---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65830 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 18G 138G 11% / 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 763 19232 4 12096 30860 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:37:16:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84418sec preferred_lft 84418sec inet6 fe80::f816:3eff:fe37:1619/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:7a:79:cc:c9:4d 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::247a:79ff:fecc:c94d/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-65830) 10/19/26 _x86_64_ (8 CPU) 22:25:21 LINUX RESTART (8 CPU) 22:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:22 26.26 0.32 10.87 15.06 204.37 5057.53 489809.70 22:50:18 47.55 2.31 44.05 1.19 332.31 23666.94 4278.92 Average: 36.69 1.30 27.13 8.27 267.06 14176.07 251901.53 22:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:22 23619216 28221148 4085184 12.43 150092 4659900 4249644 12.53 892224 7861488 32 22:50:18 19879384 31632532 641072 1.95 236588 11423256 1522204 4.49 3000240 9146740 352 Average: 21749300 29926840 2363128 7.19 193340 8041578 2885924 8.51 1946232 8504114 192 22:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:22 lo 5.46 5.46 0.53 0.53 0.00 0.00 0.00 0.00 22:40:22 ens3 43.43 34.58 143.71 10.40 0.00 0.00 0.00 0.00 22:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:18 lo 287.31 287.31 280.35 280.35 0.00 0.00 0.00 0.00 22:50:18 ens3 75.67 59.80 379.85 105.22 0.00 0.00 0.00 0.00 22:50:18 docker0 9.86 7.70 91.80 1.43 0.00 0.00 0.00 0.00 22:50:18 veth3b81cdf 9.85 7.70 91.93 1.43 0.00 0.00 0.00 0.01 Average: lo 143.57 143.57 137.64 137.64 0.00 0.00 0.00 0.00 Average: ens3 59.23 46.94 259.42 56.86 0.00 0.00 0.00 0.00 Average: docker0 4.83 3.77 44.98 0.70 0.00 0.00 0.00 0.00 Average: veth3b81cdf 4.83 3.77 45.05 0.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-65830) 10/19/26 _x86_64_ (8 CPU) 22:25:21 LINUX RESTART (8 CPU) 22:30:01 CPU %user %nice %system %iowait %steal %idle 22:40:22 all 38.40 0.00 1.60 0.06 0.02 59.93 22:40:22 0 39.00 0.00 1.60 0.10 0.02 59.29 22:40:22 1 37.26 0.00 1.74 0.11 0.02 60.87 22:40:22 2 39.86 0.00 1.47 0.06 0.02 58.59 22:40:22 3 39.71 0.00 1.69 0.01 0.01 58.57 22:40:22 4 37.02 0.00 1.54 0.06 0.01 61.37 22:40:22 5 37.75 0.00 1.56 0.11 0.01 60.57 22:40:22 6 38.86 0.00 1.64 0.02 0.02 59.45 22:40:22 7 37.69 0.00 1.55 0.01 0.01 60.73 22:50:18 all 17.55 0.00 1.62 0.22 0.01 80.59 22:50:18 0 17.04 0.00 1.64 0.18 0.01 81.13 22:50:18 1 20.28 0.00 1.94 0.10 0.01 77.67 22:50:18 2 19.39 0.00 1.67 0.26 0.01 78.67 22:50:18 3 16.78 0.00 1.48 0.42 0.01 81.32 22:50:18 4 21.30 0.00 1.68 0.07 0.01 76.93 22:50:18 5 14.24 0.00 1.30 0.07 0.01 84.39 22:50:18 6 15.32 0.00 1.66 0.26 0.01 82.76 22:50:18 7 16.09 0.00 1.61 0.42 0.01 81.87 Average: all 28.19 0.00 1.61 0.14 0.01 70.05 Average: 0 28.23 0.00 1.62 0.14 0.01 70.00 Average: 1 28.95 0.00 1.84 0.11 0.01 69.09 Average: 2 29.84 0.00 1.57 0.16 0.01 68.42 Average: 3 28.49 0.00 1.58 0.21 0.01 69.71 Average: 4 29.32 0.00 1.61 0.06 0.01 68.99 Average: 5 26.23 0.00 1.43 0.09 0.01 72.24 Average: 6 27.34 0.00 1.65 0.14 0.01 70.86 Average: 7 27.12 0.00 1.58 0.21 0.01 71.08