---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3153 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 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 991 16324 4 14776 30632 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:2a:79:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.199/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84755sec preferred_lft 84755sec inet6 fe80::f816:3eff:fe2a:7957/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:5b:65:2e:b1:1c 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::b05b:65ff:fe2e:b11c/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-3153) 10/19/26 _x86_64_ (8 CPU) 09:04:56 LINUX RESTART (8 CPU) 09:10:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:21 395.76 0.82 379.36 15.59 39.45 55323.31 81989.51 09:30:05 48.64 0.46 42.26 5.91 15.18 7009.97 26379.33 Average: 224.48 0.64 213.02 10.82 27.48 31483.37 54548.98 09:10:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:21 1807820 21757748 10394264 31.63 588340 18466744 16655096 49.11 4996864 22389548 1412 09:30:05 4752364 20051016 12042760 36.65 568468 13952496 18244596 53.80 4727424 19722916 52956 Average: 3280092 20904382 11218512 34.14 578404 16209620 17449846 51.46 4862144 21056232 27184 09:10:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:21 lo 2.26 2.26 0.65 0.65 0.00 0.00 0.00 0.00 09:20:21 ens3 405.87 239.95 3500.39 86.75 0.00 0.00 0.00 0.00 09:20:21 docker0 28.86 54.38 2.09 768.32 0.00 0.00 0.00 0.00 09:20:21 br-e02b58016fc1 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 09:20:21 vethb621c6b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:21 vethdf80d53 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:21 veth9885402 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:20:21 vetha759584 18.38 17.88 5.74 5.03 0.00 0.00 0.00 0.00 09:20:21 vethabffe1b 0.10 0.16 0.01 0.04 0.00 0.00 0.00 0.00 09:20:21 vetheeaa517 12.73 12.86 4.96 2.53 0.00 0.00 0.00 0.00 09:20:21 veth5a9e4f0 0.18 0.25 0.29 1.07 0.00 0.00 0.00 0.00 09:20:21 vethf2fd27a 0.39 0.41 0.05 0.55 0.00 0.00 0.00 0.00 09:30:05 lo 72.34 72.34 328.27 328.27 0.00 0.00 0.00 0.00 09:30:05 ens3 11.44 10.68 36.39 2.40 0.00 0.00 0.00 0.00 09:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:05 br-e02b58016fc1 63.54 73.47 88.07 279.16 0.00 0.00 0.00 0.00 09:30:05 vethb621c6b 0.12 0.12 0.01 0.04 0.00 0.00 0.00 0.00 09:30:05 vethdf80d53 35.97 34.27 310.36 76.24 0.00 0.00 0.00 0.03 09:30:05 veth9885402 82.75 93.48 88.63 585.69 0.00 0.00 0.00 0.05 09:30:05 vetha759584 146.81 154.31 102.23 79.31 0.00 0.00 0.00 0.01 09:30:05 vethabffe1b 21.28 22.71 76.05 68.87 0.00 0.00 0.00 0.01 09:30:05 vetheeaa517 113.24 104.67 130.74 68.88 0.00 0.00 0.00 0.01 09:30:05 vethf2fd27a 53.21 53.16 31.14 38.69 0.00 0.00 0.00 0.00 Average: lo 36.84 36.84 162.31 162.31 0.00 0.00 0.00 0.00 Average: ens3 211.24 126.82 1791.10 45.13 0.00 0.00 0.00 0.00 Average: docker0 14.62 27.55 1.06 389.20 0.00 0.00 0.00 0.00 Average: br-e02b58016fc1 31.49 36.38 43.46 137.76 0.00 0.00 0.00 0.00 Average: vethb621c6b 0.08 0.12 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethdf80d53 17.76 16.97 153.15 37.63 0.00 0.00 0.00 0.01 Average: veth9885402 40.85 46.18 43.74 289.01 0.00 0.00 0.00 0.02 Average: vetha759584 81.76 85.20 53.35 41.68 0.00 0.00 0.00 0.00 Average: vethabffe1b 10.55 11.29 37.53 34.00 0.00 0.00 0.00 0.00 Average: vetheeaa517 62.33 58.16 67.02 35.27 0.00 0.00 0.00 0.01 Average: vethf2fd27a 26.45 26.44 15.39 19.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3153) 10/19/26 _x86_64_ (8 CPU) 09:04:56 LINUX RESTART (8 CPU) 09:10:21 CPU %user %nice %system %iowait %steal %idle 09:20:21 all 37.77 0.02 4.78 3.06 0.02 54.35 09:20:21 0 36.78 0.03 4.93 2.45 0.02 55.79 09:20:21 1 36.96 0.01 4.91 3.32 0.02 54.77 09:20:21 2 36.93 0.01 4.83 2.79 0.02 55.41 09:20:21 3 37.21 0.02 4.61 3.09 0.02 55.05 09:20:21 4 38.31 0.04 4.64 3.10 0.02 53.90 09:20:21 5 37.79 0.04 4.48 2.68 0.02 54.99 09:20:21 6 39.17 0.02 4.90 3.83 0.02 52.06 09:20:21 7 39.02 0.02 4.94 3.21 0.02 52.79 09:30:05 all 23.63 0.01 4.98 0.33 0.02 71.03 09:30:05 0 22.91 0.01 6.26 0.45 0.02 70.35 09:30:05 1 23.86 0.01 5.37 0.33 0.02 70.41 09:30:05 2 22.90 0.01 5.04 0.26 0.02 71.78 09:30:05 3 23.76 0.01 4.68 0.37 0.02 71.16 09:30:05 4 23.75 0.00 4.58 0.33 0.02 71.33 09:30:05 5 23.34 0.01 4.59 0.30 0.02 71.74 09:30:05 6 24.37 0.00 4.60 0.38 0.02 70.63 09:30:05 7 24.18 0.01 4.65 0.25 0.02 70.89 Average: all 30.80 0.02 4.88 1.71 0.02 62.57 Average: 0 29.90 0.02 5.59 1.46 0.02 63.01 Average: 1 30.50 0.01 5.14 1.85 0.02 62.48 Average: 2 30.00 0.01 4.93 1.54 0.02 63.49 Average: 3 30.58 0.01 4.65 1.75 0.02 63.00 Average: 4 31.14 0.02 4.61 1.73 0.02 62.48 Average: 5 30.67 0.03 4.53 1.51 0.02 63.24 Average: 6 31.89 0.01 4.75 2.13 0.02 61.19 Average: 7 31.72 0.01 4.80 1.75 0.02 61.69