---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3037 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 846 11735 4 19510 30777 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:08:3f:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.222/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84213sec preferred_lft 84213sec inet6 fe80::f816:3eff:fe08:3fd7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:46:ca:2d:06:0f 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::a846:caff:fe2d:60f/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-3037) 10/19/26 _x86_64_ (8 CPU) 05:57:34 LINUX RESTART (8 CPU) 06:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:06 14.95 0.41 14.52 0.02 17.57 950.92 654.41 06:20:00 595.28 5.91 570.97 18.40 395.29 61883.75 72561.01 06:30:06 92.10 0.09 87.63 4.38 5.18 14632.28 7450.80 Average: 232.24 2.11 222.58 7.55 137.90 25646.78 26646.79 06:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:06 29530428 31633692 727984 2.22 86776 2334164 1566608 4.62 277376 2747696 162368 06:20:00 11068640 27931624 4279544 13.02 540248 15555064 4544340 13.40 4526016 15677896 612 06:30:06 882228 20921356 11228564 34.17 589684 18550268 17582400 51.85 5038808 23257876 13972 Average: 13827099 26828891 5412031 16.47 405569 12146499 7897783 23.29 3280733 13894489 58984 06:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:06 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 06:10:06 ens3 30.49 20.64 371.73 4.12 0.00 0.00 0.00 0.00 06:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:00 lo 2.42 2.42 0.68 0.68 0.00 0.00 0.00 0.00 06:20:00 ens3 450.74 274.14 4680.34 79.52 0.00 0.00 0.00 0.00 06:20:00 docker0 31.95 60.24 2.26 860.44 0.00 0.00 0.00 0.00 06:20:00 vethb5331e6 5.24 7.09 0.34 81.14 0.00 0.00 0.00 0.01 06:30:06 lo 7.92 7.92 36.05 36.05 0.00 0.00 0.00 0.00 06:30:06 ens3 85.02 50.78 1348.58 11.17 0.00 0.00 0.00 0.00 06:30:06 docker0 2.48 2.90 0.15 20.62 0.00 0.00 0.00 0.00 06:30:06 br-9cd1253b3a17 4.57 4.12 35.19 0.94 0.00 0.00 0.00 0.00 06:30:06 veth21b32eb 0.25 0.31 0.03 0.09 0.00 0.00 0.00 0.00 06:30:06 veth4f5e2bf 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:30:06 vethf815179 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:30:06 veth1a43906 241.19 240.09 172.80 150.09 0.00 0.00 0.00 0.01 06:30:06 veth83a2ee4 0.34 0.28 0.05 0.26 0.00 0.00 0.00 0.00 06:30:06 veth19a09b5 128.68 121.02 116.23 76.41 0.00 0.00 0.00 0.01 06:30:06 veth5924c74 114.56 121.97 83.83 97.95 0.00 0.00 0.00 0.01 Average: lo 3.51 3.51 12.38 12.38 0.00 0.00 0.00 0.00 Average: ens3 187.39 114.36 2121.18 31.35 0.00 0.00 0.00 0.00 Average: docker0 11.37 20.83 0.79 290.56 0.00 0.00 0.00 0.00 Average: br-9cd1253b3a17 1.54 1.39 11.86 0.32 0.00 0.00 0.00 0.00 Average: veth21b32eb 0.08 0.10 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth4f5e2bf 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf815179 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1a43906 81.29 80.92 58.24 50.59 0.00 0.00 0.00 0.00 Average: veth83a2ee4 0.11 0.09 0.02 0.09 0.00 0.00 0.00 0.00 Average: veth19a09b5 43.37 40.79 39.18 25.75 0.00 0.00 0.00 0.00 Average: veth5924c74 38.61 41.11 28.25 33.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3037) 10/19/26 _x86_64_ (8 CPU) 05:57:34 LINUX RESTART (8 CPU) 06:00:06 CPU %user %nice %system %iowait %steal %idle 06:10:06 all 0.39 0.00 0.08 0.06 0.00 99.46 06:10:06 0 0.44 0.00 0.13 0.01 0.00 99.43 06:10:06 1 0.18 0.00 0.15 0.31 0.00 99.36 06:10:06 2 0.83 0.00 0.13 0.09 0.00 98.96 06:10:06 3 0.33 0.00 0.11 0.01 0.00 99.55 06:10:06 4 0.05 0.00 0.04 0.00 0.00 99.90 06:10:06 5 0.53 0.00 0.03 0.06 0.00 99.38 06:10:06 6 0.46 0.00 0.05 0.01 0.00 99.48 06:10:06 7 0.33 0.00 0.03 0.00 0.00 99.64 06:20:00 all 40.80 0.00 5.59 1.28 0.02 52.30 06:20:00 0 41.45 0.00 5.11 0.97 0.02 52.45 06:20:00 1 43.60 0.00 5.94 1.47 0.02 48.96 06:20:00 2 38.24 0.00 5.81 1.26 0.02 54.68 06:20:00 3 43.15 0.00 5.77 1.33 0.02 49.72 06:20:00 4 40.00 0.00 5.21 1.48 0.03 53.28 06:20:00 5 39.92 0.00 5.48 1.49 0.03 53.08 06:20:00 6 39.36 0.00 5.77 0.96 0.03 53.89 06:20:00 7 40.67 0.00 5.65 1.30 0.02 52.35 06:30:06 all 14.90 0.03 2.62 0.44 0.01 82.00 06:30:06 0 14.93 0.02 3.01 0.36 0.01 81.66 06:30:06 1 15.24 0.02 2.84 0.46 0.01 81.42 06:30:06 2 14.92 0.03 2.63 0.67 0.01 81.74 06:30:06 3 14.22 0.04 2.64 0.44 0.01 82.64 06:30:06 4 14.60 0.02 2.57 0.72 0.01 82.09 06:30:06 5 15.02 0.03 2.39 0.28 0.01 82.26 06:30:06 6 15.51 0.03 2.46 0.25 0.02 81.73 06:30:06 7 14.73 0.02 2.40 0.38 0.01 82.46 Average: all 18.56 0.01 2.75 0.59 0.01 78.08 Average: 0 18.80 0.01 2.74 0.44 0.01 78.00 Average: 1 19.55 0.01 2.96 0.74 0.01 76.73 Average: 2 17.87 0.01 2.83 0.67 0.01 78.61 Average: 3 19.09 0.02 2.82 0.59 0.01 77.47 Average: 4 18.08 0.01 2.59 0.73 0.01 78.58 Average: 5 18.35 0.01 2.62 0.60 0.01 78.41 Average: 6 18.30 0.01 2.74 0.40 0.01 78.53 Average: 7 18.43 0.01 2.67 0.55 0.01 78.32