---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61609 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 65G 17% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 683 8009 4 7296 14962 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:aa:e9:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84387sec preferred_lft 84387sec inet6 fe80::f816:3eff:feaa:e945/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:7c:02:b5:a5:32 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::107c:2ff:feb5:a532/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61609) 10/03/26 _x86_64_ (4 CPU) 10:58:01 LINUX RESTART (4 CPU) 11:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:06 31.44 2.73 25.09 3.62 371.17 5644.20 29737.05 11:20:02 19.21 0.21 16.39 2.62 5.90 1653.48 23122.25 11:30:06 41.31 2.11 36.38 2.82 328.02 9879.20 7627.69 Average: 30.71 1.69 26.00 3.02 235.83 5745.96 20124.03 11:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:06 8985516 12946984 3008672 18.38 137040 3930604 3306436 18.98 759312 6216100 30900 11:20:02 8892876 13203360 2748404 16.79 156656 4232988 2934836 16.85 876796 6144052 8696 11:30:06 8214372 15327616 609696 3.72 198460 6848828 1239564 7.12 1892660 5648008 192 Average: 8697588 13825987 2122257 12.96 164052 5004140 2493612 14.31 1176256 6002720 13263 11:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:06 lo 19.38 19.38 4.04 4.04 0.00 0.00 0.00 0.00 11:10:06 ens3 111.60 80.27 1071.18 10.67 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 1071.82 1071.82 989.88 989.88 0.00 0.00 0.00 0.00 11:20:02 ens3 33.17 25.43 261.99 3.91 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:06 lo 1287.84 1287.84 1250.42 1250.42 0.00 0.00 0.00 0.00 11:30:06 ens3 117.75 127.42 440.18 1411.41 0.00 0.00 0.00 0.00 11:30:06 docker0 63.62 54.31 850.84 6.82 0.00 0.00 0.00 0.00 Average: lo 793.55 793.55 748.76 748.76 0.00 0.00 0.00 0.00 Average: ens3 87.72 77.96 591.56 478.81 0.00 0.00 0.00 0.00 Average: docker0 21.37 18.24 285.72 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61609) 10/03/26 _x86_64_ (4 CPU) 10:58:01 LINUX RESTART (4 CPU) 11:00:06 CPU %user %nice %system %iowait %steal %idle 11:10:06 all 42.02 0.00 1.88 0.23 0.03 55.84 11:10:06 0 41.41 0.00 1.62 0.20 0.03 56.73 11:10:06 1 40.93 0.00 1.86 0.23 0.03 56.95 11:10:06 2 41.53 0.00 1.77 0.30 0.03 56.37 11:10:06 3 44.21 0.00 2.26 0.20 0.03 53.29 11:20:02 all 24.92 0.00 1.63 0.08 0.01 73.35 11:20:02 0 25.01 0.00 1.49 0.07 0.01 73.43 11:20:02 1 25.17 0.00 1.83 0.08 0.02 72.91 11:20:02 2 25.70 0.00 1.64 0.04 0.02 72.59 11:20:02 3 23.82 0.00 1.54 0.15 0.01 74.48 11:30:06 all 38.60 0.00 2.78 0.24 0.02 58.36 11:30:06 0 40.85 0.00 3.22 0.27 0.03 55.62 11:30:06 1 37.50 0.00 2.80 0.20 0.02 59.49 11:30:06 2 39.28 0.00 3.12 0.26 0.02 57.32 11:30:06 3 36.77 0.00 1.97 0.22 0.02 61.02 Average: all 35.22 0.00 2.10 0.19 0.02 62.48 Average: 0 35.80 0.00 2.12 0.18 0.02 61.89 Average: 1 34.56 0.00 2.17 0.17 0.02 63.08 Average: 2 35.53 0.00 2.18 0.20 0.02 62.06 Average: 3 34.97 0.00 1.93 0.19 0.02 62.88