---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2132 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 870 14603 4 16618 30753 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:27:4f:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.224/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83618sec preferred_lft 83618sec inet6 fe80::f816:3eff:fe27:4f97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:10:f3:a8:b7:4f 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::f410:f3ff:fea8:b74f/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-2132) 10/16/26 _x86_64_ (8 CPU) 06:23:31 LINUX RESTART (8 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 239.79 0.65 228.25 10.88 29.84 47036.88 83151.89 06:50:03 42.78 0.31 39.93 2.53 10.74 6228.91 7818.77 07:00:03 10.72 0.11 9.36 1.25 4.25 2084.89 6427.35 Average: 97.81 0.35 92.57 4.89 14.95 18459.84 32479.94 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 1952376 21889164 10262152 31.23 590288 18451224 16629668 49.04 4997216 22259264 2504 06:50:03 329888 17908168 13737936 41.80 573932 16621236 22836116 67.34 5063320 23707176 65616 07:00:03 2620356 19775256 11986836 36.48 573996 16098964 18573168 54.77 4970768 21570968 13724 Average: 1634207 19857529 11995641 36.50 579405 17057141 19346317 57.05 5010435 22512469 27281 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 2.24 2.24 0.65 0.65 0.00 0.00 0.00 0.00 06:40:01 ens3 267.77 150.74 3027.61 57.81 0.00 0.00 0.00 0.00 06:40:01 docker0 16.80 34.85 1.41 649.24 0.00 0.00 0.00 0.00 06:40:01 br-f2a2733a8fd3 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 06:40:01 veth2761720 9.77 10.04 5.15 1.88 0.00 0.00 0.00 0.00 06:40:01 vethc338ff0 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:40:01 veth1decf3c 0.32 0.35 0.03 0.14 0.00 0.00 0.00 0.00 06:40:01 vethdb16994 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:40:01 veth036bc8b 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:40:01 vethc385dd7 4.76 4.36 0.86 1.54 0.00 0.00 0.00 0.00 06:40:01 vetha2167d2 0.13 0.20 0.26 0.05 0.00 0.00 0.00 0.00 06:40:01 veth40bc61f 1.02 0.86 0.14 0.98 0.00 0.00 0.00 0.00 06:50:03 lo 15.06 15.06 46.59 46.59 0.00 0.00 0.00 0.00 06:50:03 ens3 10.53 9.66 39.65 2.53 0.00 0.00 0.00 0.00 06:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:03 br-f2a2733a8fd3 15.77 20.98 10.74 75.41 0.00 0.00 0.00 0.00 06:50:03 veth2761720 100.02 104.78 58.40 56.39 0.00 0.00 0.00 0.00 06:50:03 vethc338ff0 24.41 29.84 10.58 245.39 0.00 0.00 0.00 0.02 06:50:03 veth1decf3c 8.34 7.75 45.16 15.24 0.00 0.00 0.00 0.00 06:50:03 vethdb16994 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 06:50:03 veth036bc8b 14.95 15.25 171.35 45.50 0.00 0.00 0.00 0.01 06:50:03 vethc385dd7 79.88 74.74 68.62 39.23 0.00 0.00 0.00 0.01 06:50:03 veth40bc61f 30.88 30.66 17.34 21.81 0.00 0.00 0.00 0.00 07:00:03 lo 35.05 35.05 185.38 185.38 0.00 0.00 0.00 0.00 07:00:03 ens3 1.04 0.95 2.20 0.52 0.00 0.00 0.00 0.00 07:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:03 br-f2a2733a8fd3 30.36 31.25 47.04 142.14 0.00 0.00 0.00 0.00 07:00:03 veth2761720 50.43 54.57 38.02 21.83 0.00 0.00 0.00 0.00 07:00:03 vethc338ff0 34.23 35.14 47.29 163.25 0.00 0.00 0.00 0.01 07:00:03 veth1decf3c 7.00 7.82 6.03 21.29 0.00 0.00 0.00 0.00 07:00:03 vethdb16994 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:03 veth036bc8b 8.51 7.49 22.55 5.61 0.00 0.00 0.00 0.00 07:00:03 vethc385dd7 39.41 36.27 31.64 23.14 0.00 0.00 0.00 0.00 07:00:03 veth40bc61f 20.42 19.61 12.08 17.20 0.00 0.00 0.00 0.00 Average: lo 17.44 17.44 77.44 77.44 0.00 0.00 0.00 0.00 Average: ens3 93.17 53.81 1023.69 20.30 0.00 0.00 0.00 0.00 Average: docker0 5.60 11.62 0.47 216.53 0.00 0.00 0.00 0.00 Average: br-f2a2733a8fd3 15.46 17.49 19.24 72.47 0.00 0.00 0.00 0.00 Average: veth2761720 53.42 56.47 33.86 26.71 0.00 0.00 0.00 0.00 Average: vethc338ff0 19.55 21.69 19.27 136.22 0.00 0.00 0.00 0.01 Average: veth1decf3c 5.22 5.30 17.09 12.22 0.00 0.00 0.00 0.00 Average: vethdb16994 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth036bc8b 7.84 7.62 64.69 17.06 0.00 0.00 0.00 0.01 Average: vethc385dd7 41.36 38.47 33.72 21.31 0.00 0.00 0.00 0.00 Average: veth40bc61f 17.44 17.05 9.86 13.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2132) 10/16/26 _x86_64_ (8 CPU) 06:23:31 LINUX RESTART (8 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 24.59 0.02 3.81 1.07 0.01 70.49 06:40:01 0 23.01 0.03 3.92 1.14 0.01 71.88 06:40:01 1 25.25 0.03 3.71 0.99 0.01 70.01 06:40:01 2 23.65 0.03 3.81 1.37 0.01 71.13 06:40:01 3 26.41 0.03 3.93 0.86 0.01 68.75 06:40:01 4 24.44 0.02 3.87 1.47 0.01 70.18 06:40:01 5 26.43 0.02 3.48 0.76 0.01 69.31 06:40:01 6 25.21 0.03 3.78 0.88 0.01 70.09 06:40:01 7 22.35 0.02 3.96 1.09 0.02 72.58 06:50:03 all 11.33 0.01 2.32 0.18 0.01 86.16 06:50:03 0 11.33 0.00 3.13 0.25 0.01 85.27 06:50:03 1 11.55 0.01 2.49 0.13 0.01 85.82 06:50:03 2 11.85 0.00 2.32 0.21 0.02 85.61 06:50:03 3 10.64 0.01 2.30 0.20 0.01 86.85 06:50:03 4 12.36 0.01 2.17 0.11 0.01 85.34 06:50:03 5 10.79 0.01 2.04 0.23 0.01 86.92 06:50:03 6 10.77 0.01 2.07 0.15 0.01 86.98 06:50:03 7 11.38 0.00 1.99 0.15 0.01 86.47 07:00:03 all 9.38 0.00 2.16 0.34 0.03 88.08 07:00:03 0 9.41 0.00 3.04 0.36 0.03 87.15 07:00:03 1 8.45 0.00 2.44 0.23 0.03 88.85 07:00:03 2 9.53 0.00 2.14 0.70 0.03 87.59 07:00:03 3 10.00 0.00 1.96 0.04 0.03 87.97 07:00:03 4 9.12 0.00 1.93 0.80 0.03 88.11 07:00:03 5 9.42 0.00 1.96 0.16 0.03 88.43 07:00:03 6 9.47 0.00 1.98 0.25 0.04 88.27 07:00:03 7 9.67 0.00 1.86 0.14 0.03 88.30 Average: all 15.11 0.01 2.76 0.53 0.02 81.57 Average: 0 14.57 0.01 3.37 0.58 0.02 81.45 Average: 1 15.08 0.01 2.88 0.45 0.02 81.56 Average: 2 15.01 0.01 2.76 0.76 0.02 81.44 Average: 3 15.69 0.01 2.73 0.37 0.02 81.18 Average: 4 15.32 0.01 2.66 0.80 0.02 81.20 Average: 5 15.55 0.01 2.49 0.38 0.02 81.54 Average: 6 15.16 0.01 2.61 0.42 0.02 81.77 Average: 7 14.47 0.01 2.60 0.46 0.02 82.45