---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1574 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 835 13760 4 17495 30787 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:57:1e:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83582sec preferred_lft 83582sec inet6 fe80::f816:3eff:fe57:1edf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:e0:b5:f8:ce:52 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::60e0:b5ff:fef8:ce52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1574) 10/14/26 _x86_64_ (8 CPU) 08:06:46 LINUX RESTART (8 CPU) 08:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:06 544.15 1.04 527.85 15.25 45.54 63993.49 81667.22 08:30:13 49.44 0.28 46.17 2.99 4.08 3263.11 2144.68 08:40:01 46.09 0.17 19.44 26.48 5.66 3547.45 463145.75 08:50:06 9.44 0.06 8.97 0.42 1.40 1362.45 740.37 Average: 161.98 0.39 150.43 11.16 14.14 18008.13 134681.58 08:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:06 4951516 24554728 7602792 23.14 575552 18153676 12242836 36.10 4829656 19447472 608 08:30:13 273916 20119572 11902424 36.22 580328 18485284 19197380 56.61 5048340 23816776 12512 08:40:01 364684 18946940 12972304 39.47 572248 17348620 20775272 61.26 4944700 23819336 11736 08:50:06 418060 18631916 13287152 40.43 571884 16986832 21098724 62.22 4889004 23808536 368 Average: 1502044 20563289 11441168 34.82 575003 17743603 18328553 54.05 4927925 22723030 6306 08:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:06 lo 2.22 2.22 0.65 0.65 0.00 0.00 0.00 0.00 08:20:06 ens3 421.42 252.26 4541.10 80.91 0.00 0.00 0.00 0.00 08:20:06 docker0 30.56 53.71 2.17 764.94 0.00 0.00 0.00 0.00 08:20:06 br-06cf5ddb34b6 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 08:20:06 veth4259c51 1.01 1.09 0.83 0.10 0.00 0.00 0.00 0.00 08:20:06 veth8631370 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 08:20:06 vethd2b7e28 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:20:06 vethc3fed01 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:06 veth139bbf8 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:20:06 veth541ca38 0.97 0.96 0.09 0.83 0.00 0.00 0.00 0.00 08:30:13 lo 5.34 5.34 14.72 14.72 0.00 0.00 0.00 0.00 08:30:13 ens3 8.28 7.00 3.74 4.46 0.00 0.00 0.00 0.00 08:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:13 br-06cf5ddb34b6 4.03 4.78 2.58 12.69 0.00 0.00 0.00 0.00 08:30:13 veth4259c51 80.44 85.06 45.43 42.78 0.00 0.00 0.00 0.00 08:30:13 veth8631370 6.27 7.09 1.77 63.48 0.00 0.00 0.00 0.01 08:30:13 vethd2b7e28 2.67 2.43 12.99 4.27 0.00 0.00 0.00 0.00 08:30:13 vethc3fed01 4.22 4.35 51.13 13.08 0.00 0.00 0.00 0.00 08:30:13 veth139bbf8 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:30:13 veth69f17bd 75.79 70.88 56.35 37.13 0.00 0.00 0.00 0.00 08:30:13 veth13980c4 9.63 9.00 4.17 8.09 0.00 0.00 0.00 0.00 08:40:01 lo 32.69 32.69 141.52 141.52 0.00 0.00 0.00 0.00 08:40:01 ens3 4.24 3.62 4.26 1.15 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 br-06cf5ddb34b6 20.87 24.64 25.23 121.05 0.00 0.00 0.00 0.00 08:40:01 veth4259c51 50.88 54.83 40.65 21.96 0.00 0.00 0.00 0.00 08:40:01 veth8631370 29.52 33.34 25.90 258.79 0.00 0.00 0.00 0.02 08:40:01 vethd2b7e28 10.33 10.65 36.63 27.41 0.00 0.00 0.00 0.00 08:40:01 vethc3fed01 16.16 15.78 139.55 36.66 0.00 0.00 0.00 0.01 08:40:01 veth139bbf8 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:40:01 veth69f17bd 29.49 26.63 34.47 14.61 0.00 0.00 0.00 0.00 08:40:01 veth13980c4 30.97 29.91 14.98 28.28 0.00 0.00 0.00 0.00 08:50:06 lo 29.83 29.83 143.12 143.12 0.00 0.00 0.00 0.00 08:50:06 ens3 2.25 2.27 3.86 1.84 0.00 0.00 0.00 0.00 08:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:06 br-06cf5ddb34b6 25.75 25.77 31.79 116.31 0.00 0.00 0.00 0.00 08:50:06 veth4259c51 51.65 56.11 43.73 19.96 0.00 0.00 0.00 0.00 08:50:06 veth8631370 29.16 29.28 32.06 140.96 0.00 0.00 0.00 0.01 08:50:06 vethd2b7e28 6.31 7.15 5.31 25.83 0.00 0.00 0.00 0.00 08:50:06 vethc3fed01 7.71 6.71 25.91 4.93 0.00 0.00 0.00 0.00 08:50:06 veth139bbf8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:06 veth69f17bd 40.14 37.03 34.32 25.00 0.00 0.00 0.00 0.00 08:50:06 veth13980c4 20.98 19.71 11.92 20.74 0.00 0.00 0.00 0.00 Average: lo 17.44 17.44 74.67 74.67 0.00 0.00 0.00 0.00 Average: ens3 108.86 66.18 1136.13 22.07 0.00 0.00 0.00 0.00 Average: docker0 7.62 13.40 0.54 190.88 0.00 0.00 0.00 0.00 Average: br-06cf5ddb34b6 12.68 13.80 14.86 62.22 0.00 0.00 0.00 0.00 Average: veth4259c51 46.11 49.40 32.70 21.27 0.00 0.00 0.00 0.00 Average: veth8631370 16.18 17.37 14.88 115.07 0.00 0.00 0.00 0.01 Average: vethd2b7e28 4.81 5.05 13.61 14.32 0.00 0.00 0.00 0.00 Average: vethc3fed01 6.98 6.69 53.70 13.54 0.00 0.00 0.00 0.00 Average: veth139bbf8 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth69f17bd 36.54 33.81 31.37 19.29 0.00 0.00 0.00 0.00 Average: veth13980c4 15.32 14.58 7.73 14.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1574) 10/14/26 _x86_64_ (8 CPU) 08:06:46 LINUX RESTART (8 CPU) 08:10:08 CPU %user %nice %system %iowait %steal %idle 08:20:06 all 37.96 0.00 5.56 1.67 0.02 54.79 08:20:06 0 37.09 0.00 5.40 1.17 0.02 56.31 08:20:06 1 36.52 0.00 5.53 1.14 0.02 56.79 08:20:06 2 37.64 0.00 5.65 1.62 0.02 55.07 08:20:06 3 38.12 0.00 5.37 0.92 0.02 55.57 08:20:06 4 37.92 0.01 6.44 1.40 0.02 54.21 08:20:06 5 37.66 0.00 5.62 1.48 0.02 55.22 08:20:06 6 40.88 0.00 5.50 4.15 0.03 49.45 08:20:06 7 37.83 0.00 4.96 1.49 0.02 55.70 08:30:13 all 9.19 0.02 1.48 0.25 0.02 89.05 08:30:13 0 8.89 0.02 1.95 0.51 0.02 88.62 08:30:13 1 9.25 0.02 1.57 0.07 0.02 89.07 08:30:13 2 9.80 0.03 1.52 0.10 0.02 88.53 08:30:13 3 8.68 0.02 1.31 0.11 0.02 89.86 08:30:13 4 9.18 0.00 1.48 0.50 0.01 88.82 08:30:13 5 9.03 0.03 1.49 0.13 0.02 89.29 08:30:13 6 9.57 0.02 1.22 0.10 0.01 89.07 08:30:13 7 9.09 0.03 1.32 0.43 0.02 89.11 08:40:01 all 9.41 0.01 2.59 0.15 0.04 87.80 08:40:01 0 9.13 0.01 3.63 0.08 0.03 87.12 08:40:01 1 8.55 0.01 2.71 0.07 0.03 88.63 08:40:01 2 9.49 0.01 2.58 0.12 0.04 87.76 08:40:01 3 9.91 0.00 2.42 0.48 0.04 87.14 08:40:01 4 9.89 0.01 2.41 0.20 0.04 87.46 08:40:01 5 10.09 0.01 2.51 0.07 0.03 87.29 08:40:01 6 9.28 0.00 2.23 0.06 0.04 88.39 08:40:01 7 8.97 0.00 2.22 0.17 0.04 88.61 08:50:06 all 7.44 0.00 2.29 0.05 0.03 90.19 08:50:06 0 7.19 0.00 3.32 0.02 0.03 89.44 08:50:06 1 8.03 0.00 2.53 0.03 0.02 89.38 08:50:06 2 7.30 0.00 2.27 0.13 0.02 90.28 08:50:06 3 7.31 0.00 2.10 0.06 0.03 90.51 08:50:06 4 7.51 0.00 2.02 0.08 0.03 90.36 08:50:06 5 7.42 0.00 2.08 0.03 0.03 90.43 08:50:06 6 7.75 0.00 1.99 0.02 0.03 90.22 08:50:06 7 7.02 0.00 1.98 0.04 0.03 90.94 Average: all 15.97 0.01 2.97 0.53 0.03 80.50 Average: 0 15.52 0.01 3.57 0.45 0.02 80.43 Average: 1 15.57 0.01 3.08 0.33 0.02 80.99 Average: 2 16.03 0.01 3.00 0.49 0.02 80.44 Average: 3 15.98 0.01 2.80 0.39 0.03 80.81 Average: 4 16.09 0.01 3.08 0.54 0.03 80.25 Average: 5 16.02 0.01 2.92 0.43 0.02 80.60 Average: 6 16.83 0.01 2.73 1.08 0.03 79.33 Average: 7 15.70 0.01 2.61 0.53 0.02 81.12