---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17514 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 1010 15053 4 16028 30609 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:c3:23:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.160/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83727sec preferred_lft 83727sec inet6 fe80::f816:3eff:fec3:23f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:d2:4d:63:f3:f2 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::a0d2:4dff:fe63:f3f2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17514) 09/03/26 _x86_64_ (8 CPU) 05:04:24 LINUX RESTART (8 CPU) 05:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:29 261.42 0.35 250.31 10.77 23.00 49298.41 88599.54 05:30:10 29.22 0.94 26.16 2.12 39.40 4180.82 29106.28 05:40:27 11.09 0.07 10.55 0.47 1.28 1681.35 4389.84 Average: 102.00 0.44 97.06 4.50 20.87 18670.72 40935.06 05:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:29 247484 20310596 11839212 36.03 580740 18580308 18044368 53.21 4849580 24085300 396 05:30:10 333432 17627972 14287256 43.48 570588 16086988 21995720 64.86 4702420 24110168 19776 05:40:27 430160 17205264 14671452 44.64 570848 15611440 22352412 65.91 4580992 24153848 12620 Average: 337025 18381277 13599307 41.38 574059 16759579 20797500 61.33 4710997 24116439 10931 05:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:29 lo 0.65 0.65 0.05 0.05 0.00 0.00 0.00 0.00 05:20:29 ens3 260.66 169.39 2788.82 57.04 0.00 0.00 0.00 0.00 05:20:29 docker0 30.09 52.92 1.77 742.80 0.00 0.00 0.00 0.00 05:20:29 br-20b2a11e64ea 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 05:20:29 veth9244ff0 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:20:29 vetheb74f56 20.50 20.49 6.29 5.30 0.00 0.00 0.00 0.00 05:20:29 veth4dfc0f4 0.31 0.34 0.03 0.13 0.00 0.00 0.00 0.00 05:20:29 veth673e2fe 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:20:29 veth243a8a5 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 05:20:29 veth5738562 15.09 14.96 5.30 2.76 0.00 0.00 0.00 0.00 05:20:29 veth4166d6d 0.18 0.26 0.30 1.06 0.00 0.00 0.00 0.00 05:20:29 vethc8a2130 1.14 0.94 0.15 1.01 0.00 0.00 0.00 0.00 05:30:10 lo 15.85 15.85 50.20 50.20 0.00 0.00 0.00 0.00 05:30:10 ens3 5.99 5.35 3.77 2.68 0.00 0.00 0.00 0.00 05:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:10 br-20b2a11e64ea 12.25 14.88 9.39 43.71 0.00 0.00 0.00 0.00 05:30:10 veth9244ff0 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 05:30:10 vetheb74f56 114.32 123.58 73.92 58.71 0.00 0.00 0.00 0.01 05:30:10 veth4dfc0f4 8.43 8.13 46.98 16.03 0.00 0.00 0.00 0.00 05:30:10 veth673e2fe 15.21 15.27 177.30 47.32 0.00 0.00 0.00 0.01 05:30:10 veth243a8a5 20.93 23.64 9.17 219.58 0.00 0.00 0.00 0.02 05:30:10 veth5738562 80.14 74.23 67.44 40.27 0.00 0.00 0.00 0.01 05:30:10 vethc8a2130 49.53 45.68 21.14 36.46 0.00 0.00 0.00 0.00 05:40:27 lo 32.84 32.84 161.75 161.75 0.00 0.00 0.00 0.00 05:40:27 ens3 0.94 0.86 0.26 0.52 0.00 0.00 0.00 0.00 05:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:27 br-20b2a11e64ea 26.38 27.87 33.35 129.88 0.00 0.00 0.00 0.00 05:40:27 veth9244ff0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:27 vetheb74f56 62.35 68.59 47.84 23.06 0.00 0.00 0.00 0.00 05:40:27 veth4dfc0f4 6.48 7.26 5.25 20.52 0.00 0.00 0.00 0.00 05:40:27 veth673e2fe 7.80 6.85 20.62 4.83 0.00 0.00 0.00 0.00 05:40:27 veth243a8a5 29.92 31.36 33.41 149.14 0.00 0.00 0.00 0.01 05:40:27 veth5738562 42.78 40.07 30.64 24.24 0.00 0.00 0.00 0.00 05:40:27 vethc8a2130 30.86 27.56 13.58 25.72 0.00 0.00 0.00 0.00 Average: lo 16.46 16.46 71.05 71.05 0.00 0.00 0.00 0.00 Average: ens3 90.86 59.59 949.44 20.43 0.00 0.00 0.00 0.00 Average: docker0 10.23 17.99 0.60 252.54 0.00 0.00 0.00 0.00 Average: br-20b2a11e64ea 12.98 14.32 14.34 58.13 0.00 0.00 0.00 0.00 Average: veth9244ff0 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vetheb74f56 64.77 69.85 42.07 28.44 0.00 0.00 0.00 0.00 Average: veth4dfc0f4 5.01 5.19 16.84 12.15 0.00 0.00 0.00 0.00 Average: veth673e2fe 7.53 7.26 63.79 16.80 0.00 0.00 0.00 0.01 Average: veth243a8a5 16.87 18.26 14.29 120.99 0.00 0.00 0.00 0.01 Average: veth5738562 45.33 42.47 33.81 22.07 0.00 0.00 0.00 0.00 Average: vethc8a2130 26.73 24.31 11.43 20.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17514) 09/03/26 _x86_64_ (8 CPU) 05:04:24 LINUX RESTART (8 CPU) 05:10:12 CPU %user %nice %system %iowait %steal %idle 05:20:29 all 20.65 0.02 3.66 1.21 0.02 74.44 05:20:29 0 19.53 0.02 3.87 0.97 0.02 75.59 05:20:29 1 21.67 0.02 3.45 1.24 0.02 73.60 05:20:29 2 16.48 0.02 3.25 1.47 0.02 78.76 05:20:29 3 21.89 0.01 3.75 0.99 0.02 73.34 05:20:29 4 20.97 0.02 3.97 1.28 0.02 73.73 05:20:29 5 20.55 0.04 3.71 1.32 0.02 74.36 05:20:29 6 23.44 0.02 3.75 1.66 0.02 71.12 05:20:29 7 20.64 0.02 3.49 0.79 0.02 75.04 05:30:10 all 9.81 0.01 2.12 0.13 0.02 87.92 05:30:10 0 10.62 0.01 2.93 0.08 0.02 86.35 05:30:10 1 9.47 0.01 2.50 0.22 0.02 87.78 05:30:10 2 8.84 0.01 2.03 0.18 0.01 88.92 05:30:10 3 9.59 0.01 1.95 0.05 0.02 88.39 05:30:10 4 9.18 0.01 1.85 0.10 0.02 88.84 05:30:10 5 10.65 0.00 1.98 0.07 0.02 87.29 05:30:10 6 9.70 0.01 1.77 0.22 0.02 88.28 05:30:10 7 10.45 0.01 1.93 0.10 0.02 87.50 05:40:27 all 8.29 0.00 2.33 0.05 0.02 89.31 05:40:27 0 8.03 0.00 3.37 0.04 0.02 88.55 05:40:27 1 8.24 0.00 2.53 0.04 0.02 89.17 05:40:27 2 7.94 0.00 2.27 0.04 0.02 89.73 05:40:27 3 8.01 0.00 2.11 0.03 0.02 89.82 05:40:27 4 7.87 0.00 2.14 0.08 0.02 89.89 05:40:27 5 8.96 0.00 2.08 0.07 0.02 88.88 05:40:27 6 9.05 0.00 2.15 0.03 0.02 88.75 05:40:27 7 8.27 0.00 1.99 0.05 0.02 89.67 Average: all 12.98 0.01 2.71 0.47 0.02 83.81 Average: 0 12.75 0.01 3.40 0.36 0.02 83.46 Average: 1 13.20 0.01 2.83 0.50 0.02 83.43 Average: 2 11.13 0.01 2.53 0.57 0.02 85.74 Average: 3 13.24 0.01 2.62 0.36 0.02 83.75 Average: 4 12.75 0.01 2.67 0.50 0.02 84.06 Average: 5 13.44 0.01 2.60 0.49 0.02 83.43 Average: 6 14.15 0.01 2.57 0.65 0.02 82.60 Average: 7 13.18 0.01 2.48 0.31 0.02 84.00