---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10267 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 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 724 9300 4 5964 14922 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:99:97:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83765sec preferred_lft 83765sec inet6 fe80::f816:3eff:fe99:977e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:16:b2:d0:50:94 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-10267) 02/13/26 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:01 16.61 2.28 13.25 1.07 135.75 3836.79 1611.96 20:50:01 59.57 0.33 48.97 10.27 10.87 4272.44 33823.49 21:00:01 29.94 0.03 24.27 5.63 0.83 2728.23 11365.77 Average: 35.37 0.88 28.83 5.66 49.15 3612.48 15600.41 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 9732228 13487432 2468532 15.08 164452 3686428 2943776 16.90 759892 5471000 83932 20:50:01 8674552 13196860 2751644 16.81 207972 4344280 3241376 18.61 950576 6248364 18340 21:00:01 9703048 15415680 529448 3.23 242408 5436908 1048644 6.02 1342108 4757620 686676 Average: 9369943 14033324 1916541 11.71 204944 4489205 2411265 13.84 1017525 5492328 262983 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 20:40:01 ens3 106.71 84.30 522.35 22.20 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5358.74 5358.74 5107.71 5107.71 0.00 0.00 0.00 0.00 20:50:01 ens3 99.76 72.28 303.22 20.95 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 3292.49 3292.49 3138.18 3138.18 0.00 0.00 0.00 0.00 21:00:01 ens3 68.47 52.96 98.28 17.68 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2884.18 2884.18 2748.67 2748.67 0.00 0.00 0.00 0.00 Average: ens3 91.65 69.85 307.95 20.28 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-10267) 02/13/26 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 68.67 0.00 2.41 0.18 0.10 28.64 20:40:01 0 66.04 0.00 2.22 0.22 0.10 31.42 20:40:01 1 69.03 0.00 2.16 0.13 0.10 28.58 20:40:01 2 70.48 0.00 2.64 0.13 0.10 26.66 20:40:01 3 69.15 0.00 2.61 0.25 0.11 27.88 20:50:01 all 60.69 0.00 4.07 0.28 0.10 34.86 20:50:01 0 60.12 0.00 4.13 0.22 0.10 35.44 20:50:01 1 60.65 0.00 4.16 0.44 0.10 34.64 20:50:01 2 60.83 0.00 4.01 0.23 0.10 34.83 20:50:01 3 61.16 0.00 3.99 0.21 0.10 34.54 21:00:01 all 46.87 0.00 3.10 7.78 0.11 42.14 21:00:01 0 46.02 0.00 3.06 5.84 0.11 44.98 21:00:01 1 46.15 0.00 3.39 8.02 0.11 42.33 21:00:01 2 46.70 0.00 2.95 7.85 0.11 42.39 21:00:01 3 48.61 0.00 3.02 9.40 0.12 38.86 Average: all 58.77 0.00 3.19 2.74 0.10 35.20 Average: 0 57.41 0.00 3.13 2.09 0.10 37.27 Average: 1 58.64 0.00 3.24 2.86 0.10 35.17 Average: 2 59.35 0.00 3.20 2.73 0.10 34.62 Average: 3 59.67 0.00 3.20 3.27 0.11 33.74