---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5168 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: 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 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 860 17273 4 13958 30763 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:b6:da:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.98/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84936sec preferred_lft 84936sec inet6 fe80::f816:3eff:feb6:da68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:0a:66:0e:60:4a 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::640a:66ff:fe0e:604a/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-5168) 11/02/26 _x86_64_ (8 CPU) 20:59:37 LINUX RESTART (8 CPU) 21:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 594.44 12.61 565.18 16.65 1659.29 71928.76 60750.70 21:20:02 73.72 0.78 67.11 5.83 21.40 8367.02 19072.15 Average: 334.30 6.70 316.36 11.24 841.05 40175.12 39929.27 21:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 5569476 23651476 8514488 25.91 557268 16725768 12368644 36.47 4233048 19495484 376 21:20:02 1069844 15740920 15422520 46.93 555212 14314252 25444160 75.03 4345804 23761400 4308 Average: 3319660 19696198 11968504 36.42 556240 15520010 18906402 55.75 4289426 21628442 2342 21:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 21:10:01 ens3 556.52 346.43 5688.93 96.95 0.00 0.00 0.00 0.00 21:10:01 docker0 38.07 67.89 2.16 871.29 0.00 0.00 0.00 0.00 21:10:01 br-215d1ae045eb 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:10:01 veth425d655 0.22 0.30 0.02 0.02 0.00 0.00 0.00 0.00 21:10:01 veth0803717 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 21:10:01 vetha552318 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 21:10:01 vethe405507 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 vethea2f431 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 21:10:01 vethe5aa721 0.19 0.17 0.01 0.02 0.00 0.00 0.00 0.00 21:20:02 lo 64.66 64.66 296.02 296.02 0.00 0.00 0.00 0.00 21:20:02 ens3 12.90 11.04 11.90 3.45 0.00 0.00 0.00 0.00 21:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:02 br-215d1ae045eb 52.57 58.40 79.26 228.56 0.00 0.00 0.00 0.00 21:20:02 veth425d655 140.24 145.49 95.57 77.90 0.00 0.00 0.00 0.01 21:20:02 veth0803717 18.87 20.39 66.38 60.33 0.00 0.00 0.00 0.01 21:20:02 vetha552318 31.87 30.16 263.81 66.51 0.00 0.00 0.00 0.02 21:20:02 vethe405507 69.26 75.89 79.80 488.86 0.00 0.00 0.00 0.04 21:20:02 vethea2f431 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 21:20:02 vethfae9cfc 101.98 94.84 121.90 60.05 0.00 0.00 0.00 0.01 21:20:02 veth4d2161b 48.65 49.01 29.10 37.71 0.00 0.00 0.00 0.00 Average: lo 32.73 32.73 147.93 147.93 0.00 0.00 0.00 0.00 Average: ens3 284.94 178.88 2852.85 50.24 0.00 0.00 0.00 0.00 Average: docker0 19.05 33.98 1.08 436.02 0.00 0.00 0.00 0.00 Average: br-215d1ae045eb 26.36 29.28 39.60 114.19 0.00 0.00 0.00 0.00 Average: veth425d655 70.17 72.83 47.76 38.93 0.00 0.00 0.00 0.00 Average: veth0803717 9.45 10.23 33.16 30.14 0.00 0.00 0.00 0.00 Average: vetha552318 15.94 15.11 131.79 33.23 0.00 0.00 0.00 0.01 Average: vethe405507 34.61 37.95 39.87 244.23 0.00 0.00 0.00 0.02 Average: vethea2f431 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethfae9cfc 50.95 47.38 60.90 30.00 0.00 0.00 0.00 0.00 Average: veth4d2161b 24.30 24.48 14.54 18.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5168) 11/02/26 _x86_64_ (8 CPU) 20:59:37 LINUX RESTART (8 CPU) 21:00:00 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 26.97 0.00 5.60 1.94 0.03 65.47 21:10:01 0 24.82 0.00 5.61 1.28 0.03 68.26 21:10:01 1 31.52 0.00 6.03 1.68 0.03 60.74 21:10:01 2 28.22 0.00 5.26 2.12 0.03 64.37 21:10:01 3 22.78 0.00 5.95 1.56 0.02 69.69 21:10:01 4 26.60 0.01 5.13 2.49 0.03 65.75 21:10:01 5 25.95 0.00 5.58 2.51 0.03 65.94 21:10:01 6 29.03 0.00 5.64 1.81 0.03 63.49 21:10:01 7 26.81 0.00 5.60 2.05 0.02 65.51 21:20:02 all 26.04 0.03 4.77 0.34 0.02 68.78 21:20:02 0 26.56 0.02 5.69 0.22 0.03 67.48 21:20:02 1 25.56 0.04 5.23 0.14 0.03 69.01 21:20:02 2 24.41 0.05 4.78 0.55 0.02 70.19 21:20:02 3 25.94 0.04 4.67 0.18 0.02 69.15 21:20:02 4 26.05 0.05 4.55 0.19 0.02 69.14 21:20:02 5 26.00 0.03 4.30 0.39 0.03 69.25 21:20:02 6 26.53 0.03 4.55 0.40 0.02 68.46 21:20:02 7 27.32 0.02 4.39 0.67 0.03 67.58 Average: all 26.51 0.02 5.19 1.14 0.03 67.12 Average: 0 25.69 0.01 5.65 0.75 0.03 67.87 Average: 1 28.53 0.02 5.63 0.91 0.03 64.88 Average: 2 26.32 0.02 5.02 1.33 0.02 67.28 Average: 3 24.36 0.02 5.31 0.87 0.02 69.42 Average: 4 26.32 0.03 4.84 1.34 0.02 67.44 Average: 5 25.97 0.01 4.94 1.46 0.03 67.59 Average: 6 27.78 0.01 5.10 1.11 0.03 65.97 Average: 7 27.06 0.01 5.00 1.36 0.03 66.54