---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1856 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 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 895 14418 4 16778 30727 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:70:b7:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.242/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83588sec preferred_lft 83588sec inet6 fe80::f816:3eff:fe70:b74b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:46:83:b4:51:0b 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::c46:83ff:feb4:510b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1856) 10/15/26 _x86_64_ (8 CPU) 06:31:54 LINUX RESTART (8 CPU) 06:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:00 194.65 0.55 184.55 9.55 24.08 41569.58 65108.77 07:00:23 54.08 0.31 27.95 25.83 9.55 4191.50 438962.12 07:10:01 9.42 0.07 8.94 0.40 1.66 1434.88 477.76 Average: 86.60 0.31 74.04 12.25 11.86 15764.81 173708.31 06:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:00 1325104 21723988 10423596 31.72 590132 18905840 16892116 49.81 5114892 22750156 748 07:00:23 421908 18503424 13357596 40.65 572312 16905488 21662320 63.88 4985592 23700312 12576 07:10:01 331876 18134720 13720764 41.75 572200 16636220 21995860 64.86 4954996 23821964 12732 Average: 692963 19454044 12500652 38.04 578215 17482516 20183432 59.52 5018493 23424144 8685 06:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:00 lo 2.28 2.28 0.65 0.65 0.00 0.00 0.00 0.00 06:50:00 ens3 170.47 85.78 2460.70 22.71 0.00 0.00 0.00 0.00 06:50:00 docker0 14.31 31.42 1.28 600.97 0.00 0.00 0.00 0.00 06:50:00 br-72186779b580 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 06:50:00 veth7aea4fc 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:00 veth9b66c7e 30.10 30.42 9.58 9.08 0.00 0.00 0.00 0.00 06:50:00 veth3dfa56b 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 06:50:00 veth892818a 0.36 0.35 0.04 0.17 0.00 0.00 0.00 0.00 06:50:00 vethb2ba99e 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:00 vetha589ff5 25.29 24.89 10.44 6.00 0.00 0.00 0.00 0.00 06:50:00 vethd1a5b79 0.32 0.46 0.48 2.39 0.00 0.00 0.00 0.00 06:50:00 vethd38d4ab 1.42 1.16 0.19 1.24 0.00 0.00 0.00 0.00 07:00:23 lo 19.94 19.94 69.55 69.55 0.00 0.00 0.00 0.00 07:00:23 ens3 9.74 9.00 27.11 2.02 0.00 0.00 0.00 0.00 07:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:23 br-72186779b580 19.63 24.80 14.27 82.66 0.00 0.00 0.00 0.00 07:00:23 veth7aea4fc 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 07:00:23 veth9b66c7e 85.20 91.23 61.38 49.59 0.00 0.00 0.00 0.01 07:00:23 veth3dfa56b 28.64 33.92 13.84 250.42 0.00 0.00 0.00 0.02 07:00:23 veth892818a 8.64 8.67 44.61 17.80 0.00 0.00 0.00 0.00 07:00:23 vethb2ba99e 15.89 15.64 169.27 44.92 0.00 0.00 0.00 0.01 07:00:23 vetha589ff5 64.18 58.57 62.11 36.56 0.00 0.00 0.00 0.01 07:00:23 vethd38d4ab 33.09 32.23 17.29 27.45 0.00 0.00 0.00 0.00 07:10:01 lo 33.35 33.35 162.35 162.35 0.00 0.00 0.00 0.00 07:10:01 ens3 1.50 1.05 0.49 0.79 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 br-72186779b580 27.65 30.98 32.26 131.90 0.00 0.00 0.00 0.00 07:10:01 veth7aea4fc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 veth9b66c7e 51.42 55.91 44.33 22.01 0.00 0.00 0.00 0.00 07:10:01 veth3dfa56b 31.28 34.64 32.70 150.69 0.00 0.00 0.00 0.01 07:10:01 veth892818a 6.56 7.37 5.49 19.63 0.00 0.00 0.00 0.00 07:10:01 vethb2ba99e 7.98 7.03 20.16 5.07 0.00 0.00 0.00 0.00 07:10:01 vetha589ff5 37.68 34.62 29.15 24.50 0.00 0.00 0.00 0.00 07:10:01 vethd38d4ab 23.27 21.96 12.79 21.98 0.00 0.00 0.00 0.00 Average: lo 18.36 18.36 76.36 76.36 0.00 0.00 0.00 0.00 Average: ens3 60.67 32.04 829.65 8.52 0.00 0.00 0.00 0.00 Average: docker0 4.77 10.47 0.42 200.30 0.00 0.00 0.00 0.00 Average: br-72186779b580 15.76 18.60 15.29 70.91 0.00 0.00 0.00 0.00 Average: veth7aea4fc 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth9b66c7e 56.00 59.63 38.64 27.24 0.00 0.00 0.00 0.00 Average: veth3dfa56b 19.95 22.88 15.28 134.97 0.00 0.00 0.00 0.01 Average: veth892818a 5.21 5.48 17.21 12.52 0.00 0.00 0.00 0.00 Average: vethb2ba99e 8.07 7.71 65.03 17.17 0.00 0.00 0.00 0.01 Average: vetha589ff5 42.72 39.66 34.31 22.51 0.00 0.00 0.00 0.00 Average: vethd38d4ab 19.39 18.58 10.15 16.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1856) 10/15/26 _x86_64_ (8 CPU) 06:31:54 LINUX RESTART (8 CPU) 06:40:00 CPU %user %nice %system %iowait %steal %idle 06:50:00 all 18.23 0.02 3.17 1.08 0.05 77.45 06:50:00 0 17.52 0.01 3.92 1.79 0.04 76.71 06:50:00 1 17.31 0.03 3.17 0.92 0.04 78.54 06:50:00 2 17.34 0.02 2.85 0.82 0.05 78.92 06:50:00 3 17.96 0.02 3.00 1.57 0.05 77.39 06:50:00 4 18.51 0.03 3.34 0.82 0.05 77.26 06:50:00 5 19.11 0.02 3.12 0.72 0.05 76.98 06:50:00 6 17.97 0.04 2.80 0.90 0.05 78.25 06:50:00 7 20.09 0.03 3.19 1.11 0.04 75.54 07:00:23 all 10.41 0.01 2.41 0.26 0.12 86.80 07:00:23 0 9.55 0.00 3.24 0.18 0.12 86.92 07:00:23 1 11.69 0.00 2.55 0.36 0.12 85.28 07:00:23 2 10.60 0.01 2.29 0.22 0.11 86.77 07:00:23 3 10.27 0.00 2.32 0.25 0.12 87.03 07:00:23 4 10.34 0.00 2.37 0.21 0.12 86.96 07:00:23 5 9.85 0.02 2.27 0.29 0.12 87.45 07:00:23 6 10.65 0.01 2.13 0.33 0.12 86.76 07:00:23 7 10.34 0.00 2.09 0.20 0.12 87.24 07:10:01 all 8.63 0.00 2.59 0.04 0.15 88.59 07:10:01 0 8.35 0.00 3.62 0.06 0.15 87.82 07:10:01 1 9.01 0.00 2.96 0.04 0.15 87.85 07:10:01 2 8.47 0.00 2.49 0.02 0.14 88.89 07:10:01 3 9.07 0.00 2.60 0.06 0.15 88.12 07:10:01 4 8.75 0.00 2.32 0.06 0.15 88.72 07:10:01 5 7.97 0.00 2.29 0.02 0.15 89.57 07:10:01 6 8.72 0.00 2.21 0.02 0.14 88.91 07:10:01 7 8.75 0.00 2.20 0.02 0.14 88.89 Average: all 12.45 0.01 2.72 0.46 0.10 84.26 Average: 0 11.80 0.01 3.59 0.68 0.10 83.82 Average: 1 12.70 0.01 2.89 0.44 0.10 83.86 Average: 2 12.16 0.01 2.54 0.36 0.10 84.83 Average: 3 12.45 0.01 2.64 0.63 0.11 84.17 Average: 4 12.56 0.01 2.68 0.36 0.11 84.29 Average: 5 12.34 0.01 2.56 0.35 0.10 84.63 Average: 6 12.47 0.02 2.38 0.42 0.10 84.61 Average: 7 13.08 0.01 2.49 0.45 0.10 83.87