---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11555 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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: 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 nrip_save 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 12G 67G 15% / 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 636 9403 4 5949 15010 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:c5:83:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84094sec preferred_lft 84094sec inet6 fe80::f816:3eff:fec5:8385/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:98:37:6c:f4:f5 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11555) 11/18/25 _x86_64_ (4 CPU) 07:32:00 LINUX RESTART (4 CPU) 07:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:08 0.92 0.01 0.91 0.01 0.04 13.27 146.91 08:00:08 32.52 4.17 27.66 0.68 255.97 3287.96 548.61 08:10:08 35.83 0.62 31.34 3.88 27.52 10054.88 14850.53 Average: 23.09 1.60 19.97 1.52 94.51 4452.04 5182.02 07:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:08 13483440 15526144 488600 2.98 57600 2209240 1141712 6.55 384248 2253064 268 08:00:08 10865244 13888700 2075204 12.67 107096 3090784 2463400 14.14 629360 4543328 42124 08:10:08 9688644 15427396 523712 3.20 145712 5652368 1038444 5.96 1562828 4657164 13900 Average: 11345776 14947413 1029172 6.29 103469 3650797 1547852 8.88 858812 3817852 18764 07:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:08 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 07:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:08 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 08:00:08 ens3 78.84 56.66 714.19 12.48 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 lo 1129.62 1129.62 1072.31 1072.31 0.00 0.00 0.00 0.00 08:10:08 ens3 91.05 75.01 419.41 103.76 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 376.75 376.75 357.46 357.46 0.00 0.00 0.00 0.00 Average: ens3 56.69 43.91 377.88 38.75 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11555) 11/18/25 _x86_64_ (4 CPU) 07:32:00 LINUX RESTART (4 CPU) 07:40:08 CPU %user %nice %system %iowait %steal %idle 07:50:08 all 0.20 0.00 0.02 0.01 0.02 99.74 07:50:08 0 0.02 0.00 0.01 0.00 0.01 99.96 07:50:08 1 0.03 0.00 0.04 0.04 0.03 99.87 07:50:08 2 0.73 0.00 0.02 0.01 0.03 99.20 07:50:08 3 0.02 0.00 0.02 0.00 0.01 99.95 08:00:08 all 14.31 0.00 0.66 0.33 0.05 84.65 08:00:08 0 12.47 0.00 0.64 0.46 0.03 86.39 08:00:08 1 12.93 0.00 0.57 0.61 0.06 85.83 08:00:08 2 15.30 0.00 0.73 0.08 0.06 83.84 08:00:08 3 16.53 0.00 0.72 0.16 0.04 82.55 08:10:08 all 50.14 0.00 2.34 0.43 0.10 46.98 08:10:08 0 53.65 0.00 2.37 0.33 0.11 43.54 08:10:08 1 44.86 0.00 2.08 0.41 0.10 52.56 08:10:08 2 55.85 0.00 2.72 0.65 0.11 40.67 08:10:08 3 46.22 0.00 2.19 0.33 0.10 51.17 Average: all 21.51 0.00 1.01 0.26 0.06 77.17 Average: 0 22.01 0.00 1.01 0.26 0.05 76.67 Average: 1 19.26 0.00 0.89 0.36 0.06 79.43 Average: 2 23.90 0.00 1.16 0.24 0.07 74.64 Average: 3 20.88 0.00 0.97 0.16 0.05 77.93