---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1330 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 852 13299 4 17940 30759 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:e2:59:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.194/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83664sec preferred_lft 83664sec inet6 fe80::f816:3eff:fee2:5974/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:1d:e4:66:15:64 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::4c1d:e4ff:fe66:1564/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1330) 10/13/26 _x86_64_ (8 CPU) 13:51:13 LINUX RESTART (8 CPU) 14:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:06 165.52 0.23 157.91 7.38 4.23 31610.96 69237.50 14:20:01 25.52 0.52 23.12 1.88 11.43 3621.08 9987.13 14:30:06 10.09 0.19 9.42 0.47 9.41 1413.80 205.42 Average: 67.36 0.31 63.79 3.26 8.33 12280.76 26605.85 14:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:06 2286916 22344216 9806524 29.84 589616 18572164 16188256 47.74 4803092 22108392 752 14:20:01 392080 19504404 12399784 37.73 571712 17881596 20254744 59.73 4916324 23792640 12784 14:30:06 316672 19141648 12717928 38.70 571356 17644980 20568476 60.65 4877124 23926260 12364 Average: 998556 20330089 11641412 35.42 577561 18032913 19003825 56.04 4865513 23275764 8633 14:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:06 lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 14:10:06 ens3 134.78 75.20 1976.20 14.40 0.00 0.00 0.00 0.00 14:10:06 docker0 17.13 39.07 0.98 595.96 0.00 0.00 0.00 0.00 14:10:06 br-755f34ad2c96 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 14:10:06 veth2eab314 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:06 vethacc89c0 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:10:06 vethafa4540 0.43 0.40 0.05 0.23 0.00 0.00 0.00 0.00 14:10:06 veth5df5ded 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:10:06 veth87a00e3 45.33 47.71 19.09 24.47 0.00 0.00 0.00 0.00 14:10:06 vethc36d9a0 43.36 40.39 33.68 15.69 0.00 0.00 0.00 0.00 14:10:06 veth439ab14 0.73 1.32 0.81 10.18 0.00 0.00 0.00 0.00 14:10:06 vethfea8200 1.80 1.43 0.25 1.48 0.00 0.00 0.00 0.00 14:20:01 lo 24.06 24.06 88.33 88.33 0.00 0.00 0.00 0.00 14:20:01 ens3 9.94 8.77 22.33 2.91 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 br-755f34ad2c96 19.20 22.27 16.97 92.99 0.00 0.00 0.00 0.00 14:20:01 veth2eab314 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 14:20:01 vethacc89c0 17.61 17.13 177.08 47.36 0.00 0.00 0.00 0.01 14:20:01 vethafa4540 9.73 9.67 47.07 19.38 0.00 0.00 0.00 0.00 14:20:01 veth5df5ded 29.01 32.47 16.59 268.36 0.00 0.00 0.00 0.02 14:20:01 veth87a00e3 75.54 80.80 57.57 37.00 0.00 0.00 0.00 0.00 14:20:01 vethc36d9a0 50.51 46.56 42.49 29.41 0.00 0.00 0.00 0.00 14:20:01 vethfea8200 35.90 34.60 18.37 30.69 0.00 0.00 0.00 0.00 14:30:06 lo 35.24 35.24 169.37 169.37 0.00 0.00 0.00 0.00 14:30:06 ens3 1.30 1.01 0.54 0.91 0.00 0.00 0.00 0.00 14:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:06 br-755f34ad2c96 20.36 22.90 33.80 136.39 0.00 0.00 0.00 0.00 14:30:06 veth2eab314 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:06 vethacc89c0 8.53 7.56 26.54 5.50 0.00 0.00 0.00 0.00 14:30:06 vethafa4540 6.94 7.83 5.90 25.97 0.00 0.00 0.00 0.00 14:30:06 veth5df5ded 24.32 26.84 34.15 161.54 0.00 0.00 0.00 0.01 14:30:06 veth87a00e3 51.56 56.44 47.67 21.13 0.00 0.00 0.00 0.00 14:30:06 vethc36d9a0 38.75 35.46 35.28 23.66 0.00 0.00 0.00 0.00 14:30:06 vethfea8200 22.93 21.45 12.10 26.15 0.00 0.00 0.00 0.00 Average: lo 19.89 19.89 85.84 85.84 0.00 0.00 0.00 0.00 Average: ens3 48.97 28.48 671.17 6.10 0.00 0.00 0.00 0.00 Average: docker0 5.75 13.12 0.33 200.13 0.00 0.00 0.00 0.00 Average: br-755f34ad2c96 13.24 15.08 16.92 76.31 0.00 0.00 0.00 0.00 Average: veth2eab314 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethacc89c0 8.66 8.21 67.15 17.43 0.00 0.00 0.00 0.01 Average: vethafa4540 5.67 5.94 17.48 15.16 0.00 0.00 0.00 0.00 Average: veth5df5ded 17.70 19.71 16.91 142.44 0.00 0.00 0.00 0.01 Average: veth87a00e3 57.35 61.52 41.33 27.48 0.00 0.00 0.00 0.00 Average: vethc36d9a0 44.17 40.77 37.11 22.88 0.00 0.00 0.00 0.00 Average: vethfea8200 20.10 19.05 10.18 19.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1330) 10/13/26 _x86_64_ (8 CPU) 13:51:13 LINUX RESTART (8 CPU) 14:00:00 CPU %user %nice %system %iowait %steal %idle 14:10:06 all 11.04 0.02 2.74 0.74 0.02 85.44 14:10:06 0 12.97 0.02 2.98 0.49 0.02 83.51 14:10:06 1 12.05 0.02 2.85 0.79 0.02 84.27 14:10:06 2 10.47 0.02 2.93 1.01 0.02 85.55 14:10:06 3 9.86 0.03 2.54 0.69 0.02 86.86 14:10:06 4 10.38 0.04 2.59 0.72 0.02 86.25 14:10:06 5 10.99 0.02 2.62 0.67 0.03 85.67 14:10:06 6 10.69 0.01 2.87 0.77 0.02 85.63 14:10:06 7 10.87 0.02 2.51 0.79 0.02 85.78 14:20:01 all 10.07 0.01 2.38 0.14 0.03 87.37 14:20:01 0 9.23 0.01 3.13 0.11 0.03 87.51 14:20:01 1 9.74 0.02 2.70 0.09 0.03 87.41 14:20:01 2 9.24 0.01 2.35 0.10 0.03 88.28 14:20:01 3 9.44 0.01 2.25 0.08 0.03 88.20 14:20:01 4 10.71 0.01 2.10 0.22 0.03 86.93 14:20:01 5 10.30 0.00 2.10 0.10 0.03 87.47 14:20:01 6 10.85 0.01 2.04 0.24 0.03 86.83 14:20:01 7 11.05 0.00 2.39 0.22 0.03 86.32 14:30:06 all 8.30 0.00 2.53 0.04 0.03 89.10 14:30:06 0 8.13 0.00 3.46 0.02 0.03 88.36 14:30:06 1 7.99 0.00 2.82 0.10 0.02 89.06 14:30:06 2 8.39 0.00 2.38 0.04 0.03 89.16 14:30:06 3 7.93 0.00 2.37 0.07 0.03 89.59 14:30:06 4 8.17 0.00 2.35 0.03 0.02 89.42 14:30:06 5 8.72 0.00 2.34 0.02 0.02 88.88 14:30:06 6 7.78 0.00 2.20 0.03 0.02 89.96 14:30:06 7 9.28 0.00 2.32 0.03 0.03 88.35 Average: all 9.80 0.01 2.55 0.31 0.03 87.30 Average: 0 10.11 0.01 3.19 0.20 0.03 86.46 Average: 1 9.93 0.01 2.79 0.33 0.03 86.91 Average: 2 9.37 0.01 2.55 0.38 0.03 87.66 Average: 3 9.08 0.01 2.39 0.28 0.03 88.21 Average: 4 9.75 0.02 2.35 0.33 0.03 87.54 Average: 5 10.01 0.01 2.35 0.26 0.03 87.34 Average: 6 9.77 0.01 2.37 0.35 0.02 87.48 Average: 7 10.40 0.01 2.41 0.35 0.03 86.82