---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-7091 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): 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: 5600.02 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 17G 62G 22% / 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 641 6503 4 8843 15004 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:18:47:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.252/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85029sec preferred_lft 85029sec inet6 fe80::f816:3eff:fe18:4706/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:5c:e5:28:0b:8a 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 ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-7091) 10/05/26 _x86_64_ (4 CPU) 05:17:26 LINUX RESTART (4 CPU) 05:20:39 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:09 47.08 3.95 40.97 2.15 404.81 16657.36 11560.55 05:40:02 241.88 3.48 229.07 9.33 163.23 14750.70 130675.25 Average: 146.38 3.71 136.85 5.81 281.67 15685.44 72278.92 05:20:39 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:09 7666912 13670808 2275004 13.89 203724 5793460 2545412 14.61 1240952 6904972 140932 05:40:02 6695592 15401252 521996 3.19 332180 8151368 1063112 6.10 2205720 6673728 11760 Average: 7181252 14536030 1398500 8.54 267952 6972414 1804262 10.36 1723336 6789350 76346 05:20:39 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:09 lo 0.75 0.75 0.22 0.22 0.00 0.00 0.00 0.00 05:30:09 ens3 213.59 165.46 1861.40 33.50 0.00 0.00 0.00 0.00 05:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:02 lo 17.79 17.79 1.70 1.70 0.00 0.00 0.00 0.00 05:40:02 ens3 114.41 116.82 306.14 672.39 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.44 9.44 0.97 0.97 0.00 0.00 0.00 0.00 Average: ens3 163.03 140.67 1068.61 359.17 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-7091) 10/05/26 _x86_64_ (4 CPU) 05:17:26 LINUX RESTART (4 CPU) 05:20:39 CPU %user %nice %system %iowait %steal %idle 05:30:09 all 39.69 0.00 3.57 0.42 0.02 56.31 05:30:09 0 38.05 0.00 3.44 0.47 0.02 58.01 05:30:09 1 38.95 0.00 3.41 0.39 0.02 57.24 05:30:09 2 41.95 0.00 3.90 0.46 0.02 53.67 05:30:09 3 39.81 0.00 3.52 0.35 0.02 56.30 05:40:02 all 37.69 0.00 3.40 0.30 0.02 58.59 05:40:02 0 34.87 0.00 3.48 0.29 0.02 61.35 05:40:02 1 36.65 0.00 3.16 0.36 0.02 59.81 05:40:02 2 39.84 0.00 3.72 0.28 0.03 56.13 05:40:02 3 39.42 0.00 3.24 0.26 0.03 57.06 Average: all 38.67 0.00 3.48 0.36 0.02 57.47 Average: 0 36.43 0.00 3.46 0.38 0.02 59.71 Average: 1 37.77 0.00 3.28 0.38 0.02 58.55 Average: 2 40.88 0.00 3.81 0.37 0.03 54.92 Average: 3 39.61 0.00 3.38 0.30 0.02 56.69