---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-40366 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 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 66G 16% / 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 659 8777 4 6551 14986 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:98:c2:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83788sec preferred_lft 83788sec inet6 fe80::f816:3eff:fe98:c277/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:31:26:1b:b7:16 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-40366) 08/23/26 _x86_64_ (4 CPU) 05:23:15 LINUX RESTART (4 CPU) 05:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:06 23.71 2.94 18.65 2.12 161.02 3648.22 3754.14 05:50:08 23.96 0.01 21.31 2.64 0.36 2036.73 10087.48 06:00:21 20.60 0.03 18.70 1.86 0.64 3743.50 4755.45 Average: 22.74 0.99 19.55 2.20 53.59 3145.89 6192.84 05:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:06 10068288 13608448 2350748 14.36 138724 3525844 2531560 14.53 637716 5293420 15060 05:50:08 9288740 13212060 2744100 16.76 153412 3862048 2834576 16.27 746796 5906080 30340 06:00:21 8326052 13118932 2833188 17.30 166556 4684392 2915884 16.74 1006996 6562008 1968 Average: 9227693 13313147 2642679 16.14 152897 4024095 2760673 15.85 797169 5920503 15789 05:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:06 lo 1138.52 1138.52 1079.11 1079.11 0.00 0.00 0.00 0.00 05:40:06 ens3 112.56 87.24 1011.05 17.67 0.00 0.00 0.00 0.00 05:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:08 lo 1265.75 1265.75 1206.08 1206.08 0.00 0.00 0.00 0.00 05:50:08 ens3 40.00 30.69 19.36 10.93 0.00 0.00 0.00 0.00 05:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:21 lo 1020.81 1020.81 7340.77 7340.77 0.00 0.00 0.00 0.00 06:00:21 ens3 27.89 20.54 31.02 7.90 0.00 0.00 0.00 0.00 06:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1140.98 1140.98 3235.22 3235.22 0.00 0.00 0.00 0.00 Average: ens3 59.91 45.96 351.26 12.14 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-40366) 08/23/26 _x86_64_ (4 CPU) 05:23:15 LINUX RESTART (4 CPU) 05:30:06 CPU %user %nice %system %iowait %steal %idle 05:40:06 all 46.42 0.00 1.97 0.09 0.07 51.45 05:40:06 0 46.07 0.00 1.86 0.06 0.07 51.94 05:40:06 1 45.76 0.00 2.08 0.07 0.06 52.03 05:40:06 2 47.40 0.00 2.15 0.11 0.07 50.27 05:40:06 3 46.46 0.00 1.81 0.11 0.07 51.55 05:50:08 all 67.51 0.00 2.45 0.05 0.10 29.90 05:50:08 0 65.58 0.00 2.48 0.05 0.10 31.79 05:50:08 1 69.20 0.00 2.59 0.03 0.10 28.08 05:50:08 2 68.68 0.00 2.22 0.05 0.10 28.96 05:50:08 3 66.57 0.00 2.51 0.07 0.09 30.77 06:00:21 all 47.74 0.00 1.88 0.07 0.09 50.22 06:00:21 0 54.50 0.00 1.91 0.07 0.10 43.42 06:00:21 1 44.83 0.00 1.91 0.04 0.10 53.12 06:00:21 2 43.18 0.00 1.68 0.11 0.09 54.94 06:00:21 3 48.44 0.00 2.00 0.06 0.09 49.41 Average: all 53.85 0.00 2.10 0.07 0.09 43.89 Average: 0 55.39 0.00 2.08 0.06 0.09 42.38 Average: 1 53.21 0.00 2.19 0.05 0.09 44.47 Average: 2 53.03 0.00 2.02 0.09 0.08 44.79 Average: 3 53.79 0.00 2.11 0.08 0.08 43.94