---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5366 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 15% / 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 839 13773 4 17479 30784 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:81:d5:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.131/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84378sec preferred_lft 84378sec inet6 fe80::f816:3eff:fe81:d57b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:29:9b:90:7c:8f 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::8c29:9bff:fe90:7c8f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5366) 09/26/26 _x86_64_ (8 CPU) 10:39:45 LINUX RESTART (8 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:15 497.31 14.61 471.71 10.99 1812.13 50251.40 33273.47 11:00:20 13.06 0.23 11.72 1.10 3.34 2053.24 896.91 11:10:00 55.92 0.11 51.33 4.48 16.47 11718.64 52742.39 Average: 192.21 5.10 181.53 5.57 625.13 21624.28 28660.98 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:15 17587072 28189484 4047772 12.32 491484 9582340 5287312 15.59 2811664 11181928 21160 11:00:20 13294544 24459336 7768848 23.64 508904 10073736 13781044 40.64 3020824 15181716 2984 11:10:00 11604068 25559184 6662328 20.27 527908 12752956 6591384 19.44 3769544 16016908 124 Average: 14161895 26069335 6159649 18.74 509432 10803011 8553247 25.22 3200677 14126851 8089 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:15 lo 3.06 3.06 1.09 1.09 0.00 0.00 0.00 0.00 10:50:15 ens3 507.32 352.08 3816.52 805.59 0.00 0.00 0.00 0.00 10:50:15 docker0 15.66 21.48 0.89 256.04 0.00 0.00 0.00 0.00 11:00:20 lo 6.28 6.28 1.03 1.03 0.00 0.00 0.00 0.00 11:00:20 ens3 112.61 81.09 164.32 177.64 0.00 0.00 0.00 0.00 11:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 2.56 2.56 0.70 0.70 0.00 0.00 0.00 0.00 11:10:00 ens3 60.47 30.49 556.18 190.38 0.00 0.00 0.00 0.00 11:10:00 docker0 3.27 4.05 0.63 74.54 0.00 0.00 0.00 0.00 Average: lo 3.98 3.98 0.94 0.94 0.00 0.00 0.00 0.00 Average: ens3 230.57 157.30 1537.56 396.14 0.00 0.00 0.00 0.00 Average: docker0 6.40 8.64 0.51 111.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5366) 09/26/26 _x86_64_ (8 CPU) 10:39:45 LINUX RESTART (8 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:15 all 52.14 0.00 5.11 0.82 0.02 41.90 10:50:15 0 53.39 0.00 5.41 0.64 0.03 40.53 10:50:15 1 50.67 0.00 5.55 0.75 0.02 43.02 10:50:15 2 53.27 0.00 4.83 0.86 0.02 41.02 10:50:15 3 50.48 0.00 5.18 0.99 0.02 43.33 10:50:15 4 52.70 0.00 5.43 1.25 0.01 40.61 10:50:15 5 51.67 0.00 4.87 0.67 0.02 42.77 10:50:15 6 51.47 0.00 4.96 0.74 0.02 42.81 10:50:15 7 53.45 0.00 4.69 0.69 0.01 41.15 11:00:20 all 87.88 0.00 3.08 0.00 0.02 9.01 11:00:20 0 85.98 0.00 2.93 0.00 0.02 11.07 11:00:20 1 87.98 0.00 3.00 0.00 0.01 9.00 11:00:20 2 87.44 0.00 3.06 0.00 0.03 9.47 11:00:20 3 87.47 0.00 2.76 0.00 0.01 9.75 11:00:20 4 91.32 0.00 3.04 0.01 0.01 5.61 11:00:20 5 86.41 0.00 3.42 0.00 0.05 10.13 11:00:20 6 88.31 0.00 3.15 0.01 0.03 8.50 11:00:20 7 88.09 0.00 3.31 0.00 0.03 8.56 11:10:00 all 86.97 0.00 3.49 0.18 0.03 9.33 11:10:00 0 86.61 0.00 3.67 0.10 0.04 9.58 11:10:00 1 88.60 0.00 3.30 0.06 0.02 8.01 11:10:00 2 87.21 0.00 3.45 0.14 0.01 9.20 11:10:00 3 85.83 0.00 3.47 0.06 0.03 10.61 11:10:00 4 86.46 0.00 3.56 0.41 0.02 9.55 11:10:00 5 87.78 0.00 3.77 0.18 0.03 8.24 11:10:00 6 86.34 0.00 3.18 0.14 0.04 10.30 11:10:00 7 86.96 0.00 3.52 0.34 0.04 9.15 Average: all 75.43 0.00 3.91 0.34 0.02 20.30 Average: 0 75.09 0.00 4.01 0.25 0.03 20.62 Average: 1 75.49 0.00 3.97 0.27 0.02 20.25 Average: 2 75.73 0.00 3.79 0.34 0.02 20.12 Average: 3 74.37 0.00 3.81 0.35 0.02 21.44 Average: 4 76.61 0.00 4.02 0.56 0.02 18.79 Average: 5 75.03 0.00 4.02 0.29 0.03 20.62 Average: 6 75.15 0.00 3.78 0.30 0.03 20.75 Average: 7 75.94 0.00 3.85 0.34 0.03 19.84