---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27541 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 18G 61G 23% / 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 653 12830 4 2504 14993 Swap: 1023 54 969 ---> 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:ce:49:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81223sec preferred_lft 81223sec inet6 fe80::f816:3eff:fece:49b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:b2:0b:9d:e1:6a 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 inet6 fe80::f8b2:bff:fe9d:e16a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27541) 06/15/26 _x86_64_ (4 CPU) 06:57:08 LINUX RESTART (4 CPU) 07:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:15 99.89 4.11 91.44 4.34 381.98 32406.27 12987.84 07:20:01 68.31 24.51 26.40 17.41 1130.77 1937.90 216343.09 07:30:15 10.95 0.54 9.80 0.61 26.87 313.45 695.64 07:40:03 9.43 0.47 8.47 0.49 19.99 557.49 1936.29 07:50:01 19.19 0.41 17.90 0.89 15.14 580.39 740.16 08:00:15 7.70 0.64 6.77 0.29 20.30 221.07 310.53 08:10:01 6.01 0.41 5.41 0.19 12.25 157.20 90.45 08:20:01 5.70 0.29 5.22 0.18 11.61 154.85 301.21 Average: 28.46 3.86 21.59 3.01 200.09 4618.08 28574.47 07:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:15 2916860 7410136 8515972 52.01 263412 4116104 9383784 53.86 2179112 10594132 1752 07:20:01 2320944 4119712 11819176 72.19 270168 1641516 13153952 75.50 1117884 12483096 2432 07:30:15 4495932 6321600 9619048 58.75 271772 1666896 10902080 62.58 1138844 10294716 624 07:40:03 10437480 12369524 3575164 21.84 275960 1767480 4540592 26.06 1174716 4336956 976 07:50:01 10985156 13001712 2943408 17.98 279208 1848632 3774356 21.66 1204580 3769416 324 08:00:15 9333416 11380020 4564084 27.88 279948 1877920 5339500 30.65 1212332 5406380 516 08:10:01 9273664 11340268 4603872 28.12 280404 1897448 5369348 30.82 1217104 5449272 220 08:20:01 7693504 9780828 6162540 37.64 281032 1917492 7000444 40.18 1222600 7028420 280 Average: 7182120 9465475 6475408 39.55 275238 2091686 7433007 42.67 1308396 7420298 890 07:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:15 lo 12.84 12.84 11.87 11.87 0.00 0.00 0.00 0.00 07:10:15 ens3 70.63 52.97 1069.44 5.94 0.00 0.00 0.00 0.00 07:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 39.07 39.07 21.01 21.01 0.00 0.00 0.00 0.00 07:20:01 ens3 1.78 1.58 0.43 0.37 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:15 lo 31.88 31.88 12.99 12.99 0.00 0.00 0.00 0.00 07:30:15 ens3 0.89 0.74 0.18 0.14 0.00 0.00 0.00 0.00 07:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:03 lo 11.46 11.46 5.89 5.89 0.00 0.00 0.00 0.00 07:40:03 ens3 0.78 0.56 0.21 0.16 0.00 0.00 0.00 0.00 07:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 13.31 13.31 7.78 7.78 0.00 0.00 0.00 0.00 07:50:01 ens3 0.88 0.87 0.17 0.16 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:15 lo 19.48 19.48 9.15 9.15 0.00 0.00 0.00 0.00 08:00:15 ens3 0.93 0.68 0.25 0.18 0.00 0.00 0.00 0.00 08:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 27.36 27.36 9.46 9.46 0.00 0.00 0.00 0.00 08:10:01 ens3 0.67 0.40 0.16 0.12 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 16.53 16.53 8.37 8.37 0.00 0.00 0.00 0.00 08:20:01 ens3 0.74 0.48 0.18 0.12 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.46 21.46 10.81 10.81 0.00 0.00 0.00 0.00 Average: ens3 9.84 7.42 136.62 0.91 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27541) 06/15/26 _x86_64_ (4 CPU) 06:57:08 LINUX RESTART (4 CPU) 07:00:03 CPU %user %nice %system %iowait %steal %idle 07:10:15 all 57.06 0.00 2.47 0.33 0.10 40.03 07:10:15 0 56.05 0.00 2.55 0.39 0.09 40.92 07:10:15 1 55.74 0.00 2.39 0.42 0.10 41.35 07:10:15 2 56.07 0.00 2.25 0.30 0.10 41.28 07:10:15 3 60.39 0.00 2.71 0.23 0.10 36.57 07:20:01 all 46.85 0.00 1.81 0.25 0.11 50.99 07:20:01 0 46.24 0.00 1.80 0.37 0.11 51.49 07:20:01 1 46.88 0.00 1.76 0.24 0.11 51.00 07:20:01 2 47.17 0.00 1.67 0.15 0.11 50.89 07:20:01 3 47.11 0.00 1.99 0.23 0.11 50.56 07:30:15 all 23.68 0.00 0.93 0.05 0.09 75.24 07:30:15 0 23.35 0.00 0.96 0.06 0.09 75.53 07:30:15 1 24.29 0.00 1.00 0.09 0.09 74.53 07:30:15 2 23.12 0.00 0.87 0.04 0.10 75.87 07:30:15 3 23.98 0.00 0.89 0.02 0.09 75.02 07:40:03 all 15.32 0.00 0.71 0.05 0.08 83.84 07:40:03 0 14.88 0.00 0.72 0.05 0.08 84.28 07:40:03 1 16.75 0.00 0.75 0.09 0.08 82.33 07:40:03 2 14.63 0.00 0.73 0.04 0.08 84.52 07:40:03 3 15.02 0.00 0.64 0.02 0.08 84.24 07:50:01 all 28.77 0.00 0.88 0.07 0.08 70.20 07:50:01 0 28.06 0.00 0.80 0.04 0.08 71.02 07:50:01 1 28.19 0.00 0.87 0.05 0.08 70.81 07:50:01 2 29.89 0.00 0.84 0.15 0.08 69.04 07:50:01 3 28.95 0.00 1.01 0.04 0.08 69.93 08:00:15 all 13.95 0.00 0.48 0.07 0.07 85.44 08:00:15 0 13.74 0.00 0.49 0.13 0.06 85.59 08:00:15 1 14.00 0.00 0.46 0.03 0.07 85.43 08:00:15 2 14.29 0.00 0.47 0.08 0.08 85.08 08:00:15 3 13.78 0.00 0.49 0.02 0.07 85.65 08:10:01 all 8.74 0.00 0.44 0.10 0.06 90.66 08:10:01 0 9.29 0.00 0.40 0.02 0.06 90.23 08:10:01 1 8.89 0.00 0.41 0.01 0.06 90.63 08:10:01 2 8.32 0.00 0.53 0.33 0.06 90.76 08:10:01 3 8.46 0.00 0.41 0.05 0.06 91.02 08:20:01 all 10.40 0.00 0.39 0.02 0.07 89.12 08:20:01 0 10.81 0.00 0.35 0.02 0.07 88.75 08:20:01 1 10.48 0.00 0.44 0.03 0.07 88.99 08:20:01 2 10.43 0.00 0.44 0.03 0.07 89.04 08:20:01 3 9.87 0.00 0.34 0.02 0.06 89.71 Average: all 25.65 0.00 1.02 0.12 0.08 73.14 Average: 0 25.34 0.00 1.01 0.13 0.08 73.43 Average: 1 25.69 0.00 1.01 0.12 0.08 73.09 Average: 2 25.54 0.00 0.98 0.14 0.08 73.26 Average: 3 26.01 0.00 1.06 0.08 0.08 72.77