---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6598 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 25G 131G 16% / 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 835 18357 4 12899 30788 Swap: 1023 1 1022 ---> 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:cf:91:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.244/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84943sec preferred_lft 84943sec inet6 fe80::f816:3eff:fecf:9176/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:bd:62:9d:92:aa 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::54bd:62ff:fe9d:92aa/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6598) 10/30/26 _x86_64_ (8 CPU) 14:27:52 LINUX RESTART (8 CPU) 14:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:03 585.94 1.53 565.06 19.36 279.89 67009.33 69533.27 14:50:23 57.86 1.06 50.96 5.84 35.04 8391.08 25831.58 Average: 317.82 1.29 304.04 12.50 155.57 37247.32 47344.79 14:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:03 774852 19853828 12302812 37.44 575776 17662032 18734784 55.25 4565044 23865976 504 14:50:23 4238660 17635568 14413920 43.86 559788 12186396 21183672 62.47 4202972 20847052 43996 Average: 2506756 18744698 13358366 40.65 567782 14924214 19959228 58.86 4384008 22356514 22250 14:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:03 lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 14:40:03 ens3 458.08 268.97 4775.51 74.61 0.00 0.00 0.00 0.00 14:40:03 docker0 30.67 57.29 1.77 870.36 0.00 0.00 0.00 0.00 14:40:03 br-3cc634602366 0.28 0.26 0.01 0.02 0.00 0.00 0.00 0.00 14:40:03 vetha34d4a1 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:40:03 vetha5dd176 14.25 14.10 5.19 2.93 0.00 0.00 0.00 0.00 14:40:03 veth3d7b437 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:40:03 veth6028147 0.09 0.17 0.01 0.04 0.00 0.00 0.00 0.00 14:40:03 veth841baea 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:40:03 veth547f63f 7.92 7.69 1.53 1.85 0.00 0.00 0.00 0.00 14:40:03 veth425e552 0.13 0.20 0.26 0.05 0.00 0.00 0.00 0.00 14:40:03 vethe2e4a79 0.35 0.36 0.05 0.54 0.00 0.00 0.00 0.00 14:50:23 lo 69.14 69.14 313.41 313.41 0.00 0.00 0.00 0.00 14:50:23 ens3 9.63 8.57 26.10 1.76 0.00 0.00 0.00 0.00 14:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:23 br-3cc634602366 61.47 77.87 84.16 258.78 0.00 0.00 0.00 0.00 14:50:23 vetha34d4a1 35.99 34.73 310.24 76.19 0.00 0.00 0.00 0.03 14:50:23 vetha5dd176 139.08 145.97 100.47 77.68 0.00 0.00 0.00 0.01 14:50:23 veth3d7b437 80.86 97.66 84.95 565.07 0.00 0.00 0.00 0.05 14:50:23 veth6028147 21.30 22.78 75.99 67.09 0.00 0.00 0.00 0.01 14:50:23 veth841baea 0.20 0.18 0.02 0.06 0.00 0.00 0.00 0.00 14:50:23 veth547f63f 100.09 92.09 126.47 62.13 0.00 0.00 0.00 0.01 14:50:23 vethe2e4a79 57.98 57.85 31.96 43.70 0.00 0.00 0.00 0.00 Average: lo 35.50 35.50 159.16 159.16 0.00 0.00 0.00 0.00 Average: ens3 230.39 136.76 2364.11 37.62 0.00 0.00 0.00 0.00 Average: docker0 15.10 28.20 0.87 428.46 0.00 0.00 0.00 0.00 Average: br-3cc634602366 31.35 39.66 42.74 131.40 0.00 0.00 0.00 0.00 Average: vetha34d4a1 18.29 17.70 157.52 38.69 0.00 0.00 0.00 0.01 Average: vetha5dd176 77.63 81.06 53.57 40.89 0.00 0.00 0.00 0.00 Average: veth3d7b437 41.07 49.64 43.13 286.91 0.00 0.00 0.00 0.02 Average: veth6028147 10.86 11.65 38.59 34.08 0.00 0.00 0.00 0.00 Average: veth841baea 0.12 0.15 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth547f63f 54.72 50.54 64.97 32.45 0.00 0.00 0.00 0.01 Average: vethe2e4a79 29.61 29.55 16.25 22.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6598) 10/30/26 _x86_64_ (8 CPU) 14:27:52 LINUX RESTART (8 CPU) 14:30:01 CPU %user %nice %system %iowait %steal %idle 14:40:03 all 29.76 0.03 6.20 1.26 0.02 62.73 14:40:03 0 28.24 0.01 6.79 1.16 0.02 63.78 14:40:03 1 31.03 0.02 5.55 1.11 0.02 62.27 14:40:03 2 30.32 0.03 6.00 0.79 0.02 62.85 14:40:03 3 29.51 0.05 6.23 1.44 0.02 62.75 14:40:03 4 28.04 0.03 6.08 1.55 0.02 64.29 14:40:03 5 28.47 0.02 6.29 1.72 0.02 63.47 14:40:03 6 29.02 0.04 5.93 0.97 0.02 64.02 14:40:03 7 33.44 0.04 6.73 1.36 0.02 58.41 14:50:23 all 23.22 0.01 4.89 0.17 0.02 71.69 14:50:23 0 22.73 0.00 6.13 0.10 0.02 71.02 14:50:23 1 23.24 0.01 5.18 0.14 0.02 71.41 14:50:23 2 23.07 0.01 5.06 0.13 0.02 71.71 14:50:23 3 23.16 0.02 4.76 0.22 0.02 71.81 14:50:23 4 23.74 0.01 4.56 0.26 0.02 71.40 14:50:23 5 23.69 0.00 4.59 0.20 0.02 71.50 14:50:23 6 23.13 0.01 4.47 0.11 0.02 72.27 14:50:23 7 22.98 0.00 4.38 0.22 0.02 72.39 Average: all 26.44 0.02 5.54 0.71 0.02 67.28 Average: 0 25.43 0.01 6.45 0.62 0.02 67.47 Average: 1 27.06 0.02 5.36 0.62 0.02 66.93 Average: 2 26.64 0.02 5.52 0.46 0.02 67.35 Average: 3 26.29 0.03 5.49 0.82 0.02 67.35 Average: 4 25.86 0.02 5.31 0.90 0.02 67.90 Average: 5 26.04 0.01 5.43 0.95 0.02 67.55 Average: 6 26.03 0.02 5.19 0.53 0.02 68.21 Average: 7 28.13 0.02 5.54 0.78 0.02 65.51