all 8.01 0.00 2.25 0.05 0.01 89.67 10:40:08 0 7.80 0.00 3.05 0.02 0.01 89.11 10:40:08 1 7.71 0.00 2.43 0.03 0.01 89.81 10:40:08 2 7.46 0.00 2.25 0.12 0.01 90.16 10:40:08 3 7.92 0.00 2.04 0.04 0.01 89.97 10:40:08 4 8.23 0.00 2.16 0.03 0.01 89.56 10:40:08 5 8.43 0.00 2.06 0.05 0.01 89.45 10:40:08 6 8.11 0.00 2.03 0.05 0.01 89.79 10:40:08 7 8.45 0.00 2.00 0.02 0.02 89.51 Average: all 12.18 0.01 2.61 0.35 0.01 84.84 Average: 0 11.27 0.01 3.14 0.31 0.01 85.26 Average: 1 11.77 0.01 2.74 0.31 0.01 85.16 Average: 2 11.84 0.02 2.65 0.27 0.01 85.22 Average: 3 12.38 0.01 2.49 0.47 0.01 84.64 Average: 4 12.83 0.00 2.44 0.38 0.01 84.32 Average: 5 13.55 0.02 2.52 0.38 0.01 83.51 Average: 6 12.17 0.01 2.41 0.24 0.01 85.15 Average: 7 11.63 0.01 2.45 0.43 0.01 85.46