---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7462 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 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 612 8667 4 6709 15034 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:f6:44:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84148sec preferred_lft 84148sec inet6 fe80::f816:3eff:fef6:444c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:25:92:59:7f:86 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-7462) 02/03/26 _x86_64_ (4 CPU) 19:03:29 LINUX RESTART (4 CPU) 19:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 24.51 0.40 21.17 2.94 19.40 2944.30 6904.69 19:30:04 33.08 0.00 29.49 3.59 0.08 2513.23 15158.14 19:40:01 12.51 0.14 11.16 1.21 6.61 8267.18 1730.01 Average: 23.40 0.18 20.64 2.58 8.66 4567.58 7957.36 19:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 9104516 12850996 3106268 18.97 138172 3734232 3316636 19.04 863540 6011576 3952 19:30:04 8763472 12936544 3017068 18.43 160876 4106496 3231436 18.55 982396 6200580 29668 19:40:01 8965580 15475084 470740 2.88 177352 6350676 1008560 5.79 1796952 5082756 316 Average: 8944523 13754208 2198025 13.42 158800 4730468 2518877 14.46 1214296 5764971 11312 19:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 1374.51 1374.51 1303.08 1303.08 0.00 0.00 0.00 0.00 19:20:01 ens3 51.57 41.18 59.66 13.25 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:04 lo 1474.10 1474.10 1403.96 1403.96 0.00 0.00 0.00 0.00 19:30:04 ens3 48.77 36.15 27.74 12.53 0.00 0.00 0.00 0.00 19:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 250.24 250.24 6875.26 6875.26 0.00 0.00 0.00 0.00 19:40:01 ens3 83.51 94.46 119.58 1042.87 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1034.52 1034.52 3187.79 3187.79 0.00 0.00 0.00 0.00 Average: ens3 61.24 57.19 68.84 355.00 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-7462) 02/03/26 _x86_64_ (4 CPU) 19:03:29 LINUX RESTART (4 CPU) 19:10:04 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 68.51 0.00 2.65 0.06 0.10 28.69 19:20:01 0 67.69 0.00 2.50 0.10 0.10 29.61 19:20:01 1 67.55 0.00 2.44 0.03 0.09 29.89 19:20:01 2 71.25 0.00 3.14 0.05 0.10 25.46 19:20:01 3 67.55 0.00 2.52 0.06 0.10 29.77 19:30:04 all 63.42 0.00 2.72 0.10 0.10 33.67 19:30:04 0 63.21 0.00 2.68 0.07 0.10 33.94 19:30:04 1 63.85 0.00 2.70 0.06 0.10 33.29 19:30:04 2 62.70 0.00 2.73 0.15 0.10 34.33 19:30:04 3 63.93 0.00 2.76 0.11 0.10 33.11 19:40:01 all 32.96 0.00 1.09 0.20 0.07 65.68 19:40:01 0 28.35 0.00 1.28 0.08 0.07 70.23 19:40:01 1 39.39 0.00 1.21 0.24 0.07 59.08 19:40:01 2 23.47 0.00 0.97 0.45 0.07 75.04 19:40:01 3 40.63 0.00 0.91 0.02 0.07 58.37 Average: all 54.98 0.00 2.15 0.12 0.09 42.66 Average: 0 53.08 0.00 2.15 0.08 0.09 44.59 Average: 1 56.95 0.00 2.12 0.11 0.09 40.74 Average: 2 52.49 0.00 2.28 0.22 0.09 44.92 Average: 3 57.38 0.00 2.06 0.06 0.09 40.40