---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25275 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: 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 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 678 8762 4 6549 14968 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:ea:ba:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84433sec preferred_lft 84433sec inet6 fe80::f816:3eff:feea:ba68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:56:01:6c:c5:70 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-25275) 03/02/26 _x86_64_ (4 CPU) 10:37:28 LINUX RESTART (4 CPU) 10:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:18 42.21 3.36 23.18 15.67 565.10 3895.49 253238.66 11:00:01 27.24 0.03 24.30 2.91 0.41 2231.80 18068.25 Average: 34.84 1.72 23.73 9.39 287.06 3076.33 137446.45 10:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:18 9846860 13351536 2607628 15.93 134088 3507260 2955608 16.97 778628 5383368 32676 11:00:01 8564900 12644968 3310192 20.22 153384 4022692 3453156 19.82 914228 6479016 205924 Average: 9205880 12998252 2958910 18.07 143736 3764976 3204382 18.39 846428 5931192 119300 10:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:18 lo 1171.86 1171.86 1109.88 1109.88 0.00 0.00 0.00 0.00 10:50:18 ens3 118.80 87.38 1116.26 17.82 0.00 0.00 0.00 0.00 10:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1170.42 1170.42 1114.25 1114.25 0.00 0.00 0.00 0.00 11:00:01 ens3 37.41 30.86 22.15 11.66 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1171.15 1171.15 1112.03 1112.03 0.00 0.00 0.00 0.00 Average: ens3 78.73 59.55 577.55 14.79 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-25275) 03/02/26 _x86_64_ (4 CPU) 10:37:28 LINUX RESTART (4 CPU) 10:40:17 CPU %user %nice %system %iowait %steal %idle 10:50:18 all 46.45 0.00 2.08 1.16 0.12 50.19 10:50:18 0 44.58 0.00 2.10 0.46 0.12 52.75 10:50:18 1 47.99 0.00 2.13 1.65 0.12 48.11 10:50:18 2 46.69 0.00 2.02 1.63 0.12 49.54 10:50:18 3 46.55 0.00 2.06 0.90 0.12 50.36 11:00:01 all 63.78 0.00 2.48 0.72 0.14 32.89 11:00:01 0 62.87 0.00 2.24 1.17 0.14 33.59 11:00:01 1 65.76 0.00 2.62 0.18 0.14 31.30 11:00:01 2 63.52 0.00 2.25 0.67 0.15 33.41 11:00:01 3 62.97 0.00 2.79 0.85 0.14 33.25 Average: all 54.98 0.00 2.27 0.94 0.13 41.67 Average: 0 53.58 0.00 2.17 0.81 0.13 43.32 Average: 1 56.74 0.00 2.37 0.93 0.13 39.84 Average: 2 54.97 0.00 2.14 1.16 0.14 41.60 Average: 3 54.64 0.00 2.42 0.88 0.13 41.94