---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4108 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 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 860 16753 4 14478 30763 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:ed:03:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.84/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84805sec preferred_lft 84805sec inet6 fe80::f816:3eff:feed:3c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:c6:eb:08:21:61 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::cc6:ebff:fe08:2161/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-4108) 10/22/26 _x86_64_ (8 CPU) 09:13:44 LINUX RESTART (8 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 271.42 0.76 240.51 30.14 31.16 46250.76 536544.05 09:40:06 49.22 5.03 36.78 7.40 248.77 5369.73 58539.13 Average: 160.00 2.91 138.35 18.74 140.28 25751.29 296852.23 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 284096 17795804 13835412 42.10 557492 16631052 22736848 67.05 4359468 24522648 36628 09:40:06 17133900 31492444 704896 2.14 562992 13000816 1761896 5.20 4194780 9922528 164 Average: 8708998 24644124 7270154 22.12 560242 14815934 12249372 36.12 4277124 17222588 18396 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 20.24 20.24 87.34 87.34 0.00 0.00 0.00 0.00 09:30:01 ens3 313.03 190.69 2738.42 63.32 0.00 0.00 0.00 0.00 09:30:01 docker0 37.87 65.28 2.11 718.81 0.00 0.00 0.00 0.00 09:30:01 br-f13e968d862e 15.74 18.02 21.47 78.75 0.00 0.00 0.00 0.00 09:30:01 veth36f4bb4 22.02 24.60 21.33 194.55 0.00 0.00 0.00 0.02 09:30:01 vethd52a48b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth741fe96 91.99 95.24 56.36 53.16 0.00 0.00 0.00 0.00 09:30:01 veth90547f9 7.22 7.12 30.27 16.33 0.00 0.00 0.00 0.00 09:30:01 vethbdc8fcc 11.79 11.99 117.08 30.39 0.00 0.00 0.00 0.01 09:30:01 veth9bb40dc 75.03 70.57 70.24 40.11 0.00 0.00 0.00 0.01 09:30:01 veth9f40eaa 20.09 20.16 12.14 16.01 0.00 0.00 0.00 0.00 09:40:06 lo 53.21 53.21 240.24 240.24 0.00 0.00 0.00 0.00 09:40:06 ens3 11.44 9.79 24.82 3.56 0.00 0.00 0.00 0.00 09:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 36.77 36.77 164.01 164.01 0.00 0.00 0.00 0.00 Average: ens3 161.80 99.98 1377.70 33.36 0.00 0.00 0.00 0.00 Average: docker0 18.88 32.55 1.05 358.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-4108) 10/22/26 _x86_64_ (8 CPU) 09:13:44 LINUX RESTART (8 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 29.45 0.02 4.71 1.30 0.12 64.39 09:30:01 0 27.78 0.02 5.34 1.08 0.12 65.66 09:30:01 1 30.04 0.05 4.98 1.15 0.12 63.66 09:30:01 2 28.22 0.02 5.00 1.11 0.12 65.52 09:30:01 3 28.82 0.04 4.69 1.45 0.12 64.89 09:30:01 4 28.75 0.02 4.51 1.19 0.11 65.42 09:30:01 5 31.18 0.01 4.59 2.33 0.12 61.77 09:30:01 6 27.74 0.03 4.22 1.01 0.12 66.88 09:30:01 7 33.13 0.01 4.36 1.09 0.11 61.29 09:40:06 all 14.73 0.01 3.62 0.20 0.11 81.32 09:40:06 0 14.04 0.02 4.73 0.17 0.11 80.93 09:40:06 1 14.31 0.00 4.05 0.32 0.10 81.22 09:40:06 2 15.01 0.00 3.64 0.13 0.11 81.10 09:40:06 3 15.03 0.01 3.36 0.22 0.11 81.27 09:40:06 4 14.09 0.01 3.39 0.22 0.11 82.18 09:40:06 5 15.20 0.01 3.35 0.16 0.11 81.17 09:40:06 6 15.72 0.00 3.26 0.19 0.11 80.72 09:40:06 7 14.49 0.01 3.17 0.21 0.11 82.00 Average: all 22.07 0.02 4.17 0.75 0.11 72.88 Average: 0 20.87 0.02 5.03 0.62 0.12 73.35 Average: 1 22.14 0.02 4.51 0.74 0.11 72.48 Average: 2 21.61 0.01 4.32 0.62 0.11 73.32 Average: 3 21.91 0.03 4.02 0.83 0.11 73.10 Average: 4 21.40 0.01 3.95 0.71 0.11 73.82 Average: 5 23.17 0.01 3.97 1.24 0.11 71.50 Average: 6 21.71 0.01 3.74 0.60 0.11 73.82 Average: 7 23.77 0.01 3.76 0.65 0.11 71.69