---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3135 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 25G 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 854 16229 4 15008 30769 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:85:3d:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.177/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84545sec preferred_lft 84545sec inet6 fe80::f816:3eff:fe85:3d9e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ed:ad:c1:58:44 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::f8ed:adff:fec1:5844/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3135) 10/19/26 _x86_64_ (8 CPU) 08:26:04 LINUX RESTART (8 CPU) 08:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:30 490.53 0.98 475.96 13.59 40.94 57239.97 130795.67 08:50:01 45.75 0.65 41.40 3.70 15.59 6715.59 17242.92 Average: 277.73 0.82 268.05 8.86 28.81 33066.72 76466.65 08:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:30 2050504 21999060 10152612 30.89 589544 18464616 16522256 48.72 4818860 22331704 540 08:50:01 528376 16365024 14734888 44.84 571408 15452636 25507360 75.22 4714768 23858536 20308 Average: 1289440 19182042 12443750 37.87 580476 16958626 21014808 61.97 4766814 23095120 10424 08:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:30 lo 2.16 2.16 0.62 0.62 0.00 0.00 0.00 0.00 08:40:30 ens3 382.44 226.54 3497.15 78.04 0.00 0.00 0.00 0.00 08:40:30 docker0 29.04 54.07 2.07 740.48 0.00 0.00 0.00 0.00 08:40:30 br-402cbac8f4b9 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 08:40:30 veth1a52f68 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:40:30 veth21ea0eb 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:40:30 veth776a38e 0.10 0.17 0.01 0.05 0.00 0.00 0.00 0.00 08:40:30 veth6fc82e4 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:40:30 vethbce6665 15.45 14.49 5.21 4.15 0.00 0.00 0.00 0.00 08:40:30 vethca1c408 9.54 10.20 3.10 2.05 0.00 0.00 0.00 0.00 08:40:30 veth92e59fa 0.13 0.19 0.25 0.05 0.00 0.00 0.00 0.00 08:40:30 vetha759c80 0.43 0.43 0.06 0.58 0.00 0.00 0.00 0.00 08:50:01 lo 62.41 62.41 278.90 278.90 0.00 0.00 0.00 0.00 08:50:01 ens3 11.50 10.10 38.74 1.99 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 br-402cbac8f4b9 49.61 63.47 73.04 246.48 0.00 0.00 0.00 0.00 08:50:01 veth1a52f68 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:50:01 veth21ea0eb 29.38 28.51 265.04 68.18 0.00 0.00 0.00 0.02 08:50:01 veth776a38e 17.70 18.41 68.01 51.57 0.00 0.00 0.00 0.01 08:50:01 veth6fc82e4 65.34 79.68 73.27 508.25 0.00 0.00 0.00 0.04 08:50:01 vethbce6665 141.92 149.45 97.90 78.76 0.00 0.00 0.00 0.01 08:50:01 vethca1c408 109.15 100.57 115.02 63.92 0.00 0.00 0.00 0.01 08:50:01 vetha759c80 50.80 50.82 30.58 38.90 0.00 0.00 0.00 0.00 Average: lo 30.98 30.98 133.77 133.77 0.00 0.00 0.00 0.00 Average: ens3 204.96 122.98 1842.48 41.65 0.00 0.00 0.00 0.00 Average: docker0 15.14 28.20 1.08 386.20 0.00 0.00 0.00 0.00 Average: br-402cbac8f4b9 23.88 30.49 34.95 117.94 0.00 0.00 0.00 0.00 Average: veth1a52f68 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth21ea0eb 14.07 13.70 126.81 32.62 0.00 0.00 0.00 0.01 Average: veth776a38e 8.52 8.90 32.54 24.70 0.00 0.00 0.00 0.00 Average: veth6fc82e4 31.27 38.18 35.06 243.17 0.00 0.00 0.00 0.02 Average: vethbce6665 75.96 79.06 49.56 39.84 0.00 0.00 0.00 0.00 Average: vethca1c408 57.20 53.44 56.65 31.65 0.00 0.00 0.00 0.00 Average: vetha759c80 24.53 24.54 14.66 18.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3135) 10/19/26 _x86_64_ (8 CPU) 08:26:04 LINUX RESTART (8 CPU) 08:30:08 CPU %user %nice %system %iowait %steal %idle 08:40:30 all 37.40 0.02 4.83 1.81 0.02 55.92 08:40:30 0 37.76 0.02 4.88 1.38 0.02 55.93 08:40:30 1 38.87 0.01 5.41 2.67 0.02 53.01 08:40:30 2 36.19 0.02 4.51 2.13 0.02 57.13 08:40:30 3 37.18 0.03 4.73 1.77 0.02 56.27 08:40:30 4 38.99 0.02 4.49 1.40 0.02 55.08 08:40:30 5 38.41 0.02 4.62 1.61 0.02 55.32 08:40:30 6 37.08 0.03 5.14 1.81 0.02 55.92 08:40:30 7 34.69 0.02 4.86 1.72 0.02 58.69 08:50:01 all 20.84 0.01 4.18 0.17 0.01 74.79 08:50:01 0 20.57 0.02 4.98 0.26 0.01 74.16 08:50:01 1 20.38 0.00 4.53 0.13 0.01 74.95 08:50:01 2 20.77 0.00 4.37 0.13 0.01 74.72 08:50:01 3 20.14 0.02 4.12 0.20 0.01 75.50 08:50:01 4 21.48 0.01 4.05 0.20 0.01 74.25 08:50:01 5 20.37 0.01 3.89 0.17 0.02 75.54 08:50:01 6 21.21 0.00 3.72 0.09 0.01 74.96 08:50:01 7 21.79 0.01 3.73 0.18 0.01 74.27 Average: all 29.47 0.02 4.52 1.03 0.02 64.95 Average: 0 29.47 0.02 4.93 0.84 0.02 64.72 Average: 1 30.01 0.01 4.99 1.45 0.02 63.52 Average: 2 28.81 0.01 4.44 1.18 0.02 65.54 Average: 3 29.03 0.02 4.44 1.02 0.02 65.47 Average: 4 30.62 0.02 4.28 0.83 0.02 64.24 Average: 5 29.79 0.01 4.27 0.92 0.02 64.99 Average: 6 29.50 0.02 4.47 0.99 0.02 65.01 Average: 7 28.53 0.02 4.32 0.98 0.02 66.13