---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2648 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: 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 867 18128 4 13096 30752 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:32:00:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.179/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84346sec preferred_lft 84346sec inet6 fe80::f816:3eff:fe32:70/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:57:a9:1f:c1:ac 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::4c57:a9ff:fe1f:c1ac/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-2648) 10/17/26 _x86_64_ (8 CPU) 21:34:41 LINUX RESTART (8 CPU) 21:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:05 299.23 0.80 284.64 13.79 40.50 52961.46 106602.77 22:00:05 62.38 0.77 32.88 28.73 24.69 6082.78 459940.26 Average: 179.89 0.79 157.79 21.32 32.53 29342.02 284628.94 21:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:05 554468 20628092 11522532 35.06 592588 18584500 18788932 55.41 5050392 23588472 252 22:00:05 414704 14340724 16813496 51.16 575168 13520280 27939344 82.39 4605056 24131016 22172 Average: 484586 17484408 14168014 43.11 583878 16052390 23364138 68.90 4827724 23859744 11212 21:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:05 lo 2.27 2.27 0.66 0.66 0.00 0.00 0.00 0.00 21:50:05 ens3 358.57 221.30 3532.75 72.72 0.00 0.00 0.00 0.00 21:50:05 docker0 34.56 60.94 2.39 780.02 0.00 0.00 0.00 0.00 21:50:05 br-40c20a5ebb7c 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 21:50:05 veth3001d65 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:50:05 veth73627cf 0.19 0.24 0.02 0.02 0.00 0.00 0.00 0.00 21:50:05 veth9f466b7 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:50:05 veth8541640 6.67 6.47 4.66 1.31 0.00 0.00 0.00 0.00 21:50:05 veth6bbeac4 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 21:50:05 vethb12b804 0.99 0.92 0.11 0.95 0.00 0.00 0.00 0.00 21:50:05 veth68c3efc 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 21:50:05 veth21bf1ad 0.67 0.61 0.09 0.75 0.00 0.00 0.00 0.00 22:00:05 lo 52.05 52.05 227.13 227.13 0.00 0.00 0.00 0.00 22:00:05 ens3 6.98 6.29 6.37 2.55 0.00 0.00 0.00 0.00 22:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:05 br-40c20a5ebb7c 41.33 46.63 53.74 180.32 0.00 0.00 0.00 0.00 22:00:05 veth3001d65 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 22:00:05 veth73627cf 15.75 16.24 63.13 40.72 0.00 0.00 0.00 0.01 22:00:05 veth9f466b7 26.68 26.13 243.03 63.36 0.00 0.00 0.00 0.02 22:00:05 veth8541640 139.79 146.20 91.17 76.35 0.00 0.00 0.00 0.01 22:00:05 veth6bbeac4 55.84 61.61 53.94 420.43 0.00 0.00 0.00 0.03 22:00:05 vethb12b804 107.80 100.24 102.58 59.31 0.00 0.00 0.00 0.01 22:00:05 veth21bf1ad 48.15 48.16 29.01 36.54 0.00 0.00 0.00 0.00 Average: lo 27.35 27.35 114.76 114.76 0.00 0.00 0.00 0.00 Average: ens3 181.43 112.97 1756.01 37.37 0.00 0.00 0.00 0.00 Average: docker0 17.15 30.24 1.18 387.01 0.00 0.00 0.00 0.00 Average: br-40c20a5ebb7c 20.97 23.62 27.08 90.86 0.00 0.00 0.00 0.00 Average: veth3001d65 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth73627cf 8.03 8.30 31.82 20.52 0.00 0.00 0.00 0.00 Average: veth9f466b7 13.46 13.23 122.45 31.93 0.00 0.00 0.00 0.01 Average: veth8541640 73.74 76.87 48.25 39.12 0.00 0.00 0.00 0.00 Average: veth6bbeac4 28.15 31.10 27.18 211.83 0.00 0.00 0.00 0.02 Average: vethb12b804 54.80 50.96 51.74 30.36 0.00 0.00 0.00 0.00 Average: veth21bf1ad 24.59 24.57 14.66 18.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2648) 10/17/26 _x86_64_ (8 CPU) 21:34:41 LINUX RESTART (8 CPU) 21:40:14 CPU %user %nice %system %iowait %steal %idle 21:50:05 all 31.81 0.03 4.73 1.11 0.02 62.30 21:50:05 0 30.84 0.03 4.71 0.90 0.02 63.51 21:50:05 1 34.45 0.02 4.81 0.71 0.02 59.99 21:50:05 2 33.09 0.02 5.05 1.52 0.02 60.30 21:50:05 3 28.16 0.02 5.09 1.92 0.02 64.79 21:50:05 4 31.61 0.04 4.72 0.86 0.01 62.76 21:50:05 5 31.11 0.02 4.54 1.34 0.02 62.96 21:50:05 6 33.46 0.03 4.46 0.79 0.02 61.25 21:50:05 7 31.75 0.04 4.48 0.83 0.02 62.89 22:00:05 all 20.56 0.01 3.98 0.14 0.02 75.29 22:00:05 0 20.52 0.00 4.68 0.10 0.01 74.68 22:00:05 1 20.84 0.01 4.30 0.22 0.02 74.61 22:00:05 2 19.65 0.00 4.06 0.10 0.02 76.18 22:00:05 3 21.22 0.00 4.00 0.17 0.02 74.58 22:00:05 4 21.02 0.02 4.04 0.12 0.02 74.78 22:00:05 5 20.08 0.01 3.67 0.19 0.02 76.04 22:00:05 6 20.16 0.01 3.45 0.10 0.02 76.26 22:00:05 7 21.01 0.02 3.62 0.14 0.01 75.20 Average: all 26.15 0.02 4.35 0.62 0.02 68.84 Average: 0 25.63 0.01 4.70 0.50 0.02 69.15 Average: 1 27.58 0.01 4.56 0.46 0.02 67.36 Average: 2 26.31 0.01 4.55 0.81 0.02 68.30 Average: 3 24.66 0.01 4.54 1.04 0.02 69.72 Average: 4 26.28 0.03 4.38 0.49 0.02 68.81 Average: 5 25.56 0.01 4.10 0.76 0.02 69.54 Average: 6 26.78 0.02 3.95 0.44 0.02 68.79 Average: 7 26.35 0.03 4.05 0.48 0.02 69.08