---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-894 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 25G 131G 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 853 16732 4 14506 30770 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:9f:ec:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.158/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85022sec preferred_lft 85022sec inet6 fe80::f816:3eff:fe9f:ec3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:3a:3b:84:c2:f8 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::f03a:3bff:fe84:c2f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-894) 11/04/26 _x86_64_ (8 CPU) 13:07:18 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:04 516.41 1.77 500.36 14.28 81.65 56029.47 132890.57 13:30:08 57.98 5.50 44.92 7.57 255.83 7697.04 134930.77 Average: 287.28 3.63 272.72 10.92 168.71 31871.85 133910.31 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:04 1013676 19560172 12501484 38.04 577068 17215400 21185616 62.47 4300476 23865400 22924 13:30:08 17071428 31482264 715216 2.18 561924 13048240 1723524 5.08 4285240 9892924 52984 Average: 9042552 25521218 6608350 20.11 569496 15131820 11454570 33.78 4292858 16879162 37954 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:04 lo 1.04 1.04 0.29 0.29 0.00 0.00 0.00 0.00 13:20:04 ens3 424.26 245.67 4192.93 71.26 0.00 0.00 0.00 0.00 13:20:04 docker0 24.14 47.16 1.41 678.51 0.00 0.00 0.00 0.00 13:20:04 br-afbd5654656e 1.31 1.29 0.26 3.88 0.00 0.00 0.00 0.00 13:20:04 veth0b95082 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:20:04 veth87ebdc0 0.13 0.19 0.02 0.08 0.00 0.00 0.00 0.00 13:20:04 veth769ad7a 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:20:04 veth75fb303 57.43 60.02 33.98 35.55 0.00 0.00 0.00 0.00 13:20:04 vethe58f461 0.87 0.96 0.12 3.85 0.00 0.00 0.00 0.00 13:20:04 vetha82f08e 55.44 51.91 47.60 31.45 0.00 0.00 0.00 0.00 13:20:04 veth4d1c03f 0.80 0.72 0.11 0.81 0.00 0.00 0.00 0.00 13:30:08 lo 71.78 71.78 326.68 326.68 0.00 0.00 0.00 0.00 13:30:08 ens3 11.40 9.65 21.43 3.21 0.00 0.00 0.00 0.00 13:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 36.40 36.40 163.42 163.42 0.00 0.00 0.00 0.00 Average: ens3 217.90 127.70 2107.92 37.25 0.00 0.00 0.00 0.00 Average: docker0 12.07 23.59 0.70 339.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-894) 11/04/26 _x86_64_ (8 CPU) 13:07:18 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:04 all 26.72 0.03 4.97 1.13 0.02 67.12 13:20:04 0 27.47 0.02 5.00 0.96 0.02 66.53 13:20:04 1 26.54 0.03 5.38 0.99 0.02 67.04 13:20:04 2 23.95 0.01 5.15 1.46 0.02 69.41 13:20:04 3 28.56 0.04 5.21 1.13 0.02 65.04 13:20:04 4 23.98 0.03 4.55 1.09 0.02 70.32 13:20:04 5 30.81 0.06 4.51 1.05 0.02 63.54 13:20:04 6 25.09 0.03 4.80 1.13 0.02 68.93 13:20:04 7 27.36 0.02 5.19 1.26 0.02 66.16 13:30:08 all 20.61 0.01 4.53 0.24 0.02 74.59 13:30:08 0 20.82 0.01 5.68 0.24 0.02 73.23 13:30:08 1 20.61 0.02 5.08 0.30 0.02 73.97 13:30:08 2 20.03 0.00 4.70 0.20 0.02 75.05 13:30:08 3 20.87 0.01 4.26 0.22 0.02 74.61 13:30:08 4 21.92 0.00 4.43 0.31 0.02 73.32 13:30:08 5 19.92 0.00 4.05 0.14 0.02 75.87 13:30:08 6 19.74 0.01 3.98 0.35 0.02 75.91 13:30:08 7 20.94 0.01 4.05 0.16 0.02 74.82 Average: all 23.66 0.02 4.75 0.69 0.02 70.86 Average: 0 24.13 0.01 5.34 0.60 0.02 69.89 Average: 1 23.57 0.02 5.23 0.64 0.02 70.51 Average: 2 21.99 0.01 4.92 0.83 0.02 72.23 Average: 3 24.71 0.02 4.73 0.68 0.02 69.83 Average: 4 22.95 0.02 4.49 0.70 0.02 71.82 Average: 5 25.37 0.03 4.28 0.60 0.02 69.70 Average: 6 22.42 0.02 4.39 0.74 0.02 72.42 Average: 7 24.15 0.01 4.62 0.71 0.02 70.49