---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16764 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 863 13870 4 17358 30756 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:39:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.187/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83546sec preferred_lft 83546sec inet6 fe80::f816:3eff:febf:3928/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:54:1e:db:b1:34 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::f054:1eff:fedb:b134/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16764) 08/31/26 _x86_64_ (8 CPU) 07:39:55 LINUX RESTART (8 CPU) 07:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:00 593.78 13.71 561.27 18.80 1754.53 78304.47 57815.03 08:00:00 116.44 0.41 87.07 28.96 19.04 14314.01 462502.79 08:10:23 24.80 0.70 22.38 1.71 32.36 3908.15 18681.81 08:20:13 9.99 0.06 9.54 0.39 1.13 1378.08 4109.87 Average: 185.45 3.71 169.33 12.41 449.64 24377.20 135259.17 07:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:00 10712068 27850392 4361744 13.27 534852 15837440 4634128 13.67 4220088 16356388 348 08:00:00 786372 20859576 11228336 34.17 583720 18658740 17805056 52.51 4790268 23620832 13392 08:10:23 394616 18814524 13070516 39.77 569092 17236044 20797224 61.33 4630364 24102184 2404 08:20:13 278492 18488136 13409484 40.80 569356 17017580 21116772 62.27 4576520 24273812 12920 Average: 3042887 21503157 10517520 32.00 564255 17187451 16088295 47.44 4554310 22088304 7266 07:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:00 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 07:50:00 ens3 489.45 317.36 4673.01 107.67 0.00 0.00 0.00 0.00 07:50:00 docker0 30.21 55.65 1.76 848.70 0.00 0.00 0.00 0.00 07:50:00 vetha015710 5.59 9.08 0.37 78.95 0.00 0.00 0.00 0.01 08:00:00 lo 1.93 1.93 3.93 3.93 0.00 0.00 0.00 0.00 08:00:00 ens3 68.46 42.32 1225.85 10.83 0.00 0.00 0.00 0.00 08:00:00 docker0 3.92 6.05 0.25 20.87 0.00 0.00 0.00 0.00 08:00:00 br-c160e4aa1b69 1.37 1.65 0.80 3.44 0.00 0.00 0.00 0.00 08:00:00 veth2d1c09c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:00:00 vethd72bca0 76.48 81.27 37.50 38.21 0.00 0.00 0.00 0.00 08:00:00 veth9f570c6 1.28 1.22 5.15 1.66 0.00 0.00 0.00 0.00 08:00:00 vethd6696e8 1.62 1.71 18.32 5.16 0.00 0.00 0.00 0.00 08:00:00 vethc9903ce 1.94 2.34 0.48 21.62 0.00 0.00 0.00 0.00 08:00:00 veth2cf50db 76.95 72.00 52.33 34.31 0.00 0.00 0.00 0.00 08:00:00 veth1e1533a 2.38 1.85 0.32 1.81 0.00 0.00 0.00 0.00 08:10:23 lo 27.31 27.31 111.72 111.72 0.00 0.00 0.00 0.00 08:10:23 ens3 6.95 5.57 9.27 3.06 0.00 0.00 0.00 0.00 08:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:23 br-c160e4aa1b69 19.46 22.59 21.21 99.46 0.00 0.00 0.00 0.00 08:10:23 veth2d1c09c 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:10:23 vethd72bca0 76.70 83.84 54.87 31.50 0.00 0.00 0.00 0.00 08:10:23 veth9f570c6 10.13 10.26 41.11 21.63 0.00 0.00 0.00 0.00 08:10:23 vethd6696e8 16.30 16.04 156.00 41.20 0.00 0.00 0.00 0.01 08:10:23 vethc9903ce 28.24 31.41 20.48 253.57 0.00 0.00 0.00 0.02 08:10:23 veth2cf50db 32.77 30.33 30.41 13.91 0.00 0.00 0.00 0.00 08:10:23 veth1e1533a 56.79 52.25 24.40 43.41 0.00 0.00 0.00 0.00 08:20:13 lo 33.49 33.49 161.86 161.86 0.00 0.00 0.00 0.00 08:20:13 ens3 1.77 1.29 2.97 1.00 0.00 0.00 0.00 0.00 08:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:13 br-c160e4aa1b69 27.60 28.68 34.07 131.99 0.00 0.00 0.00 0.00 08:20:13 veth2d1c09c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:13 vethd72bca0 61.50 67.83 48.77 22.96 0.00 0.00 0.00 0.00 08:20:13 veth9f570c6 6.73 7.60 5.64 24.42 0.00 0.00 0.00 0.00 08:20:13 vethd6696e8 7.95 7.24 24.85 5.24 0.00 0.00 0.00 0.00 08:20:13 vethc9903ce 31.43 32.20 34.48 155.47 0.00 0.00 0.00 0.01 08:20:13 veth2cf50db 41.92 39.05 33.84 24.02 0.00 0.00 0.00 0.00 08:20:13 veth1e1533a 31.07 27.76 13.88 26.87 0.00 0.00 0.00 0.00 Average: lo 15.93 15.93 69.41 69.41 0.00 0.00 0.00 0.00 Average: ens3 140.96 91.19 1470.05 30.50 0.00 0.00 0.00 0.00 Average: docker0 8.49 15.34 0.50 216.22 0.00 0.00 0.00 0.00 Average: br-c160e4aa1b69 12.11 13.25 14.00 58.80 0.00 0.00 0.00 0.00 Average: veth2d1c09c 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethd72bca0 53.86 58.44 35.41 23.25 0.00 0.00 0.00 0.00 Average: veth9f570c6 4.58 4.81 13.27 11.97 0.00 0.00 0.00 0.00 Average: vethd6696e8 6.55 6.34 50.89 13.20 0.00 0.00 0.00 0.00 Average: vethc9903ce 15.46 16.56 13.83 108.83 0.00 0.00 0.00 0.01 Average: veth2cf50db 37.85 35.29 29.14 18.00 0.00 0.00 0.00 0.00 Average: veth1e1533a 22.84 20.73 9.77 18.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16764) 08/31/26 _x86_64_ (8 CPU) 07:39:55 LINUX RESTART (8 CPU) 07:40:00 CPU %user %nice %system %iowait %steal %idle 07:50:00 all 35.73 0.00 5.32 1.28 0.04 57.63 07:50:00 0 34.47 0.00 5.49 1.02 0.04 58.98 07:50:00 1 33.22 0.00 6.19 1.75 0.04 58.79 07:50:00 2 38.54 0.00 4.87 0.82 0.03 55.73 07:50:00 3 33.42 0.00 5.69 1.77 0.04 59.08 07:50:00 4 33.72 0.00 5.17 1.23 0.03 59.84 07:50:00 5 37.90 0.00 5.28 1.42 0.04 55.36 07:50:00 6 35.97 0.00 4.84 1.07 0.04 58.08 07:50:00 7 38.56 0.00 5.06 1.15 0.04 55.20 08:00:00 all 11.20 0.02 2.01 0.71 0.02 86.04 08:00:00 0 10.13 0.04 2.33 0.42 0.03 87.05 08:00:00 1 12.01 0.03 1.99 0.30 0.02 85.65 08:00:00 2 12.71 0.01 2.14 2.59 0.02 82.53 08:00:00 3 10.82 0.03 1.90 0.28 0.02 86.96 08:00:00 4 11.21 0.02 1.98 0.34 0.02 86.43 08:00:00 5 11.29 0.01 1.98 0.96 0.03 85.74 08:00:00 6 10.96 0.03 1.96 0.35 0.03 86.67 08:00:00 7 10.46 0.02 1.77 0.43 0.02 87.29 08:10:23 all 9.58 0.01 2.45 0.14 0.03 87.80 08:10:23 0 9.07 0.00 3.35 0.38 0.03 87.17 08:10:23 1 9.62 0.00 2.72 0.11 0.02 87.52 08:10:23 2 10.13 0.01 2.42 0.09 0.03 87.31 08:10:23 3 10.00 0.01 2.29 0.17 0.02 87.51 08:10:23 4 9.09 0.01 2.17 0.06 0.02 88.65 08:10:23 5 9.38 0.00 2.18 0.05 0.02 88.36 08:10:23 6 8.99 0.01 2.24 0.11 0.03 88.63 08:10:23 7 10.37 0.01 2.19 0.19 0.03 87.22 08:20:13 all 8.05 0.00 2.34 0.04 0.02 89.54 08:20:13 0 7.88 0.00 3.36 0.02 0.02 88.72 08:20:13 1 7.85 0.00 2.55 0.03 0.02 89.54 08:20:13 2 8.87 0.00 2.41 0.07 0.02 88.62 08:20:13 3 8.07 0.00 2.12 0.02 0.02 89.77 08:20:13 4 7.82 0.00 2.02 0.02 0.02 90.12 08:20:13 5 8.18 0.00 2.07 0.08 0.02 89.64 08:20:13 6 8.22 0.00 2.08 0.06 0.02 89.62 08:20:13 7 7.49 0.00 2.11 0.04 0.02 90.34 Average: all 16.10 0.01 3.03 0.54 0.03 80.30 Average: 0 15.32 0.01 3.63 0.46 0.03 80.55 Average: 1 15.62 0.01 3.35 0.54 0.03 80.44 Average: 2 17.53 0.01 2.96 0.89 0.03 78.59 Average: 3 15.55 0.01 2.99 0.56 0.03 80.86 Average: 4 15.43 0.01 2.83 0.41 0.02 81.30 Average: 5 16.66 0.00 2.88 0.63 0.03 79.81 Average: 6 16.00 0.01 2.78 0.40 0.03 80.79 Average: 7 16.70 0.01 2.78 0.45 0.03 80.04