---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1263 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 132G 16% / 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 987 17169 4 13935 30636 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:c3:0c:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.94/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85044sec preferred_lft 85044sec inet6 fe80::f816:3eff:fec3:cee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:47:04:60:fb:03 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::3c47:4ff:fe60:fb03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1263) 11/06/26 _x86_64_ (8 CPU) 06:38:41 LINUX RESTART (8 CPU) 06:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:01 623.47 4.83 579.62 39.01 518.04 65802.09 561522.01 07:00:09 60.64 1.61 51.92 7.10 41.69 7592.53 51542.09 Average: 337.95 3.20 311.93 22.82 276.39 36273.11 302815.60 06:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 3060136 20665452 11497348 34.99 564716 16245008 18388784 54.23 4086280 22149592 744 07:00:09 5389796 19226024 12925700 39.33 551608 12535748 19094864 56.31 4027040 19871396 12856 Average: 4224966 19945738 12211524 37.16 558162 14390378 18741824 55.27 4056660 21010494 6800 06:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 lo 1.05 1.05 0.09 0.09 0.00 0.00 0.00 0.00 06:50:01 ens3 529.42 328.00 5255.37 90.25 0.00 0.00 0.00 0.00 06:50:01 docker0 41.88 68.53 2.34 801.23 0.00 0.00 0.00 0.00 06:50:01 br-866fdeae2eb3 0.43 0.42 0.02 0.03 0.00 0.00 0.00 0.00 06:50:01 vethc25724b 0.06 0.14 0.00 0.01 0.00 0.00 0.00 0.00 06:50:01 vethe27849a 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:01 vethcdfc932 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 06:50:01 vethc500fb2 7.53 7.05 4.26 1.57 0.00 0.00 0.00 0.00 06:50:01 vetha971574 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:01 veth7b76e1e 0.68 0.71 0.08 0.89 0.00 0.00 0.00 0.00 06:50:01 veth102153e 0.18 0.22 0.02 0.23 0.00 0.00 0.00 0.00 07:00:09 lo 74.45 74.45 340.55 340.55 0.00 0.00 0.00 0.00 07:00:09 ens3 14.76 13.07 36.75 5.01 0.00 0.00 0.00 0.00 07:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:09 br-866fdeae2eb3 65.59 77.44 93.40 285.47 0.00 0.00 0.00 0.00 07:00:09 vethc25724b 24.21 25.83 92.17 69.44 0.00 0.00 0.00 0.01 07:00:09 vethe27849a 0.23 0.22 0.03 0.07 0.00 0.00 0.00 0.00 07:00:09 vethcdfc932 87.68 100.04 94.04 633.25 0.00 0.00 0.00 0.05 07:00:09 vethc500fb2 168.28 177.85 107.74 86.92 0.00 0.00 0.00 0.01 07:00:09 vetha971574 41.41 39.48 352.40 92.39 0.00 0.00 0.00 0.03 07:00:09 veth7b76e1e 118.53 109.98 132.49 65.17 0.00 0.00 0.00 0.01 07:00:09 veth102153e 72.39 70.62 38.06 48.88 0.00 0.00 0.00 0.00 Average: lo 38.28 38.28 172.80 172.80 0.00 0.00 0.00 0.00 Average: ens3 268.34 168.24 2608.03 47.01 0.00 0.00 0.00 0.00 Average: docker0 20.63 33.77 1.16 394.78 0.00 0.00 0.00 0.00 Average: br-866fdeae2eb3 33.49 39.49 47.39 144.83 0.00 0.00 0.00 0.00 Average: vethc25724b 12.31 13.17 46.76 35.23 0.00 0.00 0.00 0.00 Average: vethe27849a 0.13 0.17 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethcdfc932 44.49 50.81 47.71 321.25 0.00 0.00 0.00 0.03 Average: vethc500fb2 89.08 93.70 56.75 44.87 0.00 0.00 0.00 0.00 Average: vetha971574 21.03 20.09 178.77 46.87 0.00 0.00 0.00 0.01 Average: veth7b76e1e 60.46 56.14 67.25 33.50 0.00 0.00 0.00 0.01 Average: veth102153e 36.81 35.93 19.32 24.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1263) 11/06/26 _x86_64_ (8 CPU) 06:38:41 LINUX RESTART (8 CPU) 06:40:09 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 29.00 0.03 5.82 1.32 0.02 63.81 06:50:01 0 29.76 0.02 5.75 1.31 0.02 63.14 06:50:01 1 25.33 0.03 6.12 0.93 0.02 67.57 06:50:01 2 30.45 0.02 5.98 1.74 0.02 61.78 06:50:01 3 26.50 0.03 6.02 1.08 0.02 66.35 06:50:01 4 28.36 0.03 5.39 1.34 0.02 64.86 06:50:01 5 32.15 0.02 5.66 1.38 0.03 60.76 06:50:01 6 32.16 0.03 5.79 1.52 0.03 60.46 06:50:01 7 27.26 0.02 5.88 1.23 0.02 65.59 07:00:09 all 24.50 0.01 5.11 0.39 0.02 69.96 07:00:09 0 24.14 0.01 6.23 0.27 0.02 69.33 07:00:09 1 24.44 0.01 5.46 0.59 0.02 69.49 07:00:09 2 23.95 0.01 5.05 0.24 0.02 70.73 07:00:09 3 25.13 0.01 5.06 0.36 0.02 69.41 07:00:09 4 24.42 0.01 4.99 0.73 0.02 69.82 07:00:09 5 24.40 0.02 4.77 0.36 0.02 70.43 07:00:09 6 25.03 0.00 4.75 0.36 0.02 69.84 07:00:09 7 24.52 0.01 4.57 0.26 0.02 70.61 Average: all 26.72 0.02 5.46 0.85 0.02 66.93 Average: 0 26.90 0.01 5.99 0.78 0.02 66.30 Average: 1 24.88 0.02 5.78 0.76 0.02 68.54 Average: 2 27.15 0.02 5.51 0.98 0.02 66.33 Average: 3 25.81 0.02 5.53 0.72 0.02 67.90 Average: 4 26.36 0.02 5.19 1.03 0.02 67.37 Average: 5 28.22 0.02 5.21 0.87 0.03 65.66 Average: 6 28.55 0.02 5.27 0.93 0.03 65.21 Average: 7 25.87 0.02 5.22 0.74 0.02 68.14