---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17412 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: 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 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 26G 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 997 14228 4 16866 30626 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:bf:00:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.254/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83590sec preferred_lft 83590sec inet6 fe80::f816:3eff:febf:6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:d5:df:82:87:f8 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::3cd5:dfff:fe82:87f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17412) 09/02/26 _x86_64_ (8 CPU) 14:30:25 LINUX RESTART (8 CPU) 14:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 147.19 0.29 140.42 6.48 14.44 31393.80 32481.09 15:00:04 28.41 0.35 26.12 1.94 24.00 4448.64 5123.63 15:10:09 10.36 0.06 9.93 0.38 1.01 1548.03 739.52 Average: 61.86 0.23 58.70 2.93 13.14 12435.06 12751.16 14:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 873564 21138540 11012300 33.51 587084 18786528 17342200 51.14 4822004 23500788 612 15:00:04 368864 18262000 13627720 41.47 570252 16714676 21441228 63.23 4651752 24103248 1544 15:10:09 309284 17963400 13898760 42.29 570552 16507156 21752124 64.14 4596780 24259692 11476 Average: 517237 19121313 12846260 39.09 575963 17336120 20178517 59.50 4690179 23954576 4544 14:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 0.51 0.51 0.04 0.04 0.00 0.00 0.00 0.00 14:50:01 ens3 128.72 73.77 1958.50 14.40 0.00 0.00 0.00 0.00 14:50:01 docker0 21.93 44.62 1.27 533.09 0.00 0.00 0.00 0.00 14:50:01 br-538a292b43c6 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 14:50:01 veth4e6069a 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:01 vethfd941df 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:01 veth7e8d545 0.44 0.41 0.05 0.23 0.00 0.00 0.00 0.00 14:50:01 veth24864e8 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:50:01 veth4d24551 53.66 57.28 22.69 29.01 0.00 0.00 0.00 0.00 14:50:01 veth4ae5c62 53.07 49.00 40.08 19.35 0.00 0.00 0.00 0.00 14:50:01 veth4cf8753 0.84 1.53 0.88 12.04 0.00 0.00 0.00 0.00 14:50:01 veth0b80121 1.87 1.48 0.25 1.52 0.00 0.00 0.00 0.00 15:00:04 lo 25.19 25.19 96.40 96.40 0.00 0.00 0.00 0.00 15:00:04 ens3 8.91 7.67 18.37 1.63 0.00 0.00 0.00 0.00 15:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:04 br-538a292b43c6 22.82 27.00 17.81 97.50 0.00 0.00 0.00 0.00 15:00:04 veth4e6069a 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 15:00:04 vethfd941df 17.37 17.12 177.03 47.07 0.00 0.00 0.00 0.01 15:00:04 veth7e8d545 9.94 9.96 46.81 21.46 0.00 0.00 0.00 0.00 15:00:04 veth24864e8 32.52 36.78 17.46 272.79 0.00 0.00 0.00 0.02 15:00:04 veth4d24551 87.50 94.55 59.78 35.86 0.00 0.00 0.00 0.00 15:00:04 veth4ae5c62 51.28 48.11 39.31 26.77 0.00 0.00 0.00 0.00 15:00:04 veth0b80121 48.79 45.02 20.65 35.50 0.00 0.00 0.00 0.00 15:10:09 lo 32.26 32.26 156.25 156.25 0.00 0.00 0.00 0.00 15:10:09 ens3 1.25 0.95 0.35 1.09 0.00 0.00 0.00 0.00 15:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:09 br-538a292b43c6 27.90 28.63 33.14 124.81 0.00 0.00 0.00 0.00 15:10:09 veth4e6069a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:09 vethfd941df 7.91 6.99 24.04 5.07 0.00 0.00 0.00 0.00 15:10:09 veth7e8d545 6.49 7.28 5.46 23.61 0.00 0.00 0.00 0.00 15:10:09 veth24864e8 31.62 32.28 33.66 147.54 0.00 0.00 0.00 0.01 15:10:09 veth4d24551 60.31 66.38 47.31 22.58 0.00 0.00 0.00 0.00 15:10:09 veth4ae5c62 40.80 38.09 32.70 23.45 0.00 0.00 0.00 0.00 15:10:09 veth0b80121 30.52 27.35 13.72 25.93 0.00 0.00 0.00 0.00 Average: lo 19.35 19.35 84.38 84.38 0.00 0.00 0.00 0.00 Average: ens3 46.17 27.39 657.21 5.69 0.00 0.00 0.00 0.00 Average: docker0 7.29 14.83 0.42 177.19 0.00 0.00 0.00 0.00 Average: br-538a292b43c6 17.03 18.66 17.02 74.23 0.00 0.00 0.00 0.00 Average: veth4e6069a 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethfd941df 8.45 8.09 67.04 17.39 0.00 0.00 0.00 0.01 Average: veth7e8d545 5.63 5.89 17.44 15.13 0.00 0.00 0.00 0.00 Average: veth24864e8 21.41 23.09 17.07 140.25 0.00 0.00 0.00 0.01 Average: veth4d24551 67.16 72.74 43.28 29.14 0.00 0.00 0.00 0.00 Average: veth4ae5c62 48.37 45.05 37.36 23.19 0.00 0.00 0.00 0.00 Average: veth0b80121 27.08 24.64 11.55 21.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17412) 09/02/26 _x86_64_ (8 CPU) 14:30:25 LINUX RESTART (8 CPU) 14:40:00 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 11.69 0.03 2.58 0.85 0.07 84.79 14:50:01 0 13.05 0.02 2.68 0.54 0.07 83.65 14:50:01 1 11.46 0.02 2.99 1.00 0.07 84.47 14:50:01 2 10.89 0.02 2.36 0.91 0.07 85.75 14:50:01 3 10.76 0.02 2.61 1.12 0.07 85.42 14:50:01 4 11.61 0.03 2.58 0.96 0.06 84.76 14:50:01 5 12.15 0.03 2.44 0.86 0.07 84.45 14:50:01 6 11.06 0.05 2.40 0.68 0.06 85.75 14:50:01 7 12.53 0.02 2.57 0.72 0.07 84.09 15:00:04 all 10.80 0.01 2.57 0.15 0.07 86.40 15:00:04 0 10.01 0.01 3.44 0.23 0.07 86.25 15:00:04 1 10.67 0.01 2.86 0.16 0.07 86.23 15:00:04 2 11.04 0.00 2.43 0.07 0.07 86.39 15:00:04 3 11.11 0.01 2.48 0.23 0.07 86.10 15:00:04 4 11.37 0.02 2.37 0.19 0.07 85.98 15:00:04 5 10.27 0.00 2.34 0.07 0.07 87.26 15:00:04 6 10.60 0.01 2.29 0.24 0.07 86.79 15:00:04 7 11.30 0.02 2.36 0.04 0.07 86.21 15:10:09 all 8.36 0.00 2.43 0.04 0.05 89.12 15:10:09 0 8.24 0.00 3.45 0.03 0.05 88.22 15:10:09 1 8.15 0.00 2.70 0.07 0.05 89.02 15:10:09 2 8.22 0.00 2.37 0.02 0.05 89.34 15:10:09 3 8.65 0.00 2.33 0.05 0.05 88.92 15:10:09 4 8.02 0.00 2.16 0.03 0.05 89.74 15:10:09 5 8.56 0.00 2.14 0.03 0.05 89.23 15:10:09 6 8.18 0.00 2.07 0.02 0.05 89.69 15:10:09 7 8.84 0.00 2.23 0.05 0.05 88.84 Average: all 10.28 0.01 2.53 0.35 0.06 86.78 Average: 0 10.42 0.01 3.19 0.26 0.06 86.05 Average: 1 10.09 0.01 2.85 0.41 0.06 86.58 Average: 2 10.05 0.01 2.39 0.33 0.06 87.16 Average: 3 10.17 0.01 2.47 0.47 0.06 86.82 Average: 4 10.33 0.02 2.37 0.39 0.06 86.83 Average: 5 10.32 0.01 2.31 0.32 0.06 86.98 Average: 6 9.95 0.02 2.25 0.31 0.06 87.41 Average: 7 10.89 0.01 2.39 0.27 0.06 86.39