---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1923 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 1022 14485 4 16584 30601 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:58:df:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.243/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83657sec preferred_lft 83657sec inet6 fe80::f816:3eff:fe58:dfa0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:a6:8f:0b:82:a8 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::e0a6:8fff:fe0b:82a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1923) 10/15/26 _x86_64_ (8 CPU) 10:34:01 LINUX RESTART (8 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:00 257.25 0.68 245.17 11.39 30.19 50294.11 110484.24 11:00:00 37.87 0.23 35.17 2.47 7.32 6417.17 12829.91 11:10:00 11.54 0.12 10.12 1.29 4.24 1966.61 2855.33 Average: 102.26 0.34 96.86 5.05 13.92 19567.66 42075.12 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:00 1425108 21785548 10363828 31.54 587080 18869436 16666068 49.15 4844020 22912156 256 11:00:00 322924 17868264 13777868 41.93 572120 16592116 22925176 67.60 4964764 23808380 52268 11:10:00 2597036 19711556 12050044 36.67 572324 16061180 18627488 54.93 4916960 21641192 1044 Average: 1448356 19788456 12063913 36.71 577175 17174244 19406244 57.23 4908581 22787243 17856 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:00 lo 2.20 2.20 0.64 0.64 0.00 0.00 0.00 0.00 10:50:00 ens3 357.63 193.74 3298.89 74.57 0.00 0.00 0.00 0.00 10:50:00 docker0 22.93 46.17 1.75 734.50 0.00 0.00 0.00 0.00 10:50:00 br-065ab97de890 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 10:50:00 veth0cade38 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:50:00 veth02e0fd7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:50:00 veth1ddf3ab 0.29 0.32 0.03 0.12 0.00 0.00 0.00 0.00 10:50:00 veth5d7fc06 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:50:00 veth7e8f18d 7.97 8.15 4.95 1.54 0.00 0.00 0.00 0.00 10:50:00 vethdad2481 2.72 2.36 0.49 1.13 0.00 0.00 0.00 0.00 10:50:00 vethc187cca 0.08 0.16 0.03 0.04 0.00 0.00 0.00 0.00 10:50:00 veth9a6f442 1.00 0.84 0.14 0.96 0.00 0.00 0.00 0.00 11:00:00 lo 14.84 14.84 45.20 45.20 0.00 0.00 0.00 0.00 11:00:00 ens3 12.28 10.75 40.22 2.41 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 br-065ab97de890 15.90 18.71 10.20 74.52 0.00 0.00 0.00 0.00 11:00:00 veth0cade38 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:00:00 veth02e0fd7 14.24 14.53 171.66 45.47 0.00 0.00 0.00 0.01 11:00:00 veth1ddf3ab 7.94 7.42 45.11 15.07 0.00 0.00 0.00 0.00 11:00:00 veth5d7fc06 24.00 26.95 9.92 244.92 0.00 0.00 0.00 0.02 11:00:00 veth7e8f18d 97.21 102.11 54.16 53.24 0.00 0.00 0.00 0.00 11:00:00 vethdad2481 81.82 76.55 69.11 39.67 0.00 0.00 0.00 0.01 11:00:00 veth9a6f442 26.09 25.88 13.70 17.22 0.00 0.00 0.00 0.00 11:10:00 lo 35.91 35.91 188.72 188.72 0.00 0.00 0.00 0.00 11:10:00 ens3 1.45 1.12 2.35 0.81 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 br-065ab97de890 28.43 29.39 48.90 143.38 0.00 0.00 0.00 0.00 11:10:00 veth0cade38 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 veth02e0fd7 8.93 7.92 23.03 5.91 0.00 0.00 0.00 0.00 11:10:00 veth1ddf3ab 7.31 8.20 6.35 21.77 0.00 0.00 0.00 0.00 11:10:00 veth5d7fc06 32.55 33.51 49.17 164.84 0.00 0.00 0.00 0.01 11:10:00 veth7e8f18d 56.16 60.24 45.18 25.80 0.00 0.00 0.00 0.00 11:10:00 vethdad2481 40.30 37.03 32.24 25.12 0.00 0.00 0.00 0.00 11:10:00 veth9a6f442 25.45 24.79 15.89 22.50 0.00 0.00 0.00 0.00 Average: lo 17.65 17.65 78.17 78.17 0.00 0.00 0.00 0.00 Average: ens3 123.85 68.57 1114.41 25.94 0.00 0.00 0.00 0.00 Average: docker0 7.65 15.40 0.58 244.97 0.00 0.00 0.00 0.00 Average: br-065ab97de890 14.87 16.12 19.70 72.62 0.00 0.00 0.00 0.00 Average: veth0cade38 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth02e0fd7 7.73 7.52 64.88 17.12 0.00 0.00 0.00 0.01 Average: veth1ddf3ab 5.18 5.31 17.16 12.32 0.00 0.00 0.00 0.00 Average: veth5d7fc06 18.85 20.18 19.69 136.55 0.00 0.00 0.00 0.01 Average: veth7e8f18d 53.77 56.82 34.75 26.85 0.00 0.00 0.00 0.00 Average: vethdad2481 41.60 38.63 33.94 21.97 0.00 0.00 0.00 0.00 Average: veth9a6f442 17.51 17.17 9.90 13.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1923) 10/15/26 _x86_64_ (8 CPU) 10:34:01 LINUX RESTART (8 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:00 all 23.62 0.02 3.73 1.36 0.02 71.25 10:50:00 0 22.54 0.03 3.86 1.28 0.02 72.27 10:50:00 1 23.49 0.02 3.82 1.62 0.02 71.03 10:50:00 2 21.61 0.03 3.73 1.66 0.02 72.93 10:50:00 3 24.71 0.01 3.77 1.23 0.02 70.25 10:50:00 4 23.35 0.03 3.84 1.30 0.02 71.46 10:50:00 5 24.92 0.03 3.46 1.38 0.02 70.20 10:50:00 6 25.75 0.01 3.70 1.59 0.02 68.92 10:50:00 7 22.55 0.03 3.69 0.81 0.02 72.91 11:00:00 all 11.17 0.01 2.24 0.18 0.02 86.39 11:00:00 0 11.45 0.01 3.02 0.18 0.02 85.33 11:00:00 1 10.54 0.01 2.46 0.12 0.02 86.84 11:00:00 2 12.09 0.01 2.21 0.26 0.02 85.42 11:00:00 3 10.79 0.01 2.18 0.23 0.02 86.77 11:00:00 4 11.71 0.01 2.16 0.09 0.01 86.02 11:00:00 5 11.50 0.01 1.93 0.10 0.02 86.45 11:00:00 6 10.62 0.01 1.98 0.23 0.02 87.14 11:00:00 7 10.64 0.01 1.92 0.25 0.02 87.17 11:10:00 all 9.48 0.00 2.16 0.11 0.02 88.22 11:10:00 0 9.56 0.00 2.85 0.07 0.02 87.50 11:10:00 1 10.09 0.00 2.55 0.26 0.02 87.08 11:10:00 2 9.27 0.00 2.09 0.09 0.03 88.53 11:10:00 3 9.95 0.00 2.08 0.25 0.03 87.70 11:10:00 4 9.32 0.00 2.05 0.07 0.03 88.52 11:10:00 5 8.71 0.00 1.83 0.10 0.02 89.34 11:10:00 6 9.74 0.00 1.93 0.06 0.03 88.25 11:10:00 7 9.21 0.00 1.90 0.03 0.03 88.83 Average: all 14.76 0.01 2.71 0.55 0.02 81.95 Average: 0 14.51 0.01 3.24 0.51 0.02 81.71 Average: 1 14.71 0.01 2.94 0.67 0.02 81.65 Average: 2 14.33 0.01 2.68 0.67 0.02 82.29 Average: 3 15.16 0.01 2.68 0.57 0.02 81.56 Average: 4 14.80 0.01 2.69 0.49 0.02 82.00 Average: 5 15.04 0.01 2.40 0.52 0.02 81.99 Average: 6 15.38 0.00 2.54 0.63 0.02 81.42 Average: 7 14.14 0.01 2.50 0.36 0.02 82.96