---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1975 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 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 850 14034 4 17207 30773 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:79:d9:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.48/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83689sec preferred_lft 83689sec inet6 fe80::f816:3eff:fe79:d9f2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:19:1d:52:37:81 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::2419:1dff:fe52:3781/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1975) 10/15/26 _x86_64_ (8 CPU) 14:10:14 LINUX RESTART (8 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 121.34 0.23 115.01 6.10 4.09 26465.60 24370.88 14:40:13 27.28 0.26 24.69 2.33 9.21 5278.49 9335.25 14:50:15 8.25 0.03 7.74 0.47 0.37 1565.57 766.15 Average: 52.08 0.17 48.94 2.96 4.58 11054.58 11464.23 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 1926888 22184404 9965428 30.32 589136 18764504 16362920 48.25 4783368 22478524 628 14:40:13 2251668 19997436 11860704 36.09 571464 16583628 19002932 56.04 4807404 22088956 12568 14:50:15 2223124 20000104 11629524 35.39 571648 16847904 18488616 54.52 4807012 22128340 13740 Average: 2133893 20727315 11151885 33.93 577416 17398679 17951489 52.94 4799261 22231940 8979 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 0.42 0.42 0.03 0.03 0.00 0.00 0.00 0.00 14:30:01 ens3 96.42 57.18 1528.58 11.70 0.00 0.00 0.00 0.00 14:30:01 docker0 11.60 15.73 0.63 173.15 0.00 0.00 0.00 0.00 14:30:01 br-19f3f1e5b31a 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 14:30:01 veth9cba131 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:30:01 veth78b8dc7 64.79 68.35 29.25 35.31 0.00 0.00 0.00 0.00 14:30:01 vethe1179bc 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:30:01 veth373d16f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:30:01 vethad3090b 0.47 0.42 0.06 0.27 0.00 0.00 0.00 0.00 14:30:01 vethb44ca80 64.27 60.06 47.68 26.03 0.00 0.00 0.00 0.00 14:30:01 veth4d6ae63 0.95 1.78 1.18 13.32 0.00 0.00 0.00 0.00 14:30:01 veth57ea834 2.09 1.65 0.29 1.68 0.00 0.00 0.00 0.00 14:40:13 lo 25.83 25.83 109.17 109.17 0.00 0.00 0.00 0.00 14:40:13 ens3 5.07 3.88 2.61 2.86 0.00 0.00 0.00 0.00 14:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:13 br-19f3f1e5b31a 21.31 26.85 24.65 86.38 0.00 0.00 0.00 0.00 14:40:13 veth9cba131 17.69 17.37 177.42 46.90 0.00 0.00 0.00 0.01 14:40:13 veth78b8dc7 56.21 59.75 42.66 26.02 0.00 0.00 0.00 0.00 14:40:13 vethe1179bc 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 14:40:13 veth373d16f 31.23 36.95 24.33 262.04 0.00 0.00 0.00 0.02 14:40:13 vethad3090b 9.98 10.05 46.63 21.59 0.00 0.00 0.00 0.00 14:40:13 vethb44ca80 33.08 29.93 31.59 21.15 0.00 0.00 0.00 0.00 14:40:13 veth57ea834 32.03 31.77 17.38 23.72 0.00 0.00 0.00 0.00 14:50:15 lo 33.02 33.02 172.25 172.25 0.00 0.00 0.00 0.00 14:50:15 ens3 0.55 0.42 0.20 0.45 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:15 br-19f3f1e5b31a 29.45 34.56 44.83 129.46 0.00 0.00 0.00 0.00 14:50:15 veth9cba131 7.99 7.01 23.00 4.72 0.00 0.00 0.00 0.00 14:50:15 veth78b8dc7 48.38 52.10 40.34 19.92 0.00 0.00 0.00 0.00 14:50:15 vethe1179bc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:15 veth373d16f 33.13 38.27 45.34 151.14 0.00 0.00 0.00 0.01 14:50:15 vethad3090b 6.62 7.36 5.12 22.99 0.00 0.00 0.00 0.00 14:50:15 vethb44ca80 36.99 34.18 31.31 22.57 0.00 0.00 0.00 0.00 14:50:15 veth57ea834 20.14 19.45 11.86 19.86 0.00 0.00 0.00 0.00 Average: lo 19.81 19.81 94.01 94.01 0.00 0.00 0.00 0.00 Average: ens3 33.79 20.36 506.60 4.98 0.00 0.00 0.00 0.00 Average: docker0 3.84 5.20 0.21 57.28 0.00 0.00 0.00 0.00 Average: br-19f3f1e5b31a 17.06 20.61 23.20 72.11 0.00 0.00 0.00 0.00 Average: veth9cba131 8.63 8.23 67.46 17.38 0.00 0.00 0.00 0.01 Average: veth78b8dc7 56.44 60.06 37.45 27.07 0.00 0.00 0.00 0.00 Average: vethe1179bc 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth373d16f 21.54 25.20 23.25 138.54 0.00 0.00 0.00 0.01 Average: vethad3090b 5.72 5.97 17.44 15.00 0.00 0.00 0.00 0.00 Average: vethb44ca80 44.69 41.31 36.82 23.24 0.00 0.00 0.00 0.00 Average: veth57ea834 18.18 17.71 9.89 15.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1975) 10/15/26 _x86_64_ (8 CPU) 14:10:14 LINUX RESTART (8 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 10.30 0.03 2.36 0.65 0.01 86.65 14:30:01 0 9.81 0.02 2.74 0.51 0.01 86.89 14:30:01 1 10.50 0.05 2.55 0.88 0.02 86.00 14:30:01 2 10.16 0.01 2.35 0.45 0.01 87.02 14:30:01 3 11.16 0.03 2.33 0.49 0.02 85.98 14:30:01 4 11.03 0.02 2.19 0.60 0.01 86.15 14:30:01 5 9.34 0.03 2.26 0.54 0.02 87.82 14:30:01 6 10.40 0.03 2.35 0.57 0.01 86.63 14:30:01 7 10.00 0.02 2.09 1.15 0.01 86.73 14:40:13 all 11.83 0.01 2.50 0.19 0.05 85.43 14:40:13 0 11.45 0.01 3.47 0.09 0.05 84.92 14:40:13 1 11.66 0.01 2.80 0.30 0.05 85.18 14:40:13 2 12.23 0.01 2.50 0.10 0.05 85.12 14:40:13 3 11.97 0.00 2.40 0.18 0.04 85.40 14:40:13 4 11.66 0.01 2.16 0.23 0.04 85.90 14:40:13 5 11.94 0.01 2.26 0.29 0.05 85.45 14:40:13 6 12.56 0.01 2.21 0.21 0.04 84.98 14:40:13 7 11.18 0.00 2.16 0.11 0.04 86.51 14:50:15 all 8.48 0.00 1.85 0.10 0.07 89.49 14:50:15 0 7.89 0.00 2.64 0.12 0.07 89.28 14:50:15 1 8.68 0.00 2.01 0.06 0.07 89.18 14:50:15 2 8.23 0.00 1.73 0.25 0.07 89.72 14:50:15 3 9.13 0.00 1.72 0.09 0.07 88.99 14:50:15 4 8.70 0.00 1.71 0.08 0.07 89.44 14:50:15 5 8.97 0.00 1.77 0.13 0.08 89.05 14:50:15 6 8.13 0.00 1.57 0.07 0.07 90.16 14:50:15 7 8.11 0.00 1.64 0.03 0.08 90.14 Average: all 10.21 0.01 2.23 0.31 0.04 87.19 Average: 0 9.73 0.01 2.95 0.24 0.05 87.02 Average: 1 10.29 0.02 2.45 0.41 0.05 86.78 Average: 2 10.22 0.01 2.19 0.26 0.04 87.28 Average: 3 10.76 0.01 2.15 0.25 0.04 86.78 Average: 4 10.47 0.01 2.02 0.30 0.04 87.16 Average: 5 10.09 0.01 2.10 0.32 0.05 87.43 Average: 6 10.37 0.01 2.04 0.28 0.04 87.25 Average: 7 9.77 0.01 1.96 0.43 0.05 87.79