---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2828 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 1012 16213 4 14866 30610 Swap: 1023 1 1022 ---> 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:39:43:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.129/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84507sec preferred_lft 84507sec inet6 fe80::f816:3eff:fe39:4341/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:a1:9f:88:d7:4b 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::e8a1:9fff:fe88:d74b/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-2828) 10/18/26 _x86_64_ (8 CPU) 12:58:50 LINUX RESTART (8 CPU) 13:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 619.63 5.14 572.49 42.00 525.22 62518.64 808318.63 13:20:01 105.44 0.51 99.08 5.85 11.29 18291.51 68125.30 13:30:03 44.91 2.51 35.31 7.09 151.86 4853.00 211879.93 Average: 256.20 2.72 235.19 18.29 229.15 28508.30 362281.22 13:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 10888788 27763272 4447592 13.53 544044 15562692 4731336 13.95 4475472 15906012 23340 13:20:01 626560 17922780 13643852 41.52 570940 16428484 22373016 65.98 4978396 23538580 59896 13:30:03 16596616 31319848 872064 2.65 574472 13311964 1938116 5.72 4642568 9965996 32068 Average: 9370655 25668633 6321169 19.24 563152 15101047 9680823 28.55 4698812 16470196 38435 13:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 2.43 2.43 0.68 0.68 0.00 0.00 0.00 0.00 13:10:01 ens3 520.42 306.27 4771.29 99.55 0.00 0.00 0.00 0.00 13:10:01 docker0 35.81 62.81 2.47 873.99 0.00 0.00 0.00 0.00 13:10:01 veth62ccd95 10.07 13.23 0.68 101.51 0.00 0.00 0.00 0.01 13:20:01 lo 31.24 31.24 134.07 134.07 0.00 0.00 0.00 0.00 13:20:01 ens3 65.31 36.15 1306.50 6.05 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 br-2e0172c09693 23.42 26.00 30.57 116.85 0.00 0.00 0.00 0.00 13:20:01 veth2f9585d 110.40 114.76 67.87 59.44 0.00 0.00 0.00 0.01 13:20:01 vethfb19865 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 13:20:01 veth34b4be3 8.96 9.29 36.81 22.96 0.00 0.00 0.00 0.00 13:20:01 vetheffd38c 15.60 15.23 141.19 36.99 0.00 0.00 0.00 0.01 13:20:01 veth5ae0ae1 31.86 34.84 30.81 256.41 0.00 0.00 0.00 0.02 13:20:01 veth0e878b9 88.92 83.33 79.46 47.19 0.00 0.00 0.00 0.01 13:20:01 vethd6754a9 27.23 27.29 15.81 20.92 0.00 0.00 0.00 0.00 13:30:03 lo 46.54 46.54 209.27 209.27 0.00 0.00 0.00 0.00 13:30:03 ens3 10.46 8.99 29.06 2.59 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 26.77 26.77 114.84 114.84 0.00 0.00 0.00 0.00 Average: ens3 198.32 116.90 2031.84 35.98 0.00 0.00 0.00 0.00 Average: docker0 11.91 20.89 0.82 290.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2828) 10/18/26 _x86_64_ (8 CPU) 12:58:50 LINUX RESTART (8 CPU) 13:00:03 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 41.76 0.00 6.12 1.18 0.02 50.91 13:10:01 0 44.06 0.00 5.53 0.79 0.03 49.59 13:10:01 1 40.58 0.00 6.77 1.06 0.02 51.57 13:10:01 2 39.12 0.00 6.00 1.21 0.02 53.65 13:10:01 3 44.18 0.00 6.66 1.42 0.02 47.72 13:10:01 4 41.88 0.00 6.07 1.14 0.02 50.90 13:10:01 5 41.25 0.00 5.94 1.17 0.02 51.62 13:10:01 6 42.93 0.00 5.91 1.52 0.02 49.62 13:10:01 7 40.06 0.00 6.10 1.16 0.03 52.65 13:20:01 all 20.32 0.03 3.67 0.43 0.01 75.54 13:20:01 0 19.79 0.03 4.16 0.25 0.01 75.76 13:20:01 1 20.32 0.02 3.89 0.70 0.01 75.07 13:20:01 2 20.37 0.03 3.51 0.25 0.01 75.82 13:20:01 3 21.20 0.05 3.63 0.30 0.01 74.81 13:20:01 4 19.82 0.05 3.52 0.28 0.02 76.31 13:20:01 5 20.52 0.04 3.58 0.28 0.01 75.57 13:20:01 6 19.73 0.02 3.43 0.59 0.01 76.22 13:20:01 7 20.77 0.03 3.59 0.79 0.01 74.80 13:30:03 all 15.45 0.01 3.65 0.21 0.01 80.66 13:30:03 0 14.68 0.01 4.44 0.16 0.01 80.69 13:30:03 1 14.76 0.00 3.89 0.39 0.01 80.93 13:30:03 2 14.37 0.02 3.70 0.12 0.02 81.77 13:30:03 3 16.59 0.01 3.56 0.25 0.01 79.59 13:30:03 4 15.68 0.00 3.36 0.20 0.01 80.75 13:30:03 5 15.88 0.01 3.52 0.29 0.01 80.30 13:30:03 6 15.67 0.01 3.31 0.15 0.01 80.85 13:30:03 7 16.02 0.01 3.44 0.15 0.01 80.38 Average: all 25.82 0.01 4.48 0.61 0.02 69.07 Average: 0 26.12 0.01 4.71 0.40 0.02 68.73 Average: 1 25.19 0.01 4.85 0.71 0.02 69.22 Average: 2 24.60 0.02 4.40 0.53 0.02 70.44 Average: 3 27.30 0.02 4.61 0.65 0.02 67.40 Average: 4 25.77 0.02 4.31 0.54 0.01 69.35 Average: 5 25.88 0.01 4.35 0.58 0.01 69.17 Average: 6 26.09 0.01 4.22 0.75 0.02 68.91 Average: 7 25.60 0.01 4.37 0.70 0.02 69.30