---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19958 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 66G 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 647 9185 4 6155 14999 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:52:8c:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84175sec preferred_lft 84175sec inet6 fe80::f816:3eff:fe52:8c4e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:16:d0:42:dd:57 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-19958) 02/22/26 _x86_64_ (4 CPU) 17:07:10 LINUX RESTART (4 CPU) 17:10:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:31 17.94 0.57 4.21 13.15 609.71 664.61 253623.84 17:30:01 1.38 0.07 1.32 0.00 3.41 16.01 0.00 17:40:09 71.75 4.62 64.61 2.52 266.85 10195.63 11239.02 Average: 31.03 1.79 23.94 5.30 298.05 3716.18 89407.43 17:10:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:31 13442356 15531676 482848 2.95 58876 2254468 1153636 6.62 402108 2275944 160 17:30:01 13437936 15528624 485848 2.97 59288 2255444 1157328 6.64 402864 2289816 4 17:40:09 8476916 13500564 2453556 14.99 137520 4974272 2680500 15.39 1331768 6135448 4340 Average: 11785736 14853621 1140751 6.97 85228 3161395 1663821 9.55 712247 3567069 1501 17:10:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:31 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 17:20:31 ens3 10.30 5.85 185.77 0.43 0.00 0.00 0.00 0.00 17:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 17:30:01 ens3 0.92 0.56 0.94 0.61 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:09 lo 776.25 776.25 739.16 739.16 0.00 0.00 0.00 0.00 17:40:09 ens3 140.41 107.94 1229.44 22.84 0.00 0.00 0.00 0.00 17:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 265.55 265.55 252.80 252.80 0.00 0.00 0.00 0.00 Average: ens3 51.79 39.07 483.43 8.15 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-19958) 02/22/26 _x86_64_ (4 CPU) 17:07:10 LINUX RESTART (4 CPU) 17:10:31 CPU %user %nice %system %iowait %steal %idle 17:20:31 all 0.62 0.00 0.13 0.16 0.02 99.07 17:20:31 0 0.27 0.00 0.12 0.30 0.02 99.29 17:20:31 1 1.55 0.00 0.14 0.10 0.03 98.18 17:20:31 2 0.31 0.00 0.16 0.19 0.04 99.31 17:20:31 3 0.33 0.00 0.11 0.06 0.01 99.49 17:30:01 all 0.19 0.00 0.03 0.01 0.02 99.75 17:30:01 0 0.03 0.00 0.03 0.01 0.02 99.92 17:30:01 1 0.61 0.00 0.03 0.01 0.02 99.33 17:30:01 2 0.06 0.00 0.03 0.02 0.02 99.87 17:30:01 3 0.05 0.00 0.03 0.00 0.02 99.90 17:40:09 all 49.13 0.00 2.11 0.38 0.08 48.30 17:40:09 0 46.50 0.00 1.82 0.25 0.08 51.35 17:40:09 1 47.37 0.00 2.24 0.14 0.08 50.18 17:40:09 2 48.37 0.00 1.95 0.58 0.08 49.02 17:40:09 3 54.28 0.00 2.42 0.58 0.08 42.64 Average: all 17.02 0.00 0.77 0.19 0.04 81.98 Average: 0 15.97 0.00 0.67 0.19 0.04 83.13 Average: 1 16.84 0.00 0.82 0.08 0.04 82.21 Average: 2 16.64 0.00 0.73 0.27 0.05 82.32 Average: 3 18.64 0.00 0.87 0.22 0.03 80.24