---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17401 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 873 15304 4 15914 30750 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:c0:bc:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.76/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83615sec preferred_lft 83615sec inet6 fe80::f816:3eff:fec0:bc06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:11:2c:92:95:b1 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::b011:2cff:fe92:95b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17401) 09/02/26 _x86_64_ (8 CPU) 14:29:58 LINUX RESTART (8 CPU) 14:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:05 541.72 19.38 507.69 14.65 1884.20 66103.78 51531.11 14:50:04 138.21 0.16 131.82 6.22 15.09 30075.60 32746.58 15:00:01 28.99 0.41 26.62 1.95 23.10 4561.59 7190.24 15:10:05 9.73 0.06 9.27 0.39 1.03 1490.21 107.89 Average: 180.26 5.03 169.41 5.82 483.41 25619.23 22927.88 14:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:05 13082876 26315644 5910288 17.98 519740 12072052 6151428 18.14 3064700 15269712 4960 14:50:04 249664 20077084 12073020 36.74 577484 18350760 18279184 53.90 4835504 24101684 668 15:00:01 351332 17289004 14608104 44.45 568380 15755056 22378528 65.99 4779892 24027140 12684 15:10:05 315964 16977668 14924620 45.42 568648 15476328 22641108 66.77 4763724 24089104 12940 Average: 3499959 20164850 11879008 36.15 558563 15413549 17362562 51.20 4360955 21871910 7813 14:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:05 lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 14:40:05 ens3 509.22 324.55 4424.70 92.36 0.00 0.00 0.00 0.00 14:40:05 docker0 23.19 40.32 1.37 503.04 0.00 0.00 0.00 0.00 14:40:05 veth9fb71bf 4.27 12.18 0.31 172.25 0.00 0.00 0.00 0.01 14:50:04 lo 0.47 0.47 0.03 0.03 0.00 0.00 0.00 0.00 14:50:04 ens3 112.14 62.26 1757.56 13.06 0.00 0.00 0.00 0.00 14:50:04 docker0 12.00 25.00 0.75 361.59 0.00 0.00 0.00 0.00 14:50:04 br-772e2e2cd832 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 14:50:04 veth2120444 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:04 veth05c24c8 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:04 veth18801c2 62.32 66.33 27.12 33.32 0.00 0.00 0.00 0.00 14:50:04 vethd0fbd99 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:50:04 vethffdbbfd 0.46 0.42 0.05 0.25 0.00 0.00 0.00 0.00 14:50:04 veth2f5d737 62.14 57.81 45.39 23.84 0.00 0.00 0.00 0.00 14:50:04 vethd2aac6d 0.94 1.70 1.04 13.04 0.00 0.00 0.00 0.00 14:50:04 veth2c34b2a 1.98 1.56 0.27 1.59 0.00 0.00 0.00 0.00 15:00:01 lo 25.34 25.34 97.14 97.14 0.00 0.00 0.00 0.00 15:00:01 ens3 7.96 6.80 12.61 1.82 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 br-772e2e2cd832 20.16 23.35 17.90 91.63 0.00 0.00 0.00 0.00 15:00:01 veth2120444 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 15:00:01 veth05c24c8 17.22 17.16 178.61 47.47 0.00 0.00 0.00 0.01 15:00:01 veth18801c2 82.41 89.19 61.86 32.13 0.00 0.00 0.00 0.01 15:00:01 vethd0fbd99 29.67 32.97 17.49 268.48 0.00 0.00 0.00 0.02 15:00:01 vethffdbbfd 10.25 10.04 47.23 21.67 0.00 0.00 0.00 0.00 15:00:01 veth2f5d737 44.52 41.75 34.70 23.25 0.00 0.00 0.00 0.00 15:00:01 veth2c34b2a 50.09 46.28 20.79 40.97 0.00 0.00 0.00 0.00 15:10:05 lo 34.55 34.55 166.58 166.58 0.00 0.00 0.00 0.00 15:10:05 ens3 1.24 0.90 0.35 1.46 0.00 0.00 0.00 0.00 15:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:05 br-772e2e2cd832 20.16 23.83 33.84 133.61 0.00 0.00 0.00 0.00 15:10:05 veth2120444 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:05 veth05c24c8 8.39 7.40 25.15 5.28 0.00 0.00 0.00 0.00 15:10:05 veth18801c2 62.04 68.32 53.70 22.73 0.00 0.00 0.00 0.00 15:10:05 vethd0fbd99 24.07 27.68 34.24 157.38 0.00 0.00 0.00 0.01 15:10:05 vethffdbbfd 6.85 7.72 5.69 24.72 0.00 0.00 0.00 0.00 15:10:05 veth2f5d737 41.32 38.52 33.91 24.11 0.00 0.00 0.00 0.00 15:10:05 veth2c34b2a 32.16 28.86 13.77 31.73 0.00 0.00 0.00 0.00 Average: lo 15.33 15.33 65.97 65.97 0.00 0.00 0.00 0.00 Average: ens3 158.24 99.02 1553.47 27.29 0.00 0.00 0.00 0.00 Average: docker0 8.82 16.36 0.53 216.56 0.00 0.00 0.00 0.00 Average: br-772e2e2cd832 10.14 11.85 12.94 56.30 0.00 0.00 0.00 0.00 Average: veth2120444 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth05c24c8 6.39 6.15 50.69 13.12 0.00 0.00 0.00 0.00 Average: veth18801c2 51.58 55.84 35.60 21.99 0.00 0.00 0.00 0.00 Average: vethd0fbd99 13.42 15.16 12.94 106.21 0.00 0.00 0.00 0.01 Average: vethffdbbfd 4.38 4.54 13.18 11.65 0.00 0.00 0.00 0.00 Average: veth2f5d737 36.92 34.45 28.44 17.77 0.00 0.00 0.00 0.00 Average: veth2c34b2a 21.01 19.13 8.69 18.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17401) 09/02/26 _x86_64_ (8 CPU) 14:29:58 LINUX RESTART (8 CPU) 14:30:00 CPU %user %nice %system %iowait %steal %idle 14:40:05 all 32.57 0.00 4.31 1.41 0.09 61.61 14:40:05 0 29.66 0.00 4.89 1.76 0.09 63.61 14:40:05 1 32.69 0.00 4.94 1.80 0.09 60.48 14:40:05 2 29.29 0.00 4.22 1.13 0.08 65.27 14:40:05 3 31.49 0.00 3.86 1.35 0.09 63.22 14:40:05 4 34.79 0.00 4.02 1.32 0.08 59.79 14:40:05 5 37.09 0.03 4.89 1.67 0.09 56.23 14:40:05 6 31.92 0.00 3.57 0.90 0.09 63.51 14:40:05 7 33.61 0.00 4.12 1.39 0.08 60.79 14:50:04 all 11.41 0.02 2.46 0.81 0.05 85.24 14:50:04 0 11.56 0.02 2.90 1.60 0.05 83.87 14:50:04 1 10.61 0.03 2.76 0.56 0.06 85.99 14:50:04 2 11.67 0.02 2.60 0.90 0.05 84.77 14:50:04 3 11.42 0.02 2.40 0.68 0.06 85.42 14:50:04 4 11.84 0.02 2.27 0.55 0.06 85.27 14:50:04 5 9.97 0.03 2.21 0.57 0.05 87.17 14:50:04 6 12.44 0.04 2.13 0.52 0.05 84.83 14:50:04 7 11.76 0.02 2.44 1.09 0.05 84.65 15:00:01 all 10.39 0.01 2.56 0.13 0.07 86.85 15:00:01 0 9.30 0.01 3.63 0.12 0.07 86.87 15:00:01 1 10.12 0.00 2.73 0.08 0.07 86.99 15:00:01 2 10.48 0.01 2.76 0.16 0.07 86.53 15:00:01 3 10.60 0.01 2.45 0.20 0.07 86.67 15:00:01 4 10.46 0.01 2.22 0.16 0.07 87.08 15:00:01 5 10.12 0.01 2.12 0.05 0.06 87.64 15:00:01 6 10.55 0.00 2.21 0.16 0.07 87.01 15:00:01 7 11.51 0.01 2.35 0.09 0.06 85.98 15:10:05 all 8.63 0.00 2.48 0.03 0.05 88.81 15:10:05 0 7.59 0.00 3.58 0.02 0.05 88.76 15:10:05 1 9.15 0.00 2.82 0.04 0.05 87.93 15:10:05 2 8.49 0.00 2.35 0.05 0.05 89.05 15:10:05 3 8.96 0.00 2.15 0.02 0.05 88.81 15:10:05 4 8.64 0.00 2.35 0.02 0.05 88.94 15:10:05 5 8.65 0.00 2.33 0.06 0.04 88.92 15:10:05 6 8.67 0.00 2.17 0.03 0.05 89.08 15:10:05 7 8.87 0.00 2.09 0.03 0.05 88.96 Average: all 15.78 0.01 2.96 0.60 0.06 80.60 Average: 0 14.52 0.01 3.75 0.87 0.07 80.79 Average: 1 15.66 0.01 3.32 0.62 0.07 80.33 Average: 2 15.01 0.01 2.99 0.56 0.06 81.37 Average: 3 15.65 0.01 2.72 0.56 0.06 81.00 Average: 4 16.47 0.01 2.72 0.51 0.06 80.23 Average: 5 16.50 0.02 2.89 0.59 0.06 79.95 Average: 6 15.93 0.01 2.53 0.40 0.06 81.07 Average: 7 16.48 0.01 2.75 0.65 0.06 80.05